SY58018UMI-TR

Signal Switches, Multiplexers, Decoders Overview

The SY58018UMI-TR is a high-speed, ultra-precision differential LVPECL 2:1 multiplexer manufactured by Microchip Technology. It operates on a single supply voltage of 2.375V to 2.625V or 2.97V to 3.63V and supports data throughput up to 5 Gbps with clock frequencies exceeding 4 GHz. The device features guaranteed AC performance over the industrial temperature range of –40°C to +85°C, including propagation delays under 240 ps and rise/fall times below 110 ps. It utilizes a unique 3-pin input termination architecture compatible with CML, PECL, and LVDS signals.

Signal Switches, Multiplexers, Decoders Feature Summary

• Features a unique 3-pin input termination architecture that accepts DC- and AC-coupled differential inputs without external level shifting or termination resistor networks in the signal path.
• Provides 800 mV (100k) LVPECL output swing with extremely fast rise and fall times guaranteed to be less than 110 ps.
• Designed for ultra-low jitter performance with additive phase jitter specifications provided for various integration ranges.

Signal Switches, Multiplexers, Decoders Applications

• Redundant Clock Distribution
• SONET/SDH Clock/Data Distribution
• Loopback
• Fibre Channel Distribution

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the specific ordering suffix '-TR' corresponds to the Tape and Reel packaging configuration as defined in the product identification system. Confirm the package type matches the 16-lead QFN specification. Ensure the selected variant aligns with the required operating temperature range and supply voltage parameters documented in the official datasheet.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component for applications requiring precise differential signal routing between two sources. Consider the SY58017U if CML outputs are needed instead of LVPECL. Evaluate the SY58019U if a lower 400 mV LVPECL output swing is preferred. Verify compatibility with the source signal standards such as CML, PECL, or LVDS.

Signal Switches, Multiplexers, Decoders Part Context

The SY58018U belongs to Microchip’s Precision Edge® product line, designed for high-speed logic applications. It is part of a family of encoders, decoders, multiplexers, and demultiplexers intended for demanding timing and data distribution environments requiring low jitter and high bandwidth capabilities.

Signal Switches, Multiplexers, Decoders Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.

Signal Switches, Multiplexers, Decoders FAQ

How does the SY58018UMI-TR handle input termination?

The device incorporates a unique 3-pin input termination architecture where each side of the differential input pair internally terminates to a VT pin through 50Ω, eliminating the need for external termination resistors in the signal path.

What is the maximum frequency capability of the SY58018UMI-TR?

The device supports data throughput up to 5 Gbps and can handle clock frequencies greater than 4 GHz.