SY89297UMH-TR

Overview

The SY89297UMH-TR is a dual-channel programmable delay line from the Precision Edge series, manufactured by Micrel. It supports data rates up to 3.2Gbps with a maximum operating frequency of 1.6GHz. Each channel provides a programmable delay range of approximately 5ns (4150ps to 5115ps) in increments as small as 5ps. The device operates on a single 2.5V supply voltage and features a 3-pin serial interface for control. It is housed in a 24-pin MLF package.

Feature Summary

• Dual independent channels with CML differential outputs
• Serial programming via SDATA, SCLK, and SLOAD pins
• High linearity with guaranteed INL performance
• Low jitter design suitable for high-speed applications

Applications

• Clock deskewing
• Timing adjustments
• Aperture centering
• System calibration

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific ordering suffix matches the required tape and reel packaging format. Ensure compliance with RoHS directives and check for any relevant environmental certifications before finalizing procurement orders.

Selection Notes

Select this component when precise sub-nanosecond delay tuning is required for high-speed digital signals. Consider the 2.5V power supply requirement and the MLF package thermal characteristics. Evaluate if the dual-channel architecture meets system synchronization needs compared to single-channel alternatives.

Part Context

This part belongs to the Precision Edge family of timing components designed for high-performance signal processing. It serves as an upgrade over previous generation delay lines, offering improved linearity and lower jitter specifications while maintaining compatibility with standard serial control interfaces used in modern electronic systems.

Replacement Considerations

SY89295U

FAQ

What is the maximum operating frequency of the SY89297UMH-TR?

The device supports a maximum operating frequency of 1.6GHz for clock signals and handles NRZ data rates up to 3.2Gbps.

How is the delay programmed on this device?

Delay is programmed using a 3-pin serial interface consisting of SDATA, SCLK, and SLOAD. A 20-bit control word is shifted in to set the delay for both channels independently.

What is the typical random jitter specification?

The device features a low-jitter design with a typical random jitter of 2ps RMS.