SIT3372AI-1E2-25NH98.304000

Oscillators Overview

The SiTime SIT3372AI-1E2-25NH98.304000 is a MEMS-based Voltage-Controlled Crystal Oscillator (VCXO) operating at a nominal frequency of 98.304 MHz. It features LVPECL output format and operates within a supply voltage range of 1.71 V to 3.63 V, with typical operation at 2.5 V. The device exhibits a frequency stability of ±25 ppm and an absolute pull range of ±20 ppm. It functions reliably across an industrial temperature range of -40°C to +85°C. The component utilizes a 6-SMD, No Lead Exposed Pad package with dimensions of 7.00 mm x 5.00 mm and a maximum seated height of 1.00 mm.

Oscillators Feature Summary

• Utilizes DualMEMS technology for enhanced temperature sensing and stability
• Provides differential LVPECL output signals for low-jitter performance
• Supports voltage-controlled frequency adjustment via pull range capability

Oscillators Applications

• High-speed serial communication interfaces requiring precise clocking
• Data acquisition systems needing stable frequency references
• Telecommunications equipment utilizing differential clock distribution

Oscillators Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to confirm electrical parameters, including output type, supply voltage, and frequency tolerance. Ensure the package variant matches the required footprint and pin configuration for the target PCB design. Cross-reference the part number with the latest revision history to account for any updates in specifications or recommended operating conditions.

Oscillators Selection Notes

Select this component when a differential VCXO with MEMS reliability is required for frequencies around 98 MHz. Consider the LVPECL output compatibility with downstream logic levels and the ±25 ppm stability requirement. Evaluate the 7x5 mm surface mount package constraints against available board space and thermal management needs within the specified industrial temperature range.

Oscillators Part Context

The SiT3372 series represents SiTime's Elite Platform offering, designed as ultra-low jitter differential VCXOs. These devices replace traditional quartz crystals with silicon MEMS resonators, providing superior shock and vibration resistance. The series supports various output formats and frequencies from 1 MHz to 220 MHz, catering to demanding timing applications in networking and industrial sectors.

Oscillators Replacement Considerations

Direct substitutes include other SiT3372 variants with matching frequency and output format, such as SIT3372AI-1E2-25NH184.320000 for different frequency requirements. Verify pinout and electrical characteristics before substituting with generic MEMS oscillators, as interface compatibility and pull range specifications may differ significantly.