[ { "product_name": "SiT5156", "product_type": "Elite Platform Super?TCXO (TCXO/VCTCXO/DCTCXO)", "overview": { "description": "MEMS Super?TCXO covering 1–60 MHz with ±0.5/±1.0/±2.5 ppm stability options and excellent dynamic performance under airflow, vibration and temperature transients.", "features": [ "Any frequency 1–60 MHz in 1 Hz steps", "±0.5, ±1.0 or ±2.5 ppm stability over temperature", "±15 ppb/°C typical frequency slope", "Best?in?class dynamic stability (airflow/thermal shock/vibration)", "Digital pull via I²C (DCTCXO) up to ±3200 ppm; 5 ppt resolution", "Analog pull (VCTCXO) ±6.25 ppm option", "2.5 V, 2.8 V, 3.0 V, 3.3 V supply options (on?chip regulators)", "LVCMOS or clipped?sine output", "RoHS/REACH; Pb/Halogen/Antimony?free" ], "applications": [ "Precision GNSS systems", "Microwave backhaul", "Network routers \u0026 switches", "Professional audio/video", "Storage \u0026 servers", "Test \u0026 measurement" ] }, "electrical_characteristics": { "nominal_output_frequency_range_MHz": [ 1, 60 ], "operating_temperature_ranges_C": [ [ -20, 70 ], [ -40, 85 ], [ -40, 105 ] ], "stability": { "over_temperature_ppm_options": [ 0.5, 1.0, 2.5 ], "initial_tolerance_ppm": 1.0, "slope_ppb_per_C_typ": 15, "one_year_aging_ppm": 1.0, "twenty_year_aging_ppm": 2.0 }, "sensitivities": { "supply_voltage_ppb_typ_max": { "0.5ppm_option": [ 7.1, 16.25 ], "1.0ppm_option": [ 11.83, 32.5 ], "2.5ppm_option": [ 28.4, 65.0 ] }, "output_load_ppb_typ_max": { "0.5ppm_option": [ 0.81, 2.75 ], "1.0ppm_option": [ 1.35, 5.5 ], "2.5ppm_option": [ 3.24, 11.0 ] } }, "lvcmos_output": { "duty_cycle_percent": [ 45, 55 ], "rise_fall_time_ns": [ 0.8, 1.9 ], "VOH_min_percent_Vdd": 90, "VOL_max_percent_Vdd": 10, "output_impedance_ohms": { "2.5V": 19, "2.8V": 18, "3.0V": 17, "3.3V": 17 } }, "clipped_sine_output": { "swing_V": [ 0.8, 1.2 ], "rise_fall_time_ns": [ 3.5, 4.6 ] }, "timing": { "startup_time_ms": [ 2.5, 3.5 ], "output_enable_time_ns_max": 680, "time_to_rated_stability_ms": [ 5, 45 ], "freq_change_delay_us": [ 103, 140 ], "freq_settling_time_us": [ 16.5, 20 ] }, "dc_characteristics": { "supply_voltage_options_V": [ [ 2.25, 2.75 ], [ 2.52, 3.08 ], [ 2.7, 3.3 ], [ 2.97, 3.63 ] ], "current_no_load_mA": { "TCXO/DCTCXO@19.2MHz": [ 44, 53 ], "VCTCXO@19.2MHz": [ 48, 57 ] }, "oe_disable_current_mA": { "TCXO/DCTCXO": [ 43, 51 ], "VCTCXO": [ 47, 55 ] } }, "i2c_interface": { "bus_speed_kHz": { "-40_to_105C_max": 400, "-40_to_85C_max": 1000 }, "VIL_percent_Vdd_max": 30, "VIH_percent_Vdd_min": 70, "VOL_V_max": 0.4, "input_leakage_uA": [ 0.5, 24 ], "input_capacitance_pF_max": 5 }, "jitter_phase_noise_examples": { "RMS_phase_jitter_ps": [ 0.31, 0.5 ], "RMS_period_jitter_ps": [ 0.8, 1.1 ], "cycle_to_cycle_jitter_ps": [ 6, 9 ], "phase_noise_LVCMOS_10MHz_dBc_per_Hz": { "1Hz": -80, "10Hz": -108, "100Hz": -127, "1kHz": -148, "10kHz": -154, "100kHz": -154, "1MHz": -167, "5MHz": -168 } }, "frequency_tuning": { "pull_range_ppm_options": [ 6.25, 10, 12.5, 25, 50, 80, 100, 125, 150, 200, 400, 600, 800, 1200, 1600, 3200 ], "APR_example_ppm_at_PR_6_25": { "0.5ppm_option": 2.75, "1.0ppm_option": 2.25, "2.5ppm_option": 0.75 } } }, "pins": [ { "number": 1, "name": "OE/VC/NC", "type": "Input / Analog / NC", "function": "OE: enable/Hi?Z • VC: VCTCXO control voltage • NC: no effect" }, { "number": 2, "name": "SCL/NC", "type": "Input / NC", "function": "I²C clock (DCTCXO) or NC" }, { "number": 3, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 4, "name": "GND", "type": "Power", "function": "Ground" }, { "number": 5, "name": "A0/NC", "type": "Input / NC", "function": "I²C address select (DCTCXO) or NC" }, { "number": 6, "name": "CLK", "type": "Output", "function": "LVCMOS or clipped?sine output" }, { "number": 7, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 8, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 9, "name": "VDD", "type": "Power", "function": "Supply; place 0.1 µF close and 10 µF nearby" }, { "number": 10, "name": "SDA/NC", "type": "I/O / NC", "function": "I²C data (DCTCXO) or NC" } ], "absolute_maximum": { "storage_temp_C": [ -65, 125 ], "VDD_range_V": [ -0.5, 4.0 ], "HBM_ESD_V": 2000, "solder_temp_C": 260, "junction_temp_C_max": 130, "input_voltage_max_V": "+VDD + 0.3", "input_voltage_min_V": -0.3 }, "environmental": { "shock_g": 30000, "vibration_g": 70, "moisture": "MSL1 @ 260 °C", "compliance": [ "RoHS", "REACH", "Pb/Halogen/Antimony?free" ] }, "package": { "options": [ "5.0×3.2 mm" ], "notes": [ "Use 0.1 µF + 10 µF decoupling", "Follow J?STD?020 reflow profile" ] }, "supported_frequency_ranges_MHz": [ [ 1, 60 ] ] }, { "product_name": "SiT5157", "product_type": "Elite Platform Super?TCXO (TCXO/VCTCXO/DCTCXO)", "overview": { "description": "High?frequency MEMS Super?TCXO covering 60–189 MHz and 208–220 MHz with ±0.5/±1.0/±2.5 ppm stability and strong dynamic performance.", "features": [ "Frequency 60.000001–189 MHz \u0026 208–220 MHz in 1 Hz