SIT3372AC-2B9-33NC35.437431

Oscillators Overview

The SiTime SIT3372AC-2B9-33NC35.437431 is a MEMS Voltage-Controlled Crystal Oscillator (VCXO) operating at a nominal frequency of 35.437431 MHz. It features LVDS output signaling and operates on a 3.3V supply voltage. The device provides a frequency stability of ±25 ppm and an absolute pull range of ±60 ppm. It is housed in a compact 6-SMD, No Lead package with dimensions of 3.20mm x 2.50mm. The component supports an operating temperature range from -40°C to +85°C.

Oscillators Feature Summary

• Utilizes DualMEMS temperature sensing and TurboCompensation technology for dynamic performance against thermal gradients and vibration.
• Integrates multiple on-chip regulators to filter power supply noise, eliminating the need for external LDOs.
• Factory programmable for specific combinations of frequency, stability, voltage, and output signaling.

Oscillators Applications

• Telecommunications systems requiring low-jitter clock signals
• Networking equipment needing precise frequency control
• Industrial applications operating in noisy environments

Oscillators Procurement Notes

Verify the exact part number suffix against official SiTime documentation to ensure correct output format and voltage specifications. Confirm that the requested variant matches the required operating temperature range and package type for your specific design implementation before finalizing orders.

Oscillators Selection Notes

Select this component when designing systems that require differential LVDS outputs with tight frequency stability. Ensure the application environment does not exceed the specified operating temperature limits. Consider the integrated noise filtering capabilities if space for external regulation components is constrained.

Oscillators Part Context

This model belongs to the SiT3372 Elite Platform series, which offers ultra-low jitter differential VCXOs ranging from 1 MHz to 220 MHz. The series is designed to replace traditional quartz oscillators by offering factory programmability and resistance to environmental stressors like shock and vibration.

Oscillators Replacement Considerations

Direct substitutes within the same family include SIT3372AC-2B9-30NE35.437431 and SIT3372AI-2E9-33NE35.437431, provided their specific electrical parameters match the design requirements.

Oscillators FAQ

Does the SIT3372AC-2B9-33NC35.437431 require an external LDO?

No, the device integrates multiple on-chip regulators to filter power supply noise, eliminating the need for a dedicated external Low-Dropout Regulator.

What is the absolute pull range of this oscillator?

The absolute pull range is ±60 ppm, allowing for significant frequency adjustment while maintaining stability.