PI3EQX16621ZLDEX

Signal Buffers, Repeaters, Splitters Overview

The PI3EQX16621ZLDEX is a low-power, high-performance 16Gbps 4-channel Mux ReDriver manufactured by Diodes Incorporated. It supports PCIe Gen 1 to Gen 4 standards and features adjustable output linear swing, flat gain, and equalization via pin control. The device utilizes 100Ω differential CML I/Os and includes automatic receiver detect functionality. It operates on a single 3.3V supply voltage within a temperature range of 0°C to 70°C. The component is housed in a 40-contact ZLD40 (TQFN) package measuring 3mm × 6mm.

Signal Buffers, Repeaters, Splitters Feature Summary

• Provides programmable equalization, swing, and flat gain to optimize performance over various physical mediums.
• Supports two 100Ω differential CML data I/Os between the Protocol ASIC and switch fabric or cable.
• Includes adaptive power management to maximize battery life for power-sensitive consumer devices.

Signal Buffers, Repeaters, Splitters Applications

• High End Motherboard
• Workstation

Signal Buffers, Repeaters, Splitters Procurement Notes

Verify the specific ordering suffix 'ZLDEX' against the manufacturer's official documentation to confirm the tape and reel packaging quantity and lead-free status. Ensure compatibility with RoHS 2 and RoHS 3 directives as stated in the product brief. Confirm that the ZLD 40-pin TQFN package dimensions match your PCB footprint requirements before finalizing procurement orders.

Signal Buffers, Repeaters, Splitters Selection Notes

Select this component for designs requiring a 16Gbps serial link with linear equalizer capabilities. It is suitable for applications needing full compliance with PCIe Gen 1 through Gen 4 standards. The device is appropriate for systems requiring four differential channels with a 2-to-1 mux configuration and transparent link training support.

Signal Buffers, Repeaters, Splitters Part Context

This part belongs to the PI3EQX series of Mux ReDrivers from Diodes Incorporated. It is designed to reduce intersymbol interference and extend signals across distant data pathways. The device operates independently per channel and includes input level detection to control logic for active output states.

Signal Buffers, Repeaters, Splitters Replacement Considerations

Consult the manufacturer's official substitution guide for verified alternatives. Generic cross-references may not guarantee identical pinout or electrical characteristics for the 40-pin TQFN package.

Signal Buffers, Repeaters, Splitters FAQ

What is the maximum data rate supported by the PI3EQX16621?

The PI3EQX16621 supports a maximum data rate of 16Gbps per serial link.

Does the device support PCIe Gen 4?

Yes, the PI3EQX16621 provides full compliancy to PCIe Gen 1 to Gen 4 standards.

How is the equalization controlled?

The device allows adjustable output linear swing, flat gain, and equalization via pin control.