Datasheet

D1- D1+ D0-
CLK+ D2- D2+CLK- D0+
ERC
3.3 V (internal)
2
5 V_OUT
1.75 kW
SCL_A
SCL_B
SDA_A
SDA_B
CEC_A
CEC_B
LDO
55mA
Load Switch
5 V_OUT
VCC5V
LDO
CT_HPD
1
5 V_OUT
HPD_A HPD_B
LS_OE
1
1. LS_OE & CT_HPD are active high signal
2. ‘3.3 V (Internal)’ is an internally generated
voltage node for the CEC_B output buffer
supply reference. An LDO generates this
3.3 V from 5VOUT when LS_OE = H &
CT_CP_HPD = H.
470 kW
LS_OE
1
V
CCA
LDO
55 mA
Load Switch
1.
2. ‘ ’
V
CCA
10 kW
V
CCA
10 kW
5 V_OUT
1.75 kW
10 kW
V
CCA
26 kW
10 kW
V
CCA
470 kW
3.3 V (internal)
2
ERC
ERC
TPD12S016
SLLSE96D –SEPTEMBER 2011–REVISED DECEMBER 2012 www.ti.com
CIRCUIT SCHEMATIC DIAGRAM
PIN FUNCTIONS
PIN
PIN TYPE DESCRIPTION
NAME RKT PW
D–, D+ 16, 17, 19- 17, 18, 20-23 ESD Terminal HDMI TMDS Data. Connect to HDMI Controller and HDMI Connector directly.
22
CLK–, CLK+ 14, 15 15, 16 ESD Terminal HDMI TMDS Clock. Connect to HDMI Controller and HDMI Connector directly.
HPD_A 3 4 Output Hot plug detect Output referenced to VCCA. Connect to HDMI controller Hot plug detect input pin
HPD_B 9 10 Input Hot plug detect Input. Connect directly to HDMI Connector Hot Plug Detect pin
CEC_A 24 1 IO Port HDMI controller side CEC signal pin referenced to VCCA. Connect to HDMI controller.
CEC_B 6 7 IO Port HDMI connector side CEC signal pin referenced to internal 3.3V supply. Connect to HDMI
connector CEC pin.
SCL_A 1 2 IO Port HDMI controller side SCL signal pin referenced to VCCA. Connect to HDMI controller.
SCL_B 7 8 IO Port HDMI connector side SCL signal pin referenced to 5V_OUT supply. Connect to HDMI connector
SCL pin.
SDA_A 2 3 IO Port HDMI controller side SDA signal pin referenced to VCCA. Connect to HDMI controller.
SDA_B 8 9 IO Port HDMI connector side SDA signal pin referenced to 5V_OUT supply. Connect to HDMI connector
SDA pin.
LS_OE 4 5 Control Input Disables the Level shifters when OE =L. The OE pin is referenced to VCCA
CT_HPD 11 12 Control Input Disables the load switch and HPD_B when CT_HPD =L. The CT_HPD is referenced to VCCA
VCC5V 10 11 Input Power Internal 5V Supply. (Input to the load siwtch.)
VCCA 23 24 Input Power Internal PCB Low Voltage Supply (Same as the HDMI Controller Chip Supply)
5V_OUT 12 13 Output Power External 5V Supply. (Output of the load switch.)
GND 5, 13, 18 6, 14, 19 Ground Connect to System Ground Plane
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