steps", "±0.5, ±1.0 or ±2.5 ppm stability over temperature", "±15 ppb/°C typical slope", "RMS phase jitter ~0.31–0.50 ps (12 kHz–20 MHz)", "Digital pull via I²C up to ±3200 ppm; 5 ppt resolution", "Analog pull (VCTCXO) ±6.25 ppm option", "2.5 V, 2.8 V, 3.0 V, 3.3 V supply options", "LVCMOS output", "RoHS/REACH; Pb/Halogen/Antimony?free" ], "applications": [ "4G/5G radio, microwave backhaul", "IEEE 1588/Sync platforms, routers \u0026 switches", "Precision GNSS", "Professional audio/video", "Storage \u0026 servers", "Test \u0026 measurement" ] }, "electrical_characteristics": { "nominal_output_frequency_ranges_MHz": [ [ 60.000001, 189 ], [ 208, 220 ] ], "operating_temperature_ranges_C": [ [ -20, 70 ], [ -40, 85 ], [ -40, 105 ] ], "stability": { "over_temperature_ppm_options": [ 0.5, 1.0, 2.5 ], "initial_tolerance_ppm": 1.0, "slope_ppb_per_C_typ": 15, "one_year_aging_ppm": 1.0, "twenty_year_aging_ppm": 2.0 }, "lvcmos_output": { "duty_cycle_percent": [ 42, 55 ], "rise_fall_time_ns": [ 0.8, 1.9 ], "VOH_min_percent_Vdd": 90, "VOL_max_percent_Vdd": 10, "output_impedance_ohms": { "2.5V": 19, "2.8V": 18, "3.0V": 17, "3.3V": 17 } }, "timing": { "startup_time_ms": [ 2.5, 3.5 ], "output_enable_time_ns_max": 285, "time_to_rated_stability_ms": [ 5, 45 ], "freq_change_delay_us": [ 103, 140 ], "freq_settling_time_us": [ 16.5, 20 ] }, "dc_characteristics": { "supply_voltage_options_V": [ [ 2.25, 2.75 ], [ 2.52, 3.08 ], [ 2.7, 3.3 ], [ 2.97, 3.63 ] ], "current_no_load_mA": { "TCXO/DCTCXO@100MHz": [ 48, 62 ], "VCTCXO@100MHz": [ 52, 66 ] }, "oe_disable_current_mA": { "TCXO/DCTCXO": [ 45, 52 ], "VCTCXO": [ 49, 56 ] } }, "i2c_interface": { "bus_speed_kHz": { "rated_temp_max": 400, "oper_temp_max": 1000 }, "VIL_percent_Vdd_max": 30, "VIH_percent_Vdd_min": 70, "VOL_V_max": 0.4, "input_leakage_uA": [ 0.5, 24 ], "input_capacitance_pF_max": 5 }, "jitter_phase_noise_examples": { "RMS_phase_jitter_ps": [ 0.31, 0.5 ], "RMS_period_jitter_ps": [ 1.0, 1.8 ], "cycle_to_cycle_jitter_ps": [ 6.6, 13.4 ], "phase_noise_100MHz_dBc_per_Hz": { "1Hz": [ -61, -54 ], "10Hz": [ -89, -83 ], "100Hz": [ -107, -103 ], "1kHz": [ -128, -124 ], "100kHz": [ -133, -130 ], "1MHz": [ -150, -144 ], "20MHz": [ -159, -150 ] } }, "frequency_tuning": { "pull_range_ppm_options": [ 6.25, 10, 12.5, 25, 50, 80, 100, 125, 150, 200, 400, 600, 800, 1200, 1600, 3200 ], "APR_example_ppm_at_PR_6_25": { "0.5ppm_option": 2.75, "1.0ppm_option": 2.25, "2.5ppm_option": 0.75 } } }, "pins": [ { "number": 1, "name": "OE/VC/NC", "type": "Input / Analog / NC", "function": "OE: enable/Hi?Z • VC: VCTCXO control voltage • NC: no effect" }, { "number": 2, "name": "SCL/NC", "type": "Input / NC", "function": "I²C clock (DCTCXO) or NC" }, { "number": 3, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 4, "name": "GND", "type": "Power", "function": "Ground" }, { "number": 5, "name": "A0/NC", "type": "Input / NC", "function": "I²C address select (DCTCXO) or NC" }, { "number": 6, "name": "CLK", "type": "Output", "function": "LVCMOS output" }, { "number": 7, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 8, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 9, "name": "VDD", "type": "Power", "function": "Supply; place 0.1 µF close and 10 µF nearby" }, { "number": 10, "name": "SDA/NC", "type": "I/O / NC", "function": "I²C data (DCTCXO) or NC" } ], "absolute_maximum": { "storage_temp_C": [ -65, 125 ], "VDD_range_V": [ -0.5, 4.0 ], "HBM_ESD_V": 2000, "solder_temp_C": 260, "junction_temp_C_max": 130, "input_voltage_max_V": "+VDD + 0.3", "input_voltage_min_V": -0.3 }, "environmental": { "shock_g": 30000, "vibration_g": 70, "moisture": "MSL1 @ 260 °C", "compliance": [ "RoHS", "REACH", "Pb/Halogen/Antimony?free" ] }, "package": { "options": [ "5.0×3.2 mm" ], "notes": [ "Use 0.1 µF + 10 µF decoupling", "Follow J?STD?020 reflow profile" ] }, "supported_frequency_ranges_MHz": [ [ 60.000001, 189 ], [ 208, 220 ] ] }, { "product_name": "SiT5155", "product_type": "Elite Platform Super?TCXO for GNSS/GPS (TCXO/VCTCXO/DCTCXO)", "overview": { "description": "GNSS/GPS?focused MEMS Super?TCXO providing ±0.5 ppm stability and low jitter/phase noise with LVCMOS or clipped?sine outputs.", "features": [ "12 pre?defined frequencies from 10 to 40 MHz", "±0.5 ppm stability over temperature", "±15 ppb/°C typical frequency slope", "Low jitter, low phase noise (see tables)", "Digital pull via I²C up to ±3200 ppm; 5 ppt resolution", "2.5 V, 2.8 V, 3.0 V, 3.3 V supply options", "LVCMOS or clipped?sine output", "RoHS/REACH; Pb/Halogen/Antimony?free" ], "applications": [ "Precision GNSS/GPS receivers", "Microwave backhaul", "Network routers \u0026 switches", "Professional audio/video", "Storage \u0026 servers", "Test \u0026 measurement" ] }, "electrical_characteristics": { "available_output_frequencies_MHz": [ 10.0, 10.949297, 16.3676, 16.367667, 16.368, 16.369, 16.384, 20.0, 24.5535, 25.0, 26.0, 40.0 ], "operating_temperature_ranges_C": [ [ -20, 70 ], [ -40, 85 ], [ -40, 105 ] ], "stability": { "over_temperature_ppm": 0.5, "initial_tolerance_ppm": 1.0, "slope_ppb_per_C_typ": 15, "one_year_aging_ppm": 1.0, "twenty_year_aging_ppm": 2.0 }, "lvcmos_output": { "duty_cycle_percent": [ 45, 55 ], "rise_fall_time_ns": [ 0.8, 1.9 ], "VOH_min_percent_Vdd": 90, "VOL_max_percent_Vdd": 10, "output_impedance_ohms": { "2.5V": 19, "2.8V": 18, "3.0V": 17, "3.3V": 17 } }, "clipped_sine_output": { "swing_V": [ 0.8, 1.2 ], "rise_fall_time_ns": [ 3.5, 4.6 ] }, "timing": { "startup_time_ms": [ 2.5, 3.5 ], "output_enable_time_ns_max": 680, "time_to_rated_stability_ms": [ 5, 45 ], "freq_change_delay_us": [ 103, 140 ], "freq_settling_time_us": [ 16.5, 20 ] }, "dc_characteristics": { "supply_voltage_options_V": [ [ 2.25, 2.75 ], [ 2.52, 3.08 ], [ 2.7, 3.3 ], [ 2.97, 3.63 ] ], "current_no_load_mA": { "TCXO/DCTCXO@20MHz": [ 44, 53 ], "VCTCXO@20MHz": [ 48, 57 ] }, "oe_disable_current_mA": { "TCXO/DCTCXO": [ 43, 51 ], "VCTCXO": [ 47, 55 ] } }, "i2c_interface": { "bus_speed_kHz": { "-40_to_105C_max": 400, "-40_to_85C_max": 1000 }, "VIL_percent_Vdd_max": 30, "VIH_percent_Vdd_min": 70, "VOL_V_max": 0.4, "input_leakage_uA": [ 0.5, 24 ], "input_capacitance_pF_max": 5 }, "jitter_phase_noise_examples": { "RMS_phase_jitter_ps_LVCMOS": [ 0.31, 0.48 ], "RMS_period_jitter_ps": [ 0.8, 1.1 ], "cycle_to_cycle_jitter_ps": [ 6, 9 ], "phase_noise_LVCMOS_10MHz_dBc_per_Hz": { "1Hz": -80, "10Hz": -108, "100Hz": -127, "1kHz": -148, "10kHz": -154, "100kHz": -154, "1MHz": -167, "5MHz": -168 }, "RMS_phase_jitter_ps_clipped_sine": [ 0.31, 0.46 ] }, "frequency_tuning": { "pull_range_ppm_options": [ 6.25, 10, 12.5, 25, 50, 80, 100, 125, 150, 200, 400, 600, 800, 1200, 1600, 3200 ], "APR_example_ppm_at_PR_6_25": 2.75 } }, "pins": [ { "number": 1, "name": "OE/VC/NC", "type": "Input / Analog / NC", "function": "OE: enable/Hi?Z • VC: VCTCXO control voltage • NC: no effect" }, { "number": 2, "name": "SCL/NC", "type": "Input / NC", "function": "I²C clock (DCTCXO) or NC" }, { "number": 3, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 4, "name": "GND", "type": "Power", "function": "Ground" }, { "number": 5, "name": "A0/NC", "type": "Input / NC", "function": "I²C address select (DCTCXO) or NC" }, { "number": 6, "name": "CLK", "type": "Output", "function": "LVCMOS or clipped?sine output" }, { "number": 7, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 8, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 9, "name": "VDD", "type": "Power", "function": "Supply; place 0.1 µF close and 10 µF nearby" }, { "number": 10, "name": "SDA/NC", "type": "I/O / NC", "function": "I²C data (DCTCXO) or NC" } ], "absolute_maximum": { "storage_temp_C": [ -65, 125 ], "VDD_range_V": [ -0.5, 4.0 ], "HBM_ESD_V": 2000, "solder_temp_C": 260, "junction_temp_C_max": 130, "input_voltage_max_V": "+VDD + 0.3", "input_voltage_min_V": -0.3 }, "environmental": { "shock_g": 30000, "vibration_g": 70, "moisture": "MSL1 @ 260 °C", "compliance": [ "RoHS", "REACH", "Pb/Halogen/Antimony?free" ] }, "package": { "options": [ "5.0×3.2 mm" ], "notes": [ "Use 0.1 µF + 10 µF decoupling", "Follow J?STD?020 reflow profile" ] }, "supported_frequency_ranges_MHz": [ [ 10, 40 ] ] }, { "product_name": "SiT5356", "product_type": "Stratum 3 Elite Platform Precision Super?TCXO (TCXO/VCTCXO/DCTCXO)", "overview": { "description": "±100–±250 ppb precision MEMS Super?TCXO for 1–60 MHz with Stratum 3 compliance and excellent dynamic stability.", "features": [ "Any frequency 1–60 MHz in 1 Hz steps", "Stratum?grade stability options: ±0.1, ±0.2, ±0.25 ppm", "~±1 ppb/°C typical dF/dT (Stratum 3+)", "ADEV ? 1.5e?11 @ 10 s", "Operating temp ?40 to +105 °C", "Digital pull via I²C up to ±3200 ppm; 5 ppt resolution", "Analog pull (VCTCXO) ±6.25 ppm option", "2.5/2.8/3.0/3.3 V supply options", "LVCMOS or clipped?sine output" ], "applications": [ "4G/5G radio, small cell", "IEEE 1588 boundary/grandmaster clocks", "Carrier?grade routers \u0026 switches / SyncE", "Optical transport – SONET/SDH, OTN, Stratum 3", "DOCSIS R?PHY", "GPSDO / precision GNSS", "Test \u0026 measurement" ] }, "electrical_characteristics": { "nominal_output_frequency_range_MHz": [ 1, 60 ], "operating_temperature_ranges_C": [ [ -20, 70 ], [ -40, 85 ], [ -40, 105 ] ], "stability": { "grades": [ { "grade": "Stratum 3+", "over_temperature_ppm": 0.1 }, { "grade": "Stratum 3", "over_temperature_ppm": 0.2 }, { "grade": "Stratum 3", "over_temperature_ppm": 0.25 } ], "initial_tolerance_ppm": { "S3+": 0.3, "S3": 1.0 }, "one_day_aging_ppb_S3+@85C": [ 0.5, 2.0 ], "one_year_aging_ppb@85C": [ 57, 230 ], "twenty_year_total_stability_ppm": 4.6 }, "sensitivities": { "supply_voltage_ppb_typ_max_S3+": [ 0.5, 2.5 ], "supply_voltage_ppb_typ_max_S3": [ 3.0, 6.5 ], "output_load_ppb_typ_max_S3+": [ 0.05, 0.4 ], "output_load_ppb_typ_max_S3": [ 0.3, 1.1 ] }, "slope_dF_dT_ppb_per_C": { "S3+": [ 0.9, 2.0 ], "extended_ranges": [ [ -40, -20, 1.0, 3.5 ], [ 85, 105, 0.9, 3.3 ] ] }, "dynamic_during_temp_ramp_ppb_per_s": { "S3+": [ 0.008, 0.02 ], "ext_low": [ 0.01, 0.03 ], "ext_high": [ 0.008, 0.028 ] }, "lvcmos_output": { "duty_cycle_percent": [ 45, 55 ], "rise_fall_time_ns": [ 0.8, 1.9 ], "VOH_min_percent_Vdd": 90, "VOL_max_percent_Vdd": 10, "output_impedance_ohms": { "2.5V": 19, "2.8V": 18, "3.0V": 17, "3.3V": 17 } }, "clipped_sine_output": { "swing_V": [ 0.8, 1.2 ], "rise_fall_time_ns": [ 3.5, 4.6 ] }, "timing": { "startup_time_ms": [ 2.5, 3.5 ], "output_enable_time_ns_max": 680, "time_to_rated_stability_ms": [ 5, 45 ] }, "dc_characteristics": { "supply_voltage_options_V": [ [ 2.25, 2.75 ], [ 2.52, 3.08 ], [ 2.7, 3.3 ], [ 2.97, 3.63 ] ], "current_no_load_mA": { "TCXO/DCTCXO@19.2MHz": [ 44, 53 ], "VCTCXO@19.2MHz": [ 48, 57 ] }, "oe_disable_current_mA": { "TCXO/DCTCXO": [ 43, 51 ], "VCTCXO": [ 47, 55 ] } }, "i2c_interface": { "bus_speed_kHz": { "to105C": 400, "to85C": 1000 }, "VIL_percent_Vdd_max": 30, "VIH_percent_Vdd_min": 70, "VOL_V_max": 0.4, "input_leakage_uA": [ 0.5, 24 ], "input_capacitance_pF_max": 5 }, "jitter_phase_noise_examples": { "RMS_phase_jitter_ps": [ 0.31, 0.5 ], "RMS_period_jitter_ps": [ 0.8, 1.1 ], "cycle_to_cycle_jitter_ps": [ 6, 9 ], "phase_noise_LVCMOS_10MHz_dBc_per_Hz": { "1Hz": -80, "10Hz": -108, "100Hz": -127, "1kHz": -148, "10kHz": -154, "100kHz": -154, "1MHz": -167, "5MHz": -168 } }, "frequency_tuning": { "pull_range_ppm_options": [ 6.25, 10, 12.5, 25, 50, 80, 100, 125, 150, 200, 400, 600, 800, 1200, 1600, 3200 ], "APR_example_ppm_at_PR_6_25": { "0.1ppm": 5.31, "0.2ppm": 3.05, "0.25ppm": 3.0 } } }, "pins": [ { "number": 1, "name": "OE/VC/NC", "type": "Input/Analog/NC", "function": "OE: enable/Hi?Z • VC: VCTCXO control • NC: no effect" }, { "number": 2, "name": "SCL/NC", "type": "Input/NC", "function": "I²C clock (DCTCXO) or NC" }, { "number": 3, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 4, "name": "GND", "type": "Power", "function": "Ground" }, { "number": 5, "name": "A0/NC", "type": "Input/NC", "function": "I²C address select (DCTCXO) or NC" }, { "number": 6, "name": "CLK", "type": "Output", "function": "LVCMOS or clipped?sine" }, { "number": 7, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 8, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 9, "name": "VDD", "type": "Power", "function": "Supply; 0.1 µF near + 10 µF local" }, { "number": 10, "name": "SDA/NC", "type": "I/O/NC", "function": "I²C data (DCTCXO) or NC" } ], "absolute_maximum": { "storage_temp_C": [ -65, 125 ], "VDD_range_V": [ -0.5, 4.0 ], "HBM_ESD_V": 2000, "solder_temp_C": 260, "junction_temp_C_max": 130, "input_voltage_max_V": "+VDD + 0.3", "input_voltage_min_V": -0.3 }, "environmental": { "shock_g": 30000, "vibration_g": 70, "moisture": "MSL1 @ 260 °C" }, "package": { "options": [ "5.0×3.2 mm" ], "notes": [ "Use 0.1 µF + 10 µF decoupling", "Follow J?STD?020 reflow" ] } }, { "product_name": "SiT5357", "product_type": "Stratum 3 Elite Platform Precision Super?TCXO (TCXO/VCTCXO/DCTCXO)", "overview": { "description": "±0.1/±0.2/±0.25 ppm precision MEMS Super?TCXO for 60–189 MHz \u0026 208–220 MHz with Stratum 3 compliance and strong dynamic performance.", "features": [ "Frequency 60.000001–189 MHz \u0026 208–220 MHz in 1 Hz steps", "Stratum grades ±0.1/±0.2/±0.25 ppm over temp", "~±0.9–2 ppb/°C typical dF/dT", "ADEV ? 1.5e?11 @ 10 s", "Operating temp ?40 to +105 °C", "Digital pull via I²C up to ±3200 ppm; 5 ppt resolution", "Analog pull (VCTCXO) ±6.25 ppm option", "2.5/2.8/3.0/3.3 V supply options", "LVCMOS output" ], "applications": [ "4G/5G radio, small cell", "IEEE 1588, SyncE", "Optical transport – SONET/SDH, OTN, Stratum 3", "DOCSIS R?PHY", "Precision GNSS", "Test \u0026 measurement" ] }, "electrical_characteristics": { "nominal_output_frequency_ranges_MHz": [ [ 60.000001, 189 ], [ 208, 220 ] ], "operating_temperature_ranges_C": [ [ -20, 70 ], [ -40, 85 ], [ -40, 105 ] ], "stability": { "grades": [ { "grade": "Stratum 3+", "over_temperature_ppm": 0.1 }, { "grade": "Stratum 3", "over_temperature_ppm": 0.2 }, { "grade": "Stratum 3", "over_temperature_ppm": 0.25 } ], "initial_tolerance_ppm_S3+": 0.3, "initial_tolerance_ppm_S3": 1.0, "holdover_24h_ppm_S3+": 0.15, "holdover_24h_ppm_S3": 0.28, "twenty_year_total_stability_ppm": 4.6 }, "sensitivities": { "supply_voltage_ppb_typ_max_S3+": [ 0.7, 3.6 ], "supply_voltage_ppb_typ_max_S3": [ 4.7, 10.4 ], "output_load_ppb_typ_max_S3+": [ 0.2, 1.5 ], "output_load_ppb_typ_max_S3": [ 1.3, 4.2 ] }, "lvcmos_output": { "duty_cycle_percent_low_band": [ 45, 55 ], "duty_cycle_percent_high_band": [ 42, 55 ], "rise_fall_time_ns": [ 0.8, 1.9 ], "VOH_min_percent_Vdd": 90, "VOL_max_percent_Vdd": 10, "output_impedance_ohms": { "2.5V": 19, "2.8V": 18, "3.0V": 17, "3.3V": 17 } }, "timing": { "startup_time_ms": [ 2.5, 3.5 ], "output_enable_time_ns_max": 285, "time_to_rated_stability_ms": [ 5, 45 ] }, "dc_characteristics": { "supply_voltage_options_V": [ [ 2.25, 2.75 ], [ 2.52, 3.08 ], [ 2.7, 3.3 ], [ 2.97, 3.63 ] ], "current_no_load_mA@100MHz": { "TCXO/DCTCXO": [ 48, 62 ], "VCTCXO": [ 52, 66 ] }, "oe_disable_current_mA": { "TCXO/DCTCXO": [ 45, 52 ], "VCTCXO": [ 49, 56 ] } }, "i2c_interface": { "bus_speed_kHz": { "rated_temp_max": 400, "oper_temp_max": 1000 }, "VIL_percent_Vdd_max": 30, "VIH_percent_Vdd_min": 70, "VOL_V_max": 0.4, "input_leakage_uA": [ 0.5, 24 ], "input_capacitance_pF_max": 5 }, "jitter_phase_noise_examples": { "RMS_phase_jitter_ps": [ 0.31, 0.5 ], "RMS_period_jitter_ps": [ 1.0, 1.8 ], "cycle_to_cycle_jitter_ps": [ 6.6, 13.4 ], "phase_noise_100MHz_dBc_per_Hz": { "1Hz": [ -61, -54 ], "10Hz": [ -89, -83 ], "100Hz": [ -107, -103 ], "1kHz": [ -128, -124 ], "100kHz": [ -133, -130 ], "1MHz": [ -150, -144 ], "20MHz": [ -159, -150 ] } }, "frequency_tuning": { "pull_range_ppm_options": [ 6.25, 10, 12.5, 25, 50, 80, 100, 125, 150, 200, 400, 600, 800, 1200, 1600, 3200 ], "APR_example_ppm_at_PR_6_25": { "0.1ppm": 5.31, "0.2ppm": 3.05, "0.25ppm": 3.0 } } }, "pins": [ { "number": 1, "name": "OE/VC/NC", "type": "Input/Analog/NC", "function": "OE: enable/Hi?Z • VC: VCTCXO control • NC: no effect" }, { "number": 2, "name": "SCL/NC", "type": "Input/NC", "function": "I²C clock (DCTCXO) or NC" }, { "number": 3, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 4, "name": "GND", "type": "Power", "function": "Ground" }, { "number": 5, "name": "A0/NC", "type": "Input/NC", "function": "I²C address select (DCTCXO) or NC" }, { "number": 6, "name": "CLK", "type": "Output", "function": "LVCMOS output" }, { "number": 7, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 8, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 9, "name": "VDD", "type": "Power", "function": "Supply; 0.1 µF near + 10 µF local" }, { "number": 10, "name": "SDA/NC", "type": "I/O/NC", "function": "I²C data (DCTCXO) or NC" } ], "absolute_maximum": { "storage_temp_C": [ -65, 125 ], "VDD_range_V": [ -0.5, 4.0 ], "HBM_ESD_V": 2000, "solder_temp_C": 260, "junction_temp_C_max": 130, "input_voltage_max_V": "+VDD + 0.3", "input_voltage_min_V": -0.3 }, "environmental": { "shock_g": 30000, "vibration_g": 70, "moisture": "MSL1 @ 260 °C" }, "package": { "options": [ "5.0×3.2 mm" ], "notes": [ "Use 0.1 µF + 10 µF decoupling", "Follow J?STD?020 reflow" ] } }, { "product_name": "SiT5503", "product_type": "Elite X Precision Oscillator (TCXO/DCTCXO)", "overview": { "description": "±5 ppb precision MEMS oscillator for 1–60 MHz with Stratum 3E total stability and ultra?low drift.", "features": [ "Any frequency 1–60 MHz in 1 Hz steps", "±5 ppb over ?40 to +95 °C", "~±0.16 ppb/°C typical dF/dT", "Typical daily aging ±0.2 ppb; 1?year ±60 to ±80 ppb", "20?year total stability ±4.6 ppm (Stratum 3E)", "ADEV ? 1.5e?11 @ 10 s", "Digital pull via I²C up to ±3200 ppm; 5 ppt resolution", "2.5/2.8/3.0/3.3 V supply", "LVCMOS or clipped?sine output", "7.0×5.0 mm package" ], "applications": [ "4G/5G radio \u0026 small cell", "IEEE 1588/SyncE boundary \u0026 grandmaster clocks", "Carrier?grade routers \u0026 switches", "SONET/SDH, OTN, Stratum 3E", "DOCSIS R?PHY", "GPSDO / precision GNSS", "Test \u0026 measurement" ] }, "electrical_characteristics": { "nominal_output_frequency_range_MHz": [ 1, 60 ], "operating_temperature_ranges_C": [ [ -20, 70 ], [ -40, 85 ], [ -40, 95 ] ], "stability": { "over_temperature_ppb": 5, "initial_tolerance_ppm_max": 0.1, "daily_aging_ppb@85C": [ 0.2, 0.4 ], "one_year_aging_ppb@85C": [ 60, 80 ], "twenty_year_aging_ppb": [ 120, 150 ], "twenty_year_total_stability_ppm": 4.6, "hysteresis_ppb": [ 0.8, 2.0 ] }, "sensitivities": { "supply_voltage_ppb_typ_max": [ 0.3, 0.4 ], "output_load_ppb_typ_max": [ 0.1, 0.2 ], "slope_dF_dT_ppb_per_C_typ_max": [ 0.16, 0.3 ], "dynamic_temp_ramp_ppb_per_s_typ_max": [ 0.001, 0.003 ] }, "lvcmos_output": { "duty_cycle_percent": [ 45, 55 ], "rise_fall_time_ns": [ 0.8, 1.9 ], "VOH_min_percent_Vdd": 90, "VOL_max_percent_Vdd": 10, "output_impedance_ohms": [ 13, 19, 31 ] }, "clipped_sine_output": { "swing_V": [ 0.8, 1.2 ], "rise_fall_time_ns": [ 3.5, 4.6 ] }, "timing": { "startup_time_ms": [ 2.5, 3.5 ], "output_enable_time_ns_max": 680, "time_to_rated_stability_s": [ 0.2, 1.6 ], "supply_ramp_time_us_min": 500 }, "dc_characteristics": { "supply_voltage_options_V": [ [ 2.25, 2.75 ], [ 2.52, 3.08 ], [ 2.7, 3.3 ], [ 2.97, 3.63 ] ], "current_no_load_mA@19.2MHz": [ 44, 53 ], "oe_disable_current_mA": [ 43, 51 ] }, "i2c_interface": { "bus_speed_kHz": { "to95C": 400, "to85C": 1000 }, "VIL_percent_Vdd_max": 30, "VIH_percent_Vdd_min": 70, "VOL_V_max": 0.4, "input_leakage_uA": [ 0.5, 24 ], "input_capacitance_pF_max": 5 }, "phase_noise_10MHz_dBc_per_Hz": { "1Hz": [ -80, -77 ], "10Hz": [ -109, -106 ], "100Hz": [ -130, -124 ], "1kHz": [ -145, -140 ], "10kHz": [ -148, -146 ], "100kHz": [ -148, -146 ], "1MHz": [ -163, -160 ], "5MHz": [ -165, -160 ], "spurs_dBc_max": -95 }, "frequency_tuning": { "pull_range_ppm_options": [ 6.25, 10, 12.5, 25, 50, 80, 100, 125, 150, 200, 400, 600, 800, 1200, 1600, 3200 ], "APR_example_ppm_at_PR_6_25": 5.84, "resolution_vs_PR": { "6.25": "5e-12", "10": "5e-12", "12.5": "5e-12", "25": "5e-12", "50": "5e-12", "80": "5e-12", "100": "5e-12", "120": "5e-12", "150": "5e-12", "200": "5e-12", "400": "1e-11", "600": "1.4e-11", "800": "2.1e-11", "1200": "3.2e-11", "1600": "4.7e-11", "3200": "9.4e-11" } } }, "pins": [ { "number": 1, "name": "OE/NC", "type": "Input/NC", "function": "OE: enable/Hi?Z • NC: no effect" }, { "number": 2, "name": "SDA/NC", "type": "I/O/NC", "function": "I²C data (DCTCXO) or NC" }, { "number": 3, "name": "SCL/NC", "type": "Input/NC", "function": "I²C clock (DCTCXO) or NC" }, { "number": 4, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 5, "name": "GND", "type": "Power", "function": "Ground" }, { "number": 6, "name": "CLK", "type": "Output", "function": "LVCMOS or clipped?sine" }, { "number": 7, "name": "A0/NC", "type": "Input/NC", "function": "I²C address select LSB (option G) or NC" }, { "number": 8, "name": "A1/NC", "type": "Input/NC", "function": "I²C address select MSB (option G) or NC" }, { "number": 9, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 10, "name": "VDD", "type": "Power", "function": "Supply; 0.1 µF near + 10 µF local" } ], "absolute_maximum": { "storage_temp_C": [ -65, 125 ], "VDD_range_V": [ -0.5, 4.0 ], "HBM_ESD_V": 2000, "solder_temp_C": 260, "junction_temp_C_max": 130, "input_voltage_max_V": "+VDD + 0.3", "input_voltage_min_V": -0.3 }, "environmental": { "shock_g": 20000, "vibration_g": 70, "moisture": "MSL1 @ 260 °C" }, "package": { "options": [ "7.0×5.0 mm" ], "notes": [ "Min supply ramp 500 µs", "Use 0.1 µF + 10 µF decoupling" ] } }, { "product_name": "SiT5501", "product_type": "Elite X™ Stratum 3E Precision Oscillator (TCXO/DCTCXO)", "overview": { "description": "MEMS precision oscillator optimized for ±10 ppb stability across -40°C to 105°C, designed as a compact, robust alternative to quartz OCXOs for telecom, edge networking, IEEE 1588 PTP, and optical transport.", "features": [ "Any frequency 1–60 MHz in 1 Hz steps", "±10 ppb stability over temperature (Stratum 3E)", "±0.3 ppb/°C typical frequency slope (?F/?T)", "1.5e-11 ADEV at 10 s", "Digital frequency control up to ±3200 ppm (DCTCXO)", "No activity dips or microjumps; resistant to shock, vibration, airflow", "On?chip regulators eliminate external LDOs", "Supply options: 2.5 V, 2.8 V, 3.0 V, 3.3 V", "LVCMOS or clipped?sine output", "7.0×5.0 mm ceramic package; RoHS/REACH, Pb/Halogen/Antimony?free" ], "applications": [ "4G/5G radio, small cell", "IEEE 1588/SyncE boundary \u0026 grandmaster clocks", "Carrier?grade routers \u0026 switches", "Optical transport (SONET/SDH, OTN, Stratum 3E)", "DOCSIS 3.x remote PHY", "GPS disciplined oscillators / precision GNSS", "Test \u0026 measurement" ] }, "electrical_characteristics": { "nominal_output_frequency_range_MHz": [ 1, 60 ], "operating_temperature_ranges_C": [ [ -20, 70 ], [ -40, 85 ], [ -40, 105 ] ], "stability": { "over_temperature_ppb": 10, "initial_tolerance_ppm": 0.1, "slope_ppb_per_C_typ": 0.3, "ADEV_10s": "1.5e-11" }, "sensitivities": { "supply_voltage_ppb": [ 0.5, 0.7 ], "output_load_ppb": [ 0.1, 0.2 ] }, "aging": { "one_day_ppb": [ 0.2, 0.5 ], "one_year_ppb": 80, "twenty_year_ppb": 150, "twenty_year_total_stability_ppm": 4.6 }, "lvcmos_output": { "duty_cycle_percent": [ 45, 55 ], "rise_fall_time_ns": [ 0.8, 1.9 ], "VOH_min_percent_Vdd": 90, "VOL_max_percent_Vdd": 10, "output_impedance_ohms": [ 13, 19, 31 ] }, "clipped_sine_output": { "swing_V": [ 0.8, 1.2 ], "rise_fall_time_ns": [ 3.5, 4.6 ] }, "timing": { "startup_time_ms": [ 2.5, 3.5 ], "output_enable_time_ns_max": 680, "time_to_rated_stability_s": [ 0.2, 1.6 ], "supply_ramp_time_us_min": 500 }, "dc_characteristics": { "supply_voltage_options_V": [ [ 2.25, 2.75 ], [ 2.52, 3.08 ], [ 2.7, 3.3 ], [ 2.97, 3.63 ] ], "current_no_load_mA": [ 44, 53 ], "oe_disable_current_mA": [ 43, 51 ] }, "i2c_interface": { "bus_speed_kHz": { "-40_to_105C_max": 400, "-40_to_85C_max": 1000 }, "VIL_percent_Vdd_max": 30, "VIH_percent_Vdd_min": 70, "VOL_V_max": 0.4, "input_leakage_uA": [ 0.5, 24 ], "input_capacitance_pF_max": 5 }, "phase_noise_dBc_per_Hz_at_10MHz": { "1Hz": [ -80, -77 ], "10Hz": [ -109, -106 ], "100Hz": [ -130, -124 ], "1kHz": [ -145, -140 ], "10kHz": [ -148, -146 ], "100kHz": [ -148, -146 ], "1MHz": [ -163, -160 ], "5MHz": [ -165, -160 ], "spurious_dBc_max": -95 }, "frequency_tuning": { "pull_range_ppm_options": [ 6.25, 10, 12.5, 25, 50, 80, 100, 125, 150, 200, 400, 600, 800, 1200, 1600, 3200 ], "APR_example_ppm_at_PR_6_25": 5.68 } }, "pins": [ { "number": 1, "name": "OE/NC", "type": "Input / NC", "function": "OE: enable/Hi?Z (weak pull?down) • NC: no effect" }, { "number": 2, "name": "SDA/NC", "type": "I/O / NC", "function": "I²C data (DCTCXO) or