SIT3372AI-4B2-28NZ148.425750

Oscillators Overview

The SiTime SIT3372AI-4B2-28NZ148.425750 is a MEMS Voltage-Controlled Crystal Oscillator (VCXO) operating at a nominal frequency of 148.42575 MHz. It features HCSL output signaling and requires a 2.8V supply voltage. The device provides a frequency stability of ±25ppm and utilizes a compact 6-SMD, No Lead package with dimensions of 3.20mm x 2.50mm.

Oscillators Feature Summary

• Integrates DualMEMS temperature sensing and TurboCompensation technology for resistance to thermal gradients, shock, and vibration.
• Includes on-chip regulators to filter power supply noise, eliminating the need for external LDOs.
• Factory programmable for specific combinations of frequency, stability, voltage, and pull range.

Oscillators Applications

• Telecommunications equipment requiring precise clocking
• Networking infrastructure components
• Industrial applications in noisy environments

Oscillators Procurement Notes

Verify the exact part number against the manufacturer's current catalog to ensure availability and correct specifications. Confirm that the HCSL output and 2.8V supply requirements align with the target system design before procurement.

Oscillators Selection Notes

Select this component when low jitter and high reliability are required in space-constrained designs. The MEMS technology offers superior robustness against environmental stressors compared to quartz alternatives, suitable for demanding industrial and telecom settings.

Oscillators Part Context

This model belongs to the SiT3372 Elite Platform series, designed for ultra-low jitter differential VCXO applications. It represents SiTime's programmable MEMS timing solutions, offering flexibility in frequency and voltage configurations without custom manufacturing delays.

Oscillators Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Designers should consult SiTime directly for equivalent or cross-reference options based on specific electrical requirements.

Oscillators FAQ

What output signaling format does this oscillator use?

The SIT3372AI-4B2-28NZ148.425750 uses High-Speed CMOS (HCSL) output signaling.

Does this device require an external Low-Dropout Regulator (LDO)?

No, the device integrates multiple on-chip regulators to filter power supply noise, removing the need for a dedicated external LDO.