SIT3373AC-2B2-28NH432.000000

Oscillators Overview

The SiTime SIT3373AC-2B2-28NH432.000000 is a differential MEMS voltage-controlled oscillator (VCXO) operating at a nominal frequency of 432 MHz. It utilizes DualMEMS temperature sensing and TurboCompensation technology to deliver exceptional dynamic performance, including resistance to airflow, thermal gradients, shock, and vibration. The device features integrated on-chip regulators that filter power supply noise, eliminating the need for external LDOs. It offers LVDS output signaling with a typical jitter of 0.21 ps and supports multiple pull range options.

Oscillators Feature Summary

• Integrates multiple on-chip regulators to filter power supply noise without requiring dedicated external low-dropout regulators
• Delivers exceptional dynamic performance through resistance to airflow, thermal gradients, shock, and vibration
• Utilizes DualMEMS temperature sensing and TurboCompensation technology for stable operation

Oscillators Applications

• Telecommunications systems requiring low-jitter clock sources
• Networking equipment demanding high stability under environmental stress
• Industrial applications operating in noisy environments with variable thermal conditions

Oscillators Procurement Notes

Verify the specific package dimensions and lead configuration against the official datasheet before integration. Confirm that the LVDS output format aligns with the target receiver input requirements. Ensure the operating temperature range meets the application's environmental specifications. Cross-reference the part number suffixes to confirm voltage and frequency accuracy. Validate compatibility with standard reflow profiles during assembly.

Oscillators Selection Notes

Select this component when low jitter and high immunity to mechanical stress are critical. The integrated regulation simplifies board design by removing external filtering components. Consider the factory-programmable nature for optimizing clock configurations. Evaluate the available pull range options against system tuning requirements. This device suits designs needing customization without quartz manufacturing lead times.

Oscillators Part Context

This part belongs to the SiT3373 family of ultra-low jitter differential VCXOs. The series covers frequencies from 220 MHz to 725 MHz, offering programmability for various frequencies, stabilities, and output signaling types. The family is designed for telecom, networking, and industrial sectors, providing alternatives to traditional quartz oscillators with enhanced durability and faster time-to-market.

Oscillators Replacement Considerations

Direct substitutes must match the 432 MHz frequency, LVDS output, and 6-SMD no-lead package. Verify equivalent jitter performance and pull range linearity. Check for compatible operating voltage and temperature ranges. Ensure the replacement maintains the same form factor for PCB footprint compatibility.