SIT3372AC-2B3-28NE76.800000

Oscillators Overview

The SiTime SIT3372AC-2B3-28NE76.800000 is a differential MEMS voltage-controlled crystal oscillator (VCXO) operating at a nominal frequency of 76.8 MHz. It utilizes DualMEMS temperature sensing and TurboCompensation technology for dynamic performance. The device features LVDS output signaling and operates on a 2.8V supply voltage within a 2.52V to 3.08V range. It is housed in a compact 6-SMD, no-lead package measuring 7.00mm x 5.00mm with a maximum height of 0.90mm. The unit supports an industrial temperature range from -40°C to +85°C.

Oscillators Feature Summary

• Integrates multiple on-chip regulators to filter power supply noise without requiring external LDOs
• Provides resistance to airflow, thermal gradients, shock, and vibration through DualMEMS technology
• Factory programmable for specific frequency, stability, voltage, and pull range combinations

Oscillators Applications

• Telecommunications systems requiring low-jitter clock signals
• Networking equipment utilizing variable pullable frequencies
• Industrial applications operating in electrically noisy environments

Oscillators Procurement Notes

Verify the exact ordering suffix against the manufacturer's official datasheet to ensure correct voltage, output format, and temperature grade alignment. Confirm that the 6-SMD no-lead package dimensions match the target PCB footprint requirements. Check for any specific manufacturing notes regarding reflow profiles or tape and reel specifications before finalizing procurement orders.

Oscillators Selection Notes

Select this component when designing circuits that require precise frequency control via voltage tuning in high-noise environments. The integrated regulation simplifies power design by removing the need for separate linear regulators. Ensure the application can accommodate the 76.8 MHz base frequency and verify that the LVDS output interface matches the receiving logic levels.

Oscillators Part Context

This part belongs to the SiT3372 Elite Platform series, which offers ultra-low jitter differential VCXOs ranging from 1 MHz to 220 MHz. The platform replaces traditional quartz devices by offering factory programmability, eliminating long lead times associated with custom quartz builds. It is designed for applications demanding robust performance under mechanical stress and thermal variations.

Oscillators Replacement Considerations

Direct replacements must match the 76.8 MHz frequency, LVDS output, 2.8V supply, and 6-SMD package. Verify compatibility with existing pull range requirements and temperature stability specifications. Consult the manufacturer's substitution guide for equivalent parts within the same family or alternative MEMS oscillator families.