SY58025UMI

Signal Switches, Multiplexers, Decoders Overview

The SY58025UMI is a Precision Edge dual 2:1 differential multiplexer featuring internal I/O termination. It supports data rates up to 10.7Gbps with propagation delays under 290ps and rise/fall times below 70ps. The device operates on 2.5V ±5% or 3.3V ±10% supplies within an industrial temperature range of -40°C to +85°C. It utilizes a 32-pin MLF package.

Signal Switches, Multiplexers, Decoders Feature Summary

• Dual independent differential 2:1 multiplexers with unique patent-pending input isolation design
• Internal 50-ohm input termination accessible via VT pin for AC/DC coupling flexibility
• Ultra-low jitter architecture ensuring less than 1ps RMS random jitter
• Optimized CML outputs with typical 400mV swing for 50-ohm environments

Signal Switches, Multiplexers, Decoders Applications

• Data communication systems
• SONET OC3 through OC-768 applications
• Fibre Channel applications
• Gigabit Ethernet (GigE) applications

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet, as it dictates lead finish and packaging type. Confirm that the component meets RoHS requirements if applicable to your manufacturing process. Ensure the selected variant matches the required operating temperature range and voltage specifications for your system design.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component when designing high-speed interfaces requiring low jitter and flexible input termination. It is suitable for systems needing two independent 2:1 muxes in a compact footprint. Consider the MLF-32 package constraints and thermal management requirements for proper PCB layout and heat dissipation.

Signal Switches, Multiplexers, Decoders Part Context

This part belongs to Micrel’s Precision Edge product family, designed for ultra-high-speed signal processing. It integrates advanced features like AnyGate technology and internal termination networks to simplify board design. The device is manufactured by Microchip Technology following their acquisition of Micrel.

Signal Switches, Multiplexers, Decoders Replacement Considerations

SY58025UMITR

Signal Switches, Multiplexers, Decoders FAQ

How does the VT pin function?

The VT pin provides access to the internal 50-ohm termination network for each differential input pair, allowing configuration for AC-coupled or DC-coupled interfaces.

What logic standards are supported?

The device accepts CML, LVDS, and PECL inputs, accommodating both AC-coupled and DC-coupled signals without external resistor-bias networks.