Standard Frequency, High Temperature Oscillator

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The SiT1618B is available in 33 standard frequencies, from 7.3728 MHz to 48 MHz, and two temperature ranges, ext. industrial and automotive. This oscillator features ±20 ppm stability, small 2.0 x 1.6 mm package (4 other packages available), 3.6 mA low power consumption, and best-in-class shock and vibration. 

The SiT1618 is footprint compatible with quartz crystal oscillators, making them ideal replacements for quartz devices without design changes.

For a similar device in a SOT23-5 package, see the SiT2018B oscillator.

Program oscillators to get instant samples, optimized performance, and fast prototyping | Learn More

 

View related products: 1 to 110 MHz | 115 to 137 MHz | Automotive & High Temp lineup

Five industry standard footprints as small as 2016 for all frequencies, voltages, and stabilities
"Specs" "Value"
Oscillator Type XO-SE
Frequency 33 standard frequencies
Frequency Stability (ppm) ±20, ±25, ±50
Phase Jitter (rms) 1.3 ps
Output Type LVCMOS
Operating Temperature Range (°C) -40 to +105, -40 to +125
FlexEdgeTM Rise/Fall Time Yes
Voltage Supply (V) 1.8, 2.5 to 3.3
Package Type (mm²) 2.0x1.6, 2.5x2.0, 3.2x2.5, 5.0x3.2, 7.0x5.0
Features Field programmable, High temperature 125°C
Availability Production

±20 ppm over automotive temp. (-40 to 125 °C)

  • Better timing margin ideal for outdoor and high-temp operating environment

Configurable feature sets

  • 33 standard frequencies between 7.3728 MHz and 48 MHz
  • 1.8 V or 2.5 V to 3.3 V supply voltage:
  • Customize specification for optimal system performance
  • Use same base device for many designs reducing qualification needs

0.1 ppb/g low g-sensitivity

  • Improved system performance under vibration
  • Carrier drop-test compliance (STB, etc.)

70 g vibration and 50,000 g shock

  • Best system reliability in harsh environments
  • Fewer product failures

FlexEdge™ drive strength

  • Slower rise/fall time that minimizes EMI from the oscillator
  • Lower cost by driving multiple loads and eliminate additional timing components

5 industry-standard packages

  • 100% drop-in replacement of quartz crystal oscillators

Ultra-fast lead time (4 to 6 weeks)

  • Reduce inventory overhead
  • Mitigate shortage risks

 

  • Engine & transmission ECUs
  • XTAL replacement
  • ADAS computer
  • Automotive cameras
  • Infotainment

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Narrow By:

Resource Name Type
SiT1618 7.3728MHz LVCMOS Freq. Test Reports
SiT1618 8MHz LVCMOS Freq. Test Reports
SiT1618 9.84375MHz LVCMOS Freq. Test Reports
SiT1618 12.288MHz LVCMOS Freq. Test Reports
SiT1618 12MHz LVCMOS Freq. Test Reports
SiT1618 13.52127MHz LVCMOS Freq. Test Reports
SiT1618 13.225625MHz LVCMOS Freq. Test Reports
SiT1618 13MHz LVCMOS Freq. Test Reports
SiT1618 15MHz LVCMOS Freq. Test Reports
SiT1618 19.6608MHz LVCMOS Freq. Test Reports
SiT1618 20MHz LVCMOS Freq. Test Reports
SiT1618 22.1184MHz LVCMOS Freq. Test Reports
SiT1618 24MHz LVCMOS Freq. Test Reports
SiT1618 25MHz LVCMOS Freq. Test Reports
SiT1618 26MHz LVCMOS Freq. Test Reports
SiT1618 27MHz LVCMOS Freq. Test Reports
SiT1618 30MHz LVCMOS Freq. Test Reports
SiT1618 32MHz LVCMOS Freq. Test Reports
SiT1618 36MHz LVCMOS Freq. Test Reports
SiT1618 40MHz LVCMOS Freq. Test Reports
SiT1618 48MHz LVCMOS Freq. Test Reports
SiT1618 (LVCMOS, 1.8 V) IBIS Models
SiT1618 (LVCMOS, 3.3 V) IBIS Models
Silicon MEMS Reliability and Resilience Presentations
Performance Comparison: Silicon MEMS Verses Quartz Oscillators Presentations
MEMS Oscillators Enhance Clock Performance in Industrial and Hi-Reliability Applications Presentations
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MEMS-Based Resonators and Oscillators are Now Replacing Quartz Presentations
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SiT1618 Datasheet Datasheets
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Shock and Vibration Comparison of MEMS and Quartz-based Oscillators Technology Papers
J-AN10033 発振器の周波数測定ガイドライン Application Notes
AN10033 Frequency Measurement Guidelines for Oscillators Application Notes
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SiTimeの MEMS First™ プロセス技術 Technology Papers
SiTime's MEMS First™ and EpiSeal™ Processes Technology Papers
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Silicon MEMS Oscillator Frequency Characteristics and Measurement Techniques Presentations
SC-AN10007 时钟抖动定义与测量方法 Application Notes
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Phase Noise Measurement Tutorial Videos
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SiTime's Time Machine II - Part 2: How to Program Field Programmable Oscillators Videos
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SiTime MEMS First 工艺 Technology Papers
SiTime MEMS First 工艺 Misc. Resources
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Factory Automation Application Briefs
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