SIT3907AC-2F-33NM-80.372200T

Oscillators Overview

The SiTime SIT3907AC-2F-33NM-80.372200T is a Digitally Controlled Crystal Oscillator (DCXO) operating at 80.3722 MHz with LVCMOS/LVTTL output formats. It functions within a supply voltage range of 1.8 V to 3.3 V and supports frequency stability from ±10 ppm. The device features a digitally controlled frequency pull resolution of 1 ppb, enabling precise tuning capabilities. Designed for industrial reliability, it operates across a temperature range of -20°C to +70°C and utilizes a compact 3225 surface-mount package.

Oscillators Feature Summary

• Digitally controlled frequency adjustment with high-resolution pull capability
• MEMS-based construction for enhanced shock and vibration resistance compared to quartz
• Integrated digital control interface for programmable frequency tuning

Oscillators Applications

• High-performance communication systems requiring precise clock synchronization
• Industrial equipment needing stable timing under variable environmental conditions
• Test and measurement instruments demanding low jitter and high accuracy

Oscillators Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure compatibility with required voltage levels and output formats. Confirm that the 80.3722 MHz frequency aligns with system clock requirements. Check for any recent Product Change Notifications regarding packaging or material composition updates prior to finalizing procurement orders.

Oscillators Selection Notes

Select this component when precise digital frequency tuning is required alongside high stability. Ensure the application environment stays within the specified -20°C to +70°C operational range. Verify that the LVCMOS/LVTTL output drive strength meets the load requirements of the downstream circuitry without additional buffering.

Oscillators Part Context

This part belongs to the SiT3907 series of specialty oscillators from SiTime. The series leverages MEMS technology to replace traditional quartz crystals, offering superior resilience to mechanical stress. The specific model integrates digital control features for advanced timing applications in modern electronic designs.

Oscillators Replacement Considerations

Direct substitutes must match the 80.3722 MHz frequency, 3225 package, and DCXO functionality. Cross-reference with other SiTime DCXO models if pin-out and electrical specifications are identical. Verify that alternative sources maintain the same 1 ppb pull resolution and stability ratings.