NC" }, { "number": 3, "name": "SCL/NC", "type": "Input / NC", "function": "I²C clock (DCTCXO) or NC" }, { "number": 4, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 5, "name": "GND", "type": "Power", "function": "Ground" }, { "number": 6, "name": "CLK", "type": "Output", "function": "LVCMOS or clipped?sine output" }, { "number": 7, "name": "A0/NC", "type": "Input / NC", "function": "I²C address select (DCTCXO G?mode) or NC" }, { "number": 8, "name": "A1/NC", "type": "Input / NC", "function": "I²C address select MSB (some modes) or NC" }, { "number": 9, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 10, "name": "VDD", "type": "Power", "function": "Supply; place 0.1 µF close and 10 µF nearby" } ], "absolute_maximum": { "storage_temp_C": [ -65, 125 ], "VDD_range_V": [ -0.5, 4.0 ], "HBM_ESD_V": 2000, "solder_temp_C": 260, "junction_temp_C_max": 130, "input_voltage_max_V": "+VDD + 0.3", "input_voltage_min_V": -0.3 }, "environmental": { "shock_g": 20000, "vibration_g": 70, "moisture": "MSL1 @ 260 °C", "compliance": [ "RoHS", "REACH", "Pb/Halogen/Antimony?free" ] }, "package": { "options": [ "7.0×5.0 mm" ], "notes": [ "Use 0.1 µF + 10 µF decoupling", "Follow J?STD?020 reflow profile" ] }, "supported_frequency_ranges_MHz": [ [ 1, 60 ] ] }, { "product_name": "SiT5358", "product_type": "Elite Platform Super?TCXO (TCXO/VCTCXO/DCTCXO)", "overview": { "description": "MEMS Super?TCXO delivering ±50 ppb stability from -40°C to 105°C, with excellent dynamic performance under airflow, vibration, and temperature transients; suitable for IEEE 1588, SyncE, carrier networking and GNSS.", "features": [ "Any frequency 1–60 MHz in 1 Hz steps", "±50 ppb stability over temperature", "±1 ppb/°C typical frequency slope", "1.5e-11 ADEV at 10 s", "No activity dips or microjumps; robust to shock/vibration", "On?chip regulators; LVCMOS or clipped?sine output", "Digital pull via I²C (DCTCXO) up to ±3200 ppm; 5 ppt resolution", "Supply options: 2.5 V, 2.8 V, 3.0 V, 3.3 V", "5.0×3.2 mm ceramic; RoHS/REACH, Pb/Halogen/Antimony?free" ], "applications": [ "4G/5G radio, small cell", "IEEE 1588 boundary \u0026 grandmaster clocks", "Carrier?grade routers \u0026 switches", "SyncE; optical transport (SONET/SDH, OTN, Stratum 3)", "DOCSIS 3.x remote PHY", "GPSDO / precision GNSS", "Test \u0026 measurement" ] }, "electrical_characteristics": { "nominal_output_frequency_range_MHz": [ 1, 60 ], "operating_temperature_ranges_C": [ [ 0, 70 ], [ -20, 70 ], [ -40, 85 ], [ -40, 105 ] ], "stability": { "over_temperature_ppb": 50, "initial_tolerance_ppb": 150, "slope_ppb_per_C_typ": 1.0, "ADEV_10s": "1.5e-11", "holdover_24h_ppb_max": 0.53, "hysteresis_ppb": [ 10, 20 ] }, "sensitivities": { "supply_voltage_ppb": [ 0.4, 1.3 ], "output_load_ppb": [ 0.05, 0.2 ] }, "aging": { "one_day_ppb": [ 0.4, 1.0 ], "one_year_ppb": [ 38, 160 ], "five_year_ppb": [ 48, 220 ], "ten_year_ppb": [ 54, 240 ], "twenty_year_ppb": [ 58, 270 ] }, "lvcmos_output": { "duty_cycle_percent": [ 45, 55 ], "rise_fall_time_ns": [ 0.8, 1.9 ], "VOH_min_percent_Vdd": 90, "VOL_max_percent_Vdd": 10, "output_impedance_ohms": { "2.5V": 19, "2.8V": 18, "3.0V": 17, "3.3V": 17 } }, "clipped_sine_output": { "swing_V": [ 0.8, 1.2 ], "rise_fall_time_ns": [ 3.5, 4.6 ] }, "timing": { "startup_time_ms": [ 2.5, 3.5 ], "output_enable_time_ns_max": 680, "time_to_rated_stability_ms": [ 5, 45 ] }, "dc_characteristics": { "supply_voltage_options_V": [ [ 2.25, 2.75 ], [ 2.52, 3.08 ], [ 2.7, 3.3 ], [ 2.97, 3.63 ] ], "current_no_load_mA": { "TCXO/DCTCXO@19.2MHz": [ 44, 53 ], "VCTCXO@19.2MHz": [ 48, 57 ] }, "oe_disable_current_mA": { "TCXO/DCTCXO": [ 43, 51 ], "VCTCXO": [ 47, 55 ] } }, "i2c_interface": { "bus_speed_kHz": { "-40_to_105C_max": 400, "-40_to_85C_max": 1000 }, "VIL_percent_Vdd_max": 30, "VIH_percent_Vdd_min": 70, "VOL_V_max": 0.4, "input_leakage_uA": [ 0.5, 24 ], "input_capacitance_pF_max": 5 }, "jitter_phase_noise_examples": { "RMS_phase_jitter_ps": [ 0.31, 0.48 ], "RMS_period_jitter_ps": [ 0.8, 1.1 ], "cycle_to_cycle_jitter_ps": [ 6, 9 ] }, "frequency_tuning": { "pull_range_ppm_options": [ 6.25, 10, 12.5, 25, 50, 80, 100, 125, 150, 200, 400, 600, 800, 1200, 1600, 3200 ], "APR_example_ppm_at_PR_6_25": 5.78, "VCTCXO": { "KV_linearity_percent_max": 1.0, "control_voltage_bandwidth_kHz": 10, "polarity": "Positive" }, "DCTCXO": { "resolution": "5 ppt", "control_word_bits": 26 } } }, "pins": [ { "number": 1, "name": "OE/VC/NC", "type": "Input / Analog / NC", "function": "OE: enable/Hi?Z • VC: VCTCXO control voltage • NC: no effect" }, { "number": 2, "name": "SCL/NC", "type": "Input / NC", "function": "I²C clock (DCTCXO) or NC" }, { "number": 3, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 4, "name": "GND", "type": "Power", "function": "Ground" }, { "number": 5, "name": "A0/NC", "type": "Input / NC", "function": "I²C address select (DCTCXO) or NC" }, { "number": 6, "name": "CLK", "type": "Output", "function": "LVCMOS