SY58027UMI-TR

Signal Switches, Multiplexers, Decoders Overview

The SY58027UMI-TR is an ultra-precision dual 2:1 multiplexer featuring internal 50Ω input termination and VT pin access for AC/DC coupling. It supports data rates up to 10.7 Gbps with propagation delays under 290ps. The device operates on a single 2.5V or 3.3V supply within the industrial temperature range of -40°C to +85°C. Outputs provide a 400mV LVPECL swing, ensuring low jitter performance suitable for high-speed digital interfaces.

Signal Switches, Multiplexers, Decoders Feature Summary

• Dual independent differential 2:1 multiplexers with patent-pending input isolation design
• Internal 50Ω termination network accessible via VT pins for flexible interface compatibility
• Ultra-low jitter architecture supporting DC-to >10.7Gbps throughput
• 400mV LVPECL output swing with fast rise/fall times

Signal Switches, Multiplexers, Decoders Applications

• Data communication systems
• SONET OC3-OC768 applications
• Fibre Channel applications
• GigE applications

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the specific ordering suffix 'UMI' corresponds to the Sn-Pb lead finish as documented in the official datasheet. Confirm that the MLF-32 package variant matches the required thermal management strategy, specifically ensuring the exposed pad is soldered to the ground plane. Cross-reference the manufacturer's current product status to ensure availability and compliance with RoHS directives for new designs.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component when designing systems requiring dual independent multiplexing with minimal external termination components. The integrated VT pin allows direct interfacing with various logic standards without additional bias networks. Ensure the PCB layout accommodates the MLF-32 package dimensions and provides adequate thermal relief for the exposed pad to maintain reliability across the specified operating temperature range.

Signal Switches, Multiplexers, Decoders Part Context

This part belongs to Micrel’s Precision Edge family of high-speed logic devices. It is designed for applications demanding precise timing and signal integrity. The device integrates advanced features like internal termination to simplify board design while maintaining high-performance metrics essential for modern telecommunications and networking infrastructure.

Signal Switches, Multiplexers, Decoders Replacement Considerations

SY58027UMITR (Tape and Reel version)

Signal Switches, Multiplexers, Decoders FAQ

How does the VT pin facilitate input interface flexibility?

The VT pin provides a center-tap to the internal 50Ω termination network, allowing the device to accept both AC-coupled and DC-coupled differential signals from standards such as CML, LVDS, and PECL without requiring external resistor-bias networks.

What is the maximum guaranteed data throughput rate?

The device guarantees AC performance over temperature and voltage with a data rate throughput of greater than 10.7 Gbps.