PI3VDP612ZHEX

PI3VDP612 High Bandwidth 6-differential Channel, 1:2 Demux for DisplayPortTM rev 1.1a Signal Switching Features Description • 4 Differential Channel, 1:2 DeMux that will support 2.7Gbps DP rev 1.1a signals • 1-channel 1:2 demux for DP_HPD signal • 1-differential channel 1:2 demux for DP_Aux signal • Insertion Loss for high speed channels @ 2.7 Gbps: -1.5dB • Hot Insertion Cable • -3dB Bandwith for high speed channels of 3.25 Ghz • Low Bit-to-Bit Skew , 7ps max (between '+' and '-' bits) • Low Crosstalk for high speed channels: -33dB@2.7 Gbps • Low Off Isolation for high speed channels: -26dB@2.7 Gbps • VDD Operating Range: 3.3V +/-10% • ESD Tolerance: 8kV contact on all data I/O pins per IEC61000-4-2 Specification • Low channel-to-channel skew, 35ps max • Packaging (Pb-free & Green): -42 TQFN (ZHE) Pericom Semiconductor’s PI3VDP612, one to two Demux is targeted for next generation digital video signals. This device can be used to connect a Display Port Source to two Independent Display Port Sinks. The newly released Display Port spec requires a data rate of 2.7 Gbps with AC coupled I/Os. Pericom's solution has been specifically designed around this standard and will support such signals. Block Diagram Pin Description - 42-Pin LE SEL 11-0002 Logic Control 1 D1- A VDD 40 39 D0-A D1+ A 41 35 5 34 6 33 7 32 GND 8 31 9 30 10 29 11 28 12 27 13 26 14 25 15 24 16 23 17 22 AUX+B SEL LE AUX+ B AUX- B HPD B CAB_DETB/LEDB 36 4 D2+A D2-A D3+A D3-A D0+B D0-B D1+B D1-B D2+B D2-B D3+B D3-B VDD AUX+A AUX-A HPD_ A CAB_DETA/LED_A 21 AUX+ A AUX- A HPD A CAB_DETA/LEDA 3 20 AUX+ AUXHPD CAB_DET/LED AUX+ AUXHPD CAB_DET/LED VDD 37 AUX-B D2+B D2-B D3+B D3-B 38 2 16 D0+B D0-B D1+B D1-B 1 18 D0+A D0+ D0D1+ D1VDD D2+ D2D3+ D3- D2+A D2-A D3+A D3-A HPD_B D2+ D2D3+ D3- 42 D0+A D0-A D1+A D1-A CAB_DETB/LED_B D0+ D0 D1+ D1 - Application Routing of Display Port signals with low signal attenuation between notebook DP connector and docking station DP connector. PS8928D 11/03/10 PI3VDP612 High Bandwidth 6-differential channel, 1:2 Demux for DisplayPortTM rev 1.1a Signal Switching Pin Description Pin # Pin Name Signal Type Description GND Power Ground 2 D0+ I/O Positive Lane0 signal for common port 3 D0- I/O Negative Lane0 signal for common port 4 D1+ I/O Positive Lane1 signal for common port 5 D1- I/O Negative Lane1 signal for common port 6 VDD Power 3.3V Power Supply 7 D2+ I/O Positive Lane2 signal for common port 8 D2- I/O Negative Lane2 signal for common port 9 D3+ I/O Positive Lane3 signal for common port 10 D3- I/O Negative Lane3 signal for common port GND Power Ground 11 AUX+ I/O Positive AUX signal for common port 12 AUX- I/O Negative AUX signal for common port 13 HPD I/O HPD for common port 14 CAB_DET/LED I/O common port pin13 from dual mode DP connector or LED common port GND Power Ground 15 VDD Power 3.3V Power Supply 16 SEL Input Port Selection Control. If LOW, then port A is active. If HIGH, then port B is active 17 LE Input Latch Control. If LOW, then SEL pin will control port selection. If HIGH, then controllability is Latched. GND Power Ground GND Power Ground VDD Power 3.3V Power Supply 18 CAB_DETB/LEDB I/O PortB pin13 from dual mode DP connector or LED from port B 19 HPD_B I/O HPD for port B 20 AUX-B I/O Negative AUX signal for Port B 21 AUX+B I/O Positive AUX signal for Port B VDD Power 3.3V Power Supply GND Power Ground GND Power Ground 22 CAB_DETA/LEDA I/O PortA pin13 from dual mode DP connector or LED from port A 23 HPD_A I/O HPD for