SIT92184AA

Clock Buffers, Drivers Overview

The SiTime SIT92184AA is an Automotive Grade 1, AEC-Q100 qualified high-performance LVCMOS clock buffer. It provides a 1:4 fan-out with a maximum operating frequency of 200 MHz and operates on a supply voltage ranging from 1.71 V to 3.465 V. The device features very low additive phase jitter of less than 50 fs RMS and pin-to-pin skew under 50 ps. It includes integrated serial termination for 50 Ω channels and supports synchronous glitch-free output enable functionality.

Clock Buffers, Drivers Feature Summary

• Automotive Grade 1 qualification (-40°C to +125°C) per AEC-Q100 standards
• Low additive jitter (<50 fs RMS) and pin-to-pin skew (<50 ps)
• Integrated 50 Ω serial termination for transmission lines
• Synchronous glitch-free output enable (OE) function

Clock Buffers, Drivers Applications

• Automotive timing distribution systems
• High-frequency clock buffering in automotive electronics

Clock Buffers, Drivers Procurement Notes

Verify the specific ordering suffix against the manufacturer's documentation to confirm packaging details. The 'T' suffix indicates tape and reel packaging containing 3,000 units. Confirm that the selected part number matches the required temperature range and package type for the intended design.

Clock Buffers, Drivers Selection Notes

Select this component when designing for automotive environments requiring AEC-Q100 compliance. Ensure the input clock signal arrives after the power supply ramp-up, except at 1.8 V where sequencing is not mandatory. Verify that the load capacitance requirements align with the specified electrical characteristics for optimal performance.

Clock Buffers, Drivers Part Context

The SIT92184 belongs to SiTime's family of high-performance LVCMOS clock buffers designed for robust timing applications. This specific model targets the automotive sector, offering reliability under extreme thermal conditions while maintaining precise signal integrity through low jitter and skew specifications.

Clock Buffers, Drivers Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.