SiTime, Silicon MEMS Oscillators and Clock Generators

SiT8033: 2-Frequency Programmable Oscillator

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The SiT8033 is the industry's lowest power, 2-frequency programmable oscillator. It can be used to replace two crystal oscillators of related frequencies, therefore simplifying supply chain management.




Frequency Range (MHz) 2 – 110
Frequency Stability (PPM) ±20, ±25, ±30, ±50
Temp Range (°C) -20 to +70, -40 to +85
Supply Voltage (V) 1.8, 2.5, 2.8, 3.3
Package LxWxH (mm) 2.5x2.0x0.75, 3.2x2.5x0.75, 5.0x3.2x0.75, 7.0x5.0x0.9
Status Full Production
  • USB (48 MHz, 24 MHz or 12 MHz)
  • Ethernet (50 MHz or 25 MHz)
  • Audio (24.576 MHz or 12.288 MHz)
  • Video (54 MHz and 27 MHz)
  • MCU clocking (66 MHz and 33 MHz)

Features Benefits
  • 2-frequency selectable output
  • Enable the reuse of same device in multiple designs or in multiple blocks of the same design
  • 3.5 mA typical power consumption
  • Allow more power budget for system designers
  • Extensive programmability
    • Any frequency (main frequency Fo) up 110 MHz with up to 5 decimal place accuracy
    • Fo/2, Fo/3, Fo/4 and Fo/8 option for the alternative frequency output
    • Voltage options of 1.8V, 2.5V, 2.8V and 3.3V
    • Frequency tolerance from ±25PPM to ±50PPM
  • Allow the designers to use the base product for many designs, minimizing qualification effort
  • Consolidate part numbers and suppliers
  • Re-use of the same base product for many designs
  • Customize specification for optimal system performance
  • Ultra fast lead time (3-5 weeks)
  • Reduce inventory overhead
  • Mitigate shortage risks


5. Contact SiTime for different drive strength options for driving higher loads or reducing EMI.
6. Without Center Pad.
7. Frequency is for F0 (see table below for mimum output frequencies).