Harman Kardon AVR 1510 Service Manual page 72

Harman Kardon
ADV7623
Pin No. Mnemonic
13 RXC_2−
14 RXC_2+
15 HP_CTRLD
16 5V_DETD
17 DGND
18 DVDD
19 DDCD_SDA
20 DDCD_SCL
21 CVDD
22 CGND
23 RXD_C−
24 RXD_C+
25 TVDD
26 RXD_0−
27 RXD_0+
28 CGND
29 RXD_1−
30 RXD_1+
31 TVDD
32 RXD_2−
33 RXD_2+
34 CVDD
35 CGND
36 TXPVDD
37 TXPLVDD
38 TXGND
39 TXPGND
40 EXT_SWING
41 HPD_ARC−
42 ARC+
43 TXDDC_SDA
44 TXDDC_SCL
45 TXAVDD
46 TXGND
47 TXC−
48 TXC+
49 TXGND
50 TX0−
51 TX0+
52 TXGND
53 TX1−
54 TX1+
55 TXAVDD
Type Description
HDMI input Digital Input Channel 2 Complement of Port C in the HDMI Interface.
HDMI input Digital Input Channel 2 True of Port C in the HDMI Interface.
Digital output Hot Plug Detect for Port D.
Digital input 5 V Detect Pin for Port D in the HDMI Interface.
Ground DVDD Ground.
Power Digital Supply Voltage (1.8 V).
Digital I/O HDCP Slave Serial Data Port D. DDCD_SDA is a 3.3 V input/output that is 5 V tolerant.
Digital input HDCP Slave Serial Clock Port D. DDCD_SCL is a 3.3 V input that is 5 V tolerant.
Power Receiver Comparator Supply Voltage (1.8 V).
Ground TVDD and CVDD Ground.
HDMI input Digital Input Clock Complement of Port D in the HDMI Interface.
HDMI input Digital Input Clock True of Port D in the HDMI Interface.
Power Receiver Terminator Supply Voltage (3.3 V).
HDMI input Digital Input Channel 0 Complement of Port D in the HDMI Interface.
HDMI input Digital Input Channel 0 True of Port D in the HDMI Interface.
Ground TVDD and CVDD Ground.
HDMI input Digital Input Channel 1 Complement of Port D in the HDMI Interface.
HDMI input Digital Input Channel 1 True of Port D in the HDMI Interface.
Power Receiver Terminator Supply Voltage (3.3 V).
HDMI input Digital Input Channel 2 Complement of Port D in the HDMI Interface.
HDMI input Digital Input Channel 2 True of Port D in the HDMI Interface.
Power Receiver Comparator Supply Voltage (1.8 V).
Ground TVDD and CVDD Ground.
Power 1.8 V Power Supply for Digital and I/O Power Supply. This pin supplies power to the
digital logic and I/Os. It should be filtered and as quiet as possible.
Power 1.8 V Power Supply.
Ground TXPVDD Ground.
Ground TXPLVDD Ground.
Analog input This pin sets the internal reference currents. Place an 887 Ω resistor (1% tolerance) between
this pin and ground.
Analog input
Hot Plug Detect Signal. This pin indicates to the interface whether the receiver is connected.
It supports 1.8 V to 5 V CMOS logic levels.
Analog input Audio Return Channel Input (5 V Tolerant).
Digital I/O Serial Port Data I/O to Receiver. This pin serves as the master to the DDC bus. It supports a
5 V CMOS logic level.
Digital output Serial Port Data Clock to Receiver. This pin serves as the master clock for the DDC bus.
It supports a 5 V CMOS logic level.
Power 1.8 V Power Supply for TMDS Outputs.
Ground TXAVDD Ground.
HDMI output Differential Clock Output. Differential clock output at the TMDS clock rate; supports
TMDS logic level.
HDMI output Differential Clock Output. Differential clock output at the TMDS clock rate; supports
TMDS logic level.
Ground TXAVDD Ground.
HDMI output Differential Output Channel 0 Complement. Differential output of the red data at 10×
the pixel clock rate; supports TMDS logic level.
HDMI output Differential Output Channel 0 True. Differential output of the red data at 10× the pixel clock
rate; supports TMDS logic level.
Ground TXAVDD Ground.
HDMI output Differential Output Channel 1 Complement. Differential output of the red data at 10×
the pixel clock rate; supports TMDS logic level.
HDMI output Differential Output Channel 1 True. Differential output of the red data at 10× the pixel
clock rate; supports TMDS logic level.
Power 1.8 V Power Supply for TMDS Outputs.
Rev. Sp0 | Page 10 of 16
AVR 151 Service Manual
ADI Confidential
Page 72 of 131