SIT3372AC-1E2-25NX148.425750

Oscillators Overview

The SiTime SIT3372AC-1E2-25NX148.425750 is a differential MEMS VCXO operating at 148.42575 MHz with ±25 ppm frequency stability. It functions within a 2.5 V supply range (2.25 V to 2.75 V) and utilizes LVPECL output signaling. The device features a 6-SMD, No Lead Exposed Pad package measuring 7 mm x 5 mm x 0.85 mm. It supports an operating temperature range of -20°C to +70°C and includes integrated on-chip regulators for power noise filtering.

Oscillators Feature Summary

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

Oscillators Applications

• Telecommunications systems requiring precise clocking
• Networking equipment demanding low-jitter performance
• Industrial applications operating in noisy environments

Oscillators Procurement Notes

Verify the exact part number against manufacturer documentation to ensure correct voltage, frequency, and output format specifications. Confirm package dimensions and reflow profile requirements prior to integration. Check availability status as distribution channels may vary. Ensure compatibility with system power rails and signal interface standards before finalizing procurement decisions.

Oscillators Selection Notes

Select this component when a differential VCXO with LVPECL outputs is required at 148.42575 MHz. It is suitable for designs needing ±25 ppm stability and 2.5 V operation. Consider its programmability if custom frequencies or pull ranges are needed. Evaluate its robustness against environmental hazards like vibration and EMI compared to quartz alternatives.

Oscillators Part Context

The SiT3372 series comprises ultra-low jitter differential MEMS VCXOs covering 1 MHz to 220 MHz. This model belongs to the Elite Platform family, offering exceptional dynamic performance with typical jitter of 0.21 ps. The series supports various output types including LVPECL, LVDS, and HCSL, providing flexibility for diverse timing applications.

Oscillators Replacement Considerations

No public confirmed substitute part numbers are available in the provided data. Custom quartz VCXOs typically require longer lead times and lack the immediate programmability offered by this MEMS device.