A product Line of Diodes Incorporated PI3USB32212 USB3.1, USB3.0 and USB2.0 Combo Switch Features Description 1:2 mux/demux for USB 3.1 Enhanced SS, USB 3.0 SS, 2.0HS, eTh PI3USB32212 USB3.1, USB3.0 and USB2.0 Combo Switch is and 2.0FS signals a complete 1:2 switching solution for Enhanced SuperSpeed USB 3.1 signals. PI3USB32122 provides differential high-speed lanes Switches Tx, Rx, and Dx from USB3.0 connector for the USB3.1 10Gbps, USB3.0 5Gbps TX and RX lanes as well as Suitable for DisplayPort, PCIe Gen1/2/3, SATA 1.5/3/6G, SAS a differential lane for 480 Mbps USB 2.0 signals. 1.5/3/6G and XAUI applications. PI3USB32212 can be used to connect two hosts to a single device -3dB bandwidth for enhanced superspeed channel: 10.6GHz or a single host to two devices. Insertion Loss for enhanced superspeed channels 5.0 GHz: PI3USB32212 offers excellent signal integrity for high-speed sig - -1.5dB nals and low power dissipation. Insertion loss is -1.3dB and return Insertion Loss for superspeed channels 2.5 GHz: -0.9dB loss is -19dB at 5 GHz (USB3.1). Insertion loss is -0.77dB and re- Return loss for enhanced superspeed channels 5.0 GHz: turn loss is -27.8db at 2.5GHz (USB3.0). -19.6dB Return Loss for superspeed channels 2.5 GHz: -26.4dB Low Bit-to-Bit Skew, 5ps typ(between + and - bits) Application Low Crosstalk for enhanced superspeed channels: -31.1dB 5.0 GHz Routing of USB3.1/3.0/2.0 signals with low signal attenuation be- tween source and sink. Applicable products include desktop PC, Low Crosstalk for superspeed channels 2.5GHz: -33.3dB Notebook PC, Tablet, Docking, Telecom, DTV. Low Off Isolation for enhanced superspeed channels: -17.4dB 5.0 GHz Low Off Isolation for superspeed channels 2.5GHz: -24.9dB Insertion Loss for USB HS: -0.67dB 480Mbps Crosstalk for USB HS: -33dB 480Mbps Off Islation fo USB HS: -30dB 480Mbps -3dB for USB HS: 1.4 GHz V Operating Range: 3.3V +/-10% DD ESD Tolerance: 2kV HBM Low channel-to-channel skew, 7ps typ Packaging (Pb-free & Green): 32 TQFN (ZL) 3mm x 6mm x 0.75mm, 0.4mm pitch www.diodes.com December 2017 PI3USB32212 1 Diodes Incorporated Document Number DS40504 Rev 1-2 GND A product Line of Diodes Incorporated PI3USB32212 Block Diagram Pin Assignment (TQFN-32) Tx+ Tx+A - Tx Tx -A Rx+ Rx+A - Rx Rx-A 1 27 Tx+ Rx+A 2 26 Tx- Rx-A 3 25 GND Tx+B Tx-B 4 24 VDD Tx+B Rx+B Rx-B 5 23 Rx+ Tx-B 6 22 Rx- Rx+B GND D+ D+A D- D-A 7 21 SEL1 Rx-B 8 20 VDD GND D+ B 9 19 SEL2 OE B D- 10 18 D+A D+ 11 17 D- D-A PD Logic OE Control SEL1 SEL2 Truth Table PD OE SEL1 SEL2 Function 0 X 0 X PortA is active fox Tx & Rx 0 X 1 X PortB is active fox Tx & Rx 1 X X X Both ports are Hi Z for Tx & Rx X 1 X X Both ports are High Z for D+/D- 1 1 X X All channels are High Z X 0 X 0 PortB is active for D+/D- X 0 X 1 PortA is active for D+/D- Note: 1. PD & SEL1 are controls for the usb3.1 switch PD supports power down & output disable 2. OE & SEL2 are controls for the usb2.0 switch 3. Bottom metal plate can used as GND 4. VDD at pin8 provides power to both top and bottom die 5. All VDD need to connect to power www.diodes.com December 2017 PI3USB32212 2 Diodes Incorporated Document Number DS40504 Rev 1-2 32 PD 12 GND 31 13 VDD GND 30 D-B 14 GND 15 29 D+B Tx+A GND 16 28 Tx-A