A product Line of Diodes Incorporated 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, bi-directional channel multiplexer/demultiplexer switch. Due to PCI Express 3.0 performance, 8.0Gbps its low bit-to-bit skew, high channel-to-channel noise isolation Bi-directional operation and bandwidth, this product is ideal for PCI Express 3.0 signal 3dB Bandwidth: 8.1GHz switching at 8.0Gbps. Low Bit-to-Bit Skew, 10ps max Low channel-to-channel skew: 20ps max Applications Low insertion loss: -1.7dB 4GHz (8.0Gbps) Switch a PCI Express 3.0 lane output between two PCI Express lane inputs. Applications include NBs, PCs, servers, and other Low return loss: -13.5dB 4GHz (8.0Gbps) embedded devices. Routing of PCI Express 3.0, DP1.2, USB3.0, Low Crosstalk: -32dB 4GHz (8.0Gbps) SAS2.0, SATA3.0, XAUI, RXAUI signals with low signal attenu- Low Off Isolation: -21dB 4GHz (8.0Gbps) ation. Supply Voltage: 3.3V 10% o o Industrial Temperature Range: -40 C to 85 C Low Current: 0.2mA typ. Packaging (Pb-free & Green): 20-contact TQFN (2.5 4.5mm) 18 contact, X2QFN(XUA18), 2x2mm Truth Table Block Diagram Function SEL PD A to B L L A0+ B0+ A0- B0- A to C H L A1+ B1+ All ports Hi-Z, IC Power Down X H A1- B1- C0+ C0- C1+ C1- SEL PD All trademarks are property of their respective owners. www.diodes.com 02/17/17 1 17-0033A product Line of Diodes Incorporated PI3PCIE3212 Pin Configuration (Top-side view) 20-contact TQFN 18-contact X2QFN 1 20 PD 2 B0+ 19 18 17 16 15 B0- A0+ 3 A0+ 14 18 1 B1+ A0- 4 B1+ A0- 17 2 13 B1- 5 B1- GND 16 12 GND 3 GND GND V 6 C0+ DD 15 A1+ 4 11 C0+ GND 7 A1+ 14 C0- A1- 5 10 C0- 6 7 8 9 8 13 A1- 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 All trademarks are property of their respective owners. www.diodes.com 02/17/17 2 17-0033 V DD V DD GND GND SEL PD V V DD DD C1- B0+ B0- C1+