SiT9005 MEMS
Model: SiT9005 Spread-Spectrum MEMS Oscillators
Frequency: 1~141MHz
Frequency stability: ±20ppm
Supply voltage: 1.8~3.3V
Center spread: from ±0.125% to 2%, ±0.125% step size
Down spread: -0.25% to -4% with -0.25% step size
Output: LVCMOS
Sizes: 2.0×1.6, 2.5×2.0, 3.2×2.5 mm

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Specifications and Dimensions


  • Any frequency between 1MHz and 141MHz accurate to 6 decimal places

  • Excellent total frequency stability as low as ±20ppm

  • Fast startup time of 5ms

  • Low power consumption of 4.0mA typical at 1.8V

  • Pin1 modes: Standby, output enable, or spread disable

  • LVCMOS output

  • Programmable rise/fall time for EMI reduction: 8 options, 0.25 to 40 ns

  • Spread spectrum for EMI reduction

       Widespread % option

             Center spread: from ±0.125% to ±2%, ±0.125% step size

             Down spread: -0.25% to -4% with -0.25% step size

       Spread profile option: Triangular, Hershey-kiss

  • Industry-standard packages: 2.0×1.6, 2.5×2.0, 3.2×2.5 mm

  • RoHS and REACH compliant, Pb-free

  • Applications: IP camera, Industrial motors, Flat panels, Multifunction printers, PCI express, Surveillance camera, etc.


TypeSiT9005 Spread Spectrum MEMS
Output Type
Frequency Range1~141MHz
Supply Voltage1.8V, 2.25V~3.63V
Frequency Stability
±20ppm, ±25ppm, ±50ppm
Current Consumption6.5mA Max.
Standby Current
4.3μA Max.
OE Disable Current
6.5mA Max.
Operating Temperature
-20 to +70℃, -40 to +85℃
Duty Cycle45~55%
Rise / Fall Time2.5ns Max.
Voltage Vol(Max.) / Voh(Min.)10%Vcc /90%Vcc
Voltage Vil(Max.) / Vih(Min.)30%Vcc /70%Vcc
Input Pull-up Impedance150KΩ Max. (Pin 1, OE logic high or logic low, or ST logic high)
2MΩ Min. (Pin 1, ST logic low)
Startup Time5ms Max.
Enable /Disable Time
180ns Max.
Resume Time5ns Max.
Spread Enable Time
4μs Max.
Spread Disable Time50μs Max.
Cycle-to-cycle Jitter
22ps Max.
Storage Temperature
Size (mm×mm)2.0×1.6 /2.5×2.0 /3.2×2.5
Packing Unit3000pcs./Reel  or 1000pcs./Reel (2016 size)

Dimensions [mm]



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