A product Line of Pb Diodes Incorporated Lead-free Green PI3PCIE3212 3.3V, PCI Express 3.0, 1-Lane, 2-Channel, 8Gbps, 2:1 Mux/DeMux Switch w/ Single Enable Features Description 2-Differential Channel, 2:1 Mux/DeMux e PTh I3PCIE3212 is a PCIe Gen3.0, 8Gbps, 4-to-2 differential, bidirectional-channel multiplexer/demultiplexer switch. This PCI Express 3.0 performance, 8.0Gbps product is ideal for PCI Express 3.0 signal switching at 8.0Gbps Bidirectional operation due to its low bit-to-bit skew, high channel-to-channel noise iso- 3dB Bandwidth: 8.1GHz lation, and bandwidth. Low Bit-to-Bit Skew, 10ps max Low Channel-to-Channel skew: 20ps max Applications Low Insertion Loss: -1.7dB 4GHz (8.0Gbps) Low Return Loss: -13.5dB 4GHz (8.0Gbps) e PTh I3PCIE3212 switches a PCI Express 3.0 lane output be - tween two PCI Express lane inputs. Applications include NBs, Low Crosstalk: -32dB 4GHz (8.0Gbps) PCs, servers, and other embedded devices. The PI3PCIE3212 can Low O Iff solation: -21dB 4GHz (8.0Gbps) route PCI Express 3.0, DP1.2, USB3.0, SAS2.0, SATA3.0, XAUI, Supply Voltage: 3.3V 10% RXAUI signals with low signal attenuation. o o Industrial Temperature Range: -40 C to 85 C Low Current: 0.2mA typ. Truth Table Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2) Halogen- and Antimony-Free. Green Device (Note 3) Function SEL PD For automotive applications requiring specic cfi hange control A to B L L (i.e. parts qualified to AEC-Q100/101/200, PPAP capable, and manufactured in IATF 16949 certified facilities), please A to C H L contact us or your local Diodes representative. All ports Hi-Z, IC Power Down X H A product Line of Diodes Incorporated PI3PCIE3212 Pin Configuration (Top-side view) 20-contact TQFN 18-contact X2QFN 1 20 B0+ PD 2 19 18 17 16 15 3 B0- A0+ A0+ 14 18 1 B1+ 4 B1+ A0- 17 A0- 2 13 B1- GND 5 B1- 16 12 GND 3 GND GND V 6 DD 15 C0+ A1+ 4 11 GND C0+ 7 A1+ 14 C0- A1- 5 10 C0- 8 6 7 8 9 A1- 13 C1+ 9 SEL 12 C1- 10 11 Pin Description 20-TQFN Pin 18-X2QFN Pin Pin Name I/O Description 3 1 A0+ I/O Signal I/O, Channel 0, Port A 4 2 A0 7 4 A1+ I/O Signal I/O, Channel 1, Port A 8 5 A1 19 16 B0+ I/O Signal I/O, Channel 0, Port B 18 15 B0 17 14 B1+ I/O Signal I/O, Channel 1, Port B 16 13 B1 15 11 C0+ I/O Signal I/O, Channel 0, Port C 14 10 C0 13 9 C1+ I/O Signal I/O, Channel 1, Port C 12 8 C1 Operation mode Select 9 6 SEL I (when SEL=0: AB, when SEL=1: AC 2 18 PD I PD = 1, Power down is enabled. Please see Truth Table. 1, 6, 10 7, 17 V Pwr 3.3V 10% Positive Supply Voltage DD 5, 11, 20 3, 12, Center Pad GND Pwr Power ground www.diodes.com August 2020 PI3PCIE3212 2 Diodes Incorporated Document Number DS43100 Rev 1-2 V DD V DD GND GND SEL PD V V DD DD C1- B0+ B0- C1+