SiTime, Silicon MEMS Oscillators and Clock Generators

SiT8008B: Programmable, Low Power Oscillator

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The SiT8008B is the industry's lowest power programmable oscillator. It features the widest frequency range, the lowest power consumption, the smallest size, the best stability and the shortest lead time for consumer, networking, industrial and other applications.

For the same device in a SOT23-5 package, refer to the SiT2001B clock generator.


Frequency Range (MHz) 1 – 110
Frequency Stability (PPM) ±20, ±25, ±50
Temp Range (°C) -20 to +70, -40 to +85
Supply Voltage (V) 1.8, 2.5 to 3.3
SoftEdge Rise/Fall Time (ns)
1 to 6 (configurable)
Package LxWxH (mm) 2.0x1.6x0.75, 2.5x2.0x0.75, 3.2x2.5x0.75, 5.0x3.2x0.75, 7.0x5.0x0.9
Status Production
  • Ethernet
  • Firewire
  • USB
  • Audio
  • Video
  • Video
  • Fibre Channel
  • Solid State Drive (SSD)
  • Storage servers
  • Computer servers
  • Processor clocking
  • FPGA clocking
  • Networking switches and gateways
  • CCTV and surveillance equipment
  • Industrial probes and equipment
  • Medical devices

Features Benefits
  • Configurable feature sets
    • Any frequency between 1 - 110 MHz with 6 decimal places of accuracy
    • Stability from ±20PPM to ±50PPM
    • Industrial or extended commercial temp
    • 1.8V or 2.5V to 3.3V supply voltage
  • Customize specification for optimal system performance
  • Use same base device for many design, reducing qualification needs
  • Small 2016 & 2520 packages for all frequencies, voltages and stability
  • Save more board space without compromising performance and availability
  • Low power consumption
    • 1.2 uA typical standby current (1.8V)
    • 3.6mA typical active current (1.8V)
  • Extends battery life in portable applications
  • Reduces power consumption for greener systems
  • SoftEdgeTM configurable drive strength
  • Slower rise/fall time that minimizes EMI from the oscillator
  • Saves cost by driving multiple loads and eliminate additional timing components
  • Ultra fast lead time (3-5 weeks)
  • Reduce inventory overhead
  • Mitigate shortage risks


11. Contact SiTime for custom drive strength to drive higher or multiple load, or SoftEdge™ option for EMI reduction.

Ordering Codes for Supported Tape & Reel Packing Method[12]


12. For “–”, contact SiTime for availability.

Product Supply Voltage Buffer Type Resource Type File
SiT8008 1.8V LVCMOS IBIS iconSiT8008_1p8v
2.5V LVCMOS IBIS iconSiT8008_2p5v
2.8V LVCMOS IBIS iconSiT8008_2p8v
3.0V LVCMOS IBIS icon SiT8008_3p0v
3.3V LVCMOS IBIS icon SiT8008_3p3v
2.5-3.3V(continuous) LVCMOS IBIS icon SiT1602_xx