port A 24 AUX-A I/O Negative AUX signal for Port A 25 AUX+A I/O Positive AUX signal for Port A (Continued) 11-0002 2 PS8928D 11/03/10 PI3VDP612 High Bandwidth 6-differential channel, 1:2 Demux for DisplayPortTM rev 1.1a Signal Switching Pin # Pin Name Signal Type Description 26 VDD Power 3.3V Power Supply GND Power Ground 27 D3-B I/O Negative Lane3 signal for Port B 28 D3+B I/O Positive Lane3 signal for Port B 29 D2-B I/O Negative Lane2 signal for Port B 30 D2+B I/O Positive Lane2 signal for Port B 31 D1-B I/O Negative Lane1 signal for Port B 32 D1+B I/O Positive Lane1 signal for Port B 33 D0-B I/O Negative Lane0 signal for Port B 34 D0+B I/O Positive Lane0 signal for Port B 35 D3-A I/O Negative Lane3 signal for Port A 36 D3+A I/O Positive Lane3 signal for Port A 37 D2-A I/O Negative Lane2 signal for Port A 38 D2+A I/O Positive Lane2 signal for Port A GND Power Ground GND Power Ground 39 VDD Power 3.3V Power Supply 40 D1-A I/O Negative Lane1 signal for Port A 41 D1+A I/O Positive Lane1 signal for Port A 42 D0-A I/O Negative Lane0 signal for Port A 1 D0+A I/O Positive Lane0 signal for Port B VDD Power 3.3V Power Supply GND Power Ground 11-0002 3 PS8928D 11/03/10 PI3VDP612 High Bandwidth 6-differential channel, 1:2 Demux for DisplayPortTM rev 1.1a Signal Switching Truth Table (SEL control) Truth Table (Latch control) Function SEL LE SEL Port A is active L 0 Responds to changes on SEL Port B is active H 1 Latched Application Example for single mode DP support Min Vswing 0V Vbias_Tx DISPLAY PORT TX + - 50 Ω + - 5-Differential PI3VDP612 HPD 50 Ω Note: if the Max Vswing (in single-ended mode) of the signals to PI3VDP612 exceeds 1.2V, then AC coupling capacitors are needed between the 50ohm terminations and PI3VDP612. HPD LED Driver 1-Differential (Aux) HPD 1.2V Max Vswing 1-Differential (Aux) VDD DISPLAY PORT 4-Differential LED 4-Differential Notebook DOCKING CONNECTOR GND/3.3V 100kΩ x2 GND/3.3V 100kΩ x2 LED Application Example for Dual Mode Display Port Support PI3VDP612 Intel Chipset Dual Mode DP #1 Dual Mode DP CAB_DET1 AUX/DDC #1 DDC Driver AUX/DDC AUX Driver CAB_DET CAB_DET2 Dual Mode DP #2 PI3C3306 11-0002 Dual Mode DP 1Mohm Dual Mode DP AUX/DDC #2 4 PS8928D 11/03/10 PI3VDP612 High Bandwidth 6-differential channel, 1:2 Demux for DisplayPortTM rev 1.1a Signal Switching Maximum Ratings (Above which useful life may be impaired. For user guidelines, not tested.) Storage Temperature .....................................................–65°C to +150°C Supply Voltage to Ground Potential ................................–0.5V to +3.6V DC Input Voltage ............................................................... –0.7V to 3.6V DC Output Current ....................................................................... 120mA Power Dissipation ............................................................................ 0.5W Note: Stresses greater than those listed under MAXIMUM RATINGS may cause permanent damage to the device. This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect reliability. DC Electrical Characteristics for Switching over Operating Range (TA = –40°C to +85°C, VDD = 3.3V +/-10%) Paramenter Description Test Conditions(1) Min Typ(2) VIH Input HIGH Voltage Guaranteed HIGH level 1.6 VIL Input LOW Voltage Guaranteed LOW level VIK Clamp Diode Voltage VDD = Max., IIN = –18mA IIH Input HIGH Current VDD = Max., VIN = VDD ±5 IIL Input LOW Current VDD = Max., VIN = GND ±5 RON On resistance between input to output VDD = 3.0V, -0.6V