or clipped?sine output" }, { "number": 7, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 8, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 9, "name": "VDD", "type": "Power", "function": "Supply; place 0.1 µF close and 10 µF nearby" }, { "number": 10, "name": "SDA/NC", "type": "I/O / NC", "function": "I²C data (DCTCXO) or NC" } ], "absolute_maximum": { "storage_temp_C": [ -65, 125 ], "VDD_range_V": [ -0.5, 4.0 ], "HBM_ESD_V": 2000, "solder_temp_C": 260, "junction_temp_C_max": 130 }, "environmental": { "shock_g": 30000, "vibration_g": 70, "moisture": "MSL1 @ 260 °C", "compliance": [ "RoHS", "REACH", "Pb/Halogen/Antimony?free" ] }, "package": { "options": [ "5.0×3.2 mm" ], "notes": [ "Use 0.1 µF + 10 µF decoupling", "Follow J?STD?020 reflow profile" ] }, "supported_frequency_ranges_MHz": [ [ 1, 60 ] ] }, { "product_name": "SiT5359", "product_type": "Elite Platform Super?TCXO (TCXO/VCTCXO/DCTCXO)", "overview": { "description": "MEMS Super?TCXO covering 60–189 MHz and 208–220 MHz with ±50 ppb stability and strong dynamic performance; ideal for high?reliability telecom, networking, GNSS and A/V systems.", "features": [ "Frequency 60.000001–189 MHz \u0026 208–220 MHz in 1 Hz steps", "±50 ppb stability (?40°C to 105°C)", "±1 ppb/°C typical slope; 1.5e?11 ADEV at 10 s", "Digital pull via I²C up to ±3200 ppm; 5 ppt resolution", "On?chip regulators; LVCMOS output", "Supply options: 2.5 V, 2.8 V, 3.0 V, 3.3 V", "5.0×3.2 mm ceramic; RoHS/REACH, Pb/Halogen/Antimony?free" ], "applications": [ "4G/5G radio, small cell", "IEEE 1588 boundary \u0026 grandmaster clocks", "Carrier?grade routers \u0026 switches", "SyncE; SONET/SDH, OTN, Stratum 3", "DOCSIS 3.x remote PHY", "GPSDO / precision GNSS", "Test \u0026 measurement" ] }, "electrical_characteristics": { "nominal_output_frequency_ranges_MHz": [ [ 60.000001, 189 ], [ 208, 220 ] ], "operating_temperature_ranges_C": [ [ 0, 70 ], [ -20, 70 ], [ -40, 85 ], [ -40, 105 ] ], "stability": { "over_temperature_ppb": 50, "initial_tolerance_ppb": 150, "slope_ppb_per_C_typ": 1.0, "ADEV_10s": "1.5e-11", "holdover_24h_ppb_max": 0.53, "hysteresis_ppb": [ 10, 20 ] }, "sensitivities": { "supply_voltage_ppb": [ 0.4, 1.3 ], "output_load_ppb": [ 0.05, 0.2 ] }, "aging": { "one_day_ppb": [ 0.4, 1.0 ], "one_year_ppb": [ 38, 160 ], "ten_year_ppb": [ 54, 240 ], "twenty_year_ppb": [ 58, 270 ] }, "lvcmos_output": { "duty_cycle_percent": [ 45, 55 ], "rise_fall_time_ns": [ 0.8, 1.9 ], "VOH_min_percent_Vdd": 90, "VOL_max_percent_Vdd": 10, "output_impedance_ohms": { "2.5V": 19, "2.8V": 18, "3.0V": 17, "3.3V": 17 } }, "timing": { "startup_time_ms": [ 2.5, 3.5 ], "output_enable_time_ns_max": 285, "time_to_rated_stability_ms": [ 5, 45 ] }, "dc_characteristics": { "supply_voltage_options_V": [ [ 2.25, 2.75 ], [ 2.52, 3.08 ], [ 2.7, 3.3 ], [ 2.97, 3.63 ] ], "current_no_load_mA": { "TCXO/DCTCXO@100MHz": [ 48, 62 ], "VCTCXO@100MHz": [ 52, 66 ] }, "oe_disable_current_mA": { "TCXO/DCTCXO": [ 45, 52 ], "VCTCXO": [ 49, 56 ] } }, "i2c_interface": { "bus_speed_kHz": { "rated_temp_max": 400, "oper_temp_max": 1000 }, "VIL_percent_Vdd_max": 30, "VIH_percent_Vdd_min": 70, "VOL_V_max": 0.4, "input_leakage_uA": [ 0.5, 24 ], "input_capacitance_pF_max": 5 }, "jitter_phase_noise_examples": { "RMS_phase_jitter_ps": [ 0.31, 0.5 ], "RMS_period_jitter_ps": [ 1.0, 1.8 ] }, "frequency_tuning": { "pull_range_ppm_options": [ 6.25, 10, 12.5, 25, 50, 80, 100, 125, 150, 200, 400, 600, 800, 1200, 1600, 3200 ], "APR_example_ppm_at_PR_6_25_oper_temp": 5.26 } }, "pins": [ { "number": 1, "name": "OE/VC/NC", "type": "Input / Analog / NC", "function": "OE: enable/Hi?Z • VC: VCTCXO control voltage • NC: no effect" }, { "number": 2, "name": "SCL/NC", "type": "Input / NC", "function": "I²C clock (DCTCXO) or NC" }, { "number": 3, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 4, "name": "GND", "type": "Power", "function": "Ground" }, { "number": 5, "name": "A0/NC", "type": "Input / NC", "function": "I²C address select (DCTCXO) or NC" }, { "number": 6, "name": "CLK", "type": "Output", "function": "LVCMOS output" }, { "number": 7, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 8, "name": "NC", "type": "NC", "function": "No connect" }, { "number": 9, "name": "VDD", "type": "Power", "function": "Supply; place 0.1 µF close and 10 µF nearby" }, { "number": 10, "name": "SDA/NC", "type": "I/O / NC", "function": "I²C data (DCTCXO) or NC" } ], "absolute_maximum": { "storage_temp_C": [ -65, 125 ], "VDD_range_V": [ -0.5, 4.0 ], "HBM_ESD_V": 2000, "solder_temp_C": 260, "junction_temp_C_max": 130 }, "environmental": { "shock_g": 30000, "vibration_g": 70, "moisture": "MSL1 @ 260 °C", "compliance": [ "RoHS", "REACH", "Pb/Halogen/Antimony?free" ] }, "package": { "options": [ "5.0×3.2 mm" ], "notes": [ "Use 0.1 µF + 10 µF decoupling", "Follow J?STD?020 reflow profile" ] }, "supported_frequency_ranges_MHz": [ [ 60.000001, 189 ], [ 208, 220 ] ] } ]