TB-FMCH-HDMI4K Hardware User Manual
21
Rev.2.04
8.3. HDMI Connectors
The HDMI connectors use Samtec HDMR-19-01-S-SM.
Table 8-3 shows the HDMI Source connector (J1) pin assignments and Table 8-4 shows the HDMI Sink
connector (J2) pin assignments.
Table 8-3 HDMI Source Connector (J1)
Pin # Schematic Signal Name
Pin Name
Description
1
TX_TMDS_DAT2_P
TMDS_DATA2_P
TMDS transmit data 2+
2
GND
TMDS_SHLD2
TMDS transmit data 2 shield
3
TX_TMDS_DAT2_N
TMDS_DATA2_N
TMDS transmit data 2-
4
TX_TMDS_DAT1_P
TMDS_DATA1_P
TMDS transmit data 1+
5
GND
TMDS_SHLD1
TMDS transmit data 1 shield
6
TX_TMDS_DAT1_N
TMDS_DATA1_P
TMDS transmit data 1-
7
TX_TMDS_DAT0_P
TMDS_DATA0_P
TMDS transmit data 0+
8
GND
TMDS_SHLD0
TMDS transmit data 0 shield
9
TX_TMDS_DAT0_N
TMDS_DATA0_N
TMDS transmit data 0-
10
CLK_TX_TMDS_P
TMDS_CLK_P
TMDS transmit clock+
11
GND
TMDS_CLK_SHLD
TMDS transmit clock shield
12
CLK_TX_TMDS_N
TMDS_CLK_N
TMDS transmit clock-
13
CEC_SOURCE
CEC
CEC signal
14
UTI
RSVD/HEC_DATA_N
Reserved/HEC-
15
CLK_I2C_TX_DDC_SCL
DDC_SCL
DDC serial clock
16
I2C_TX_DDC_SDA_OD
DDC_SDA
DDC serial data
17
GND
DDC/CEC GND
DDC/CEC ground
18
None (connected, but no
net name assigned)
DDC_5V
+5V power supply
19
HPD_IN
HOTPLUG_DET/HEC_DATA_P Hot-plug detection/HEC+
