Diodes Incorporated
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2:1 MUX/DeMux 3.3V USB 3.2 Gen 1 Switch

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Product Description

PI3USB302-A is a 2-differential channel bi-directional multiplexer/demultiplexer switch. Due to its low bit-to-bit skew, high channel-to-channel noise isolation and bandwidth, this product is ideal for USB 3.2 Gen 1 signal switching at 5.0 Gbps.


  • 2 Differential Channel, 2:1 Mux/DeMux
  • USB 3.2 Gen 1 SuperSpeed switch
  • Bi-directional operation
  • Low Bit-to-Bit Skew, 10 ps max
  • Low channel-to-channel skew: 20 ps max
  • Low insertion loss: 1 dB @ 2.5 GHz (5.0 Gbps)
  • Low Crosstalk: 33 dB @ 2.5 GHz (5.0 Gbps)
  • Low Off Isolation: 27 dB @ 2.5 GHz (5.0 Gbps)
  • VDD Operating Range: 3.3 V +/-10%
  • ESD Tolerance: 2 kV HBM
  • Packaging (Pb-free & Green):
     – 20-contact TQFN (2.5 × 4.5mm)


Routing USB 3.2 Gen 1 SuperSpeed signals

Product Specifications

Product Parameters

Compliance(Only Automotive supports PPAP) Standard
Configuration 2:1 Mux/Demux
Differential Channels 2
HotInsertion 0
Lanes 2
OtherFeatures None
Rail-to-Rail 0
Signal Type Differential
Single Ended Channels None
Voltage 3.3

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Product Change Notices (PCNs)

A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

PCN # Issue Date Implementation Date Subject
PCN-2505 2021-01-26 2021-07-26 Device End of Life (EOL)