Diodes Menu Close


The PI2DBS16212A is a generic high speed passive mux/demux. The configuration is 4 to 2 differential channel with data rate up to 20 Gbps. Based on a unique design technique, it optimizes dynamic electrical characteristics of the device, like low insertion loss, crosstalk and return loss. It allows high-speed signal switching with minimum attenuation and suitable for multiple signal types like PCIe4.0, USB3.2
Gen1, USB3.2 Gen2, 10GE, Thunderbolt 4, SAS3.0, and SATA3.0 signals.


  • 2 Differential Channel, 2:1 Mux/DeMux
  • Support data rate up to 20Gbps
  • Bi-directional operation
  • -3dB bandwith: 14 GHz
  • Low Bit-to-Bit Skew, 3ps
  • Low channel-to-channel skew, 20ps
  • Low insertion loss: -0.94dB@5GHz, -1.16dB@8GHz,
  • Return loss: -20dB@5GHz, -14.7dB@8GHz, -12dB@10GHz
  • Low power consumption: 200µA typ
  • Supply Voltage: 1.8V±10%
  • Industrial Temperature Range: -40oC to 85oC
  • Totally Lead-Free & Fully RoHS Compliant 
  • Halogen and Antimony Free. “Green” Device 
  • For automotive applications requiring specific change
    control (i.e. parts qualified to AEC-Q100/101/200, PPAP
    capable, and manufactured in IATF 16949 certified
    facilities), please contact us or your local Diodes

Thunderbolt™ is a trademark of Intel Corporation and its subsidiaries
and all other SAS Institute Inc. product or service names are registered
trademarks or trademarks of SAS Institute Inc.
PCI Express® and PCIe®
are trademarks or registered trademarks and/or service marks of PCI-SIG Corporation


  • Up to 20 Gbps for applications including USB3.2 Gen1,
  • USB3.2 Gen2, 10GE, Thunderbolt 4, SAS3.0, and SATA3.0

Product Specifications

Product Parameters

Configuration Mux, 2:1: 2-Differential Channel
Differential Channels 2
Lanes 1
Voltage 1.8

Technical Documents

Recommended Soldering Techniques


Additional Technical Documents are available upon request: 
Application information, Evaluation board, and Other technical documents

Request Documents


Orderable Part Number Status Package Environmental Compliance Packing Buy from Distributor /
Contact Sales
Request Samples
Qty. Carrier
PI2DBS16212AZREX Active W-QFN2525-24 TPGP 3500 T&R Contact Sales Request Sample

Environmental Compliance Legend:
LFF: Pb-Free Finish and RoHS 5/6
TLFP: Totally Pb-Free Product and RoHS 6/6
LFGP: Pb-free Finish and Green Product, RoHS 5/6 and Halogen Free
TPGP: Totally Pb-Free and Green Product, RoHS 6/6 and Halogen Free
GREEN: Halogen-free and RoHS compliant
RoHS: RoHS compliant but NOT halogen-free


Related Application FAQs