SIT8256AI-22-33E-156.257800

Oscillators Overview

The SIT8256AI-22-33E-156.257800 is a MEMS oscillator from the SiT8256 series, operating at 156.2578 MHz with ±25 ppm frequency stability. It utilizes a 3.3 V supply voltage and features LVCMOS/LVTTL output formats. The device supports enable/disable control and operates within a -40°C to +85°C temperature range. Packaged in a 3225 surface-mount footprint measuring 3.2 mm x 2.5 mm, it delivers low phase jitter suitable for high-speed data transmission applications.

Oscillators Feature Summary

• MEMS-based timing solution offering superior shock and vibration resistance compared to traditional quartz crystals
• Integrated enable/disable functionality allows for power management and system synchronization control
• Low phase jitter performance optimized for high-speed serial communication interfaces

Oscillators Applications

• 10 Gigabit Ethernet (10GbE) clock generation
• High-performance computing and server infrastructure
• Data center networking equipment
• Telecommunications base stations and radio access networks

Oscillators Procurement Notes

Verify the specific ordering suffix to confirm package type and tape/reel specifications. Ensure the voltage and frequency parameters match the target circuit requirements. Confirm that the enable pin configuration aligns with the system's power sequencing strategy. Check for any recent lifecycle status updates or recommended replacement parts from the manufacturer.

Oscillators Selection Notes

Select this component when low jitter and robust mechanical reliability are critical for 10GbE or similar high-speed links. Consider the 3.3V logic compatibility and the need for active enable control. Evaluate the 3225 package size against available PCB real estate constraints. Compare against standard quartz alternatives if extreme environmental ruggedness is not required.

Oscillators Part Context

This part belongs to the SiT8256 family of silicon oscillators designed for demanding digital applications. The series provides customizable timing solutions using SiTime's MEMS technology. These devices replace discrete crystal assemblies, reducing board space and improving yield through integrated design.

Oscillators Replacement Considerations

Public confirmed substitute part numbers: SIT8256AI-22-33E-156.257800Y, SIT8256AI-22-33E-156.257800T.