HDMI2C2-14HD Datasheet, PDF (12/31 Pages) STMicroelectronics – ESD protection and signal booster for HDMI™ 1.4 sink interface

Application information
HDMI2C2-14HD
Figure 10. Modification of block diagram (with HDMI connector type A)
VDD_CEC_IC
VDD_CEC_IC
EEPROM
VDD_IC
R6
CEC
driver
DDC clock
DDC data
R5 R4
C3
SCL_IC
SDA_IC
nc
C6
ESD_DISCH
DAT_D2+_IC
DAT_D2-_IC
DAT_D1+_IC
DAT_D1-_IC
DAT_D0+_IC
DAT_D0-_IC
DAT_CK+_IC
DAT_CK-_IC
GND
HEAC+
HEAC -
HPD
VDD_CEC_IC VDD_CEC 5V_IN
C5
C1
C2
VDD_CEC
DDC_EN
5V_IN
nc
DAT_D2+
DAT_D2-
DAT_D1+
DAT_D1-
DAT_D0+
DAT_D0-
DAT_CK+
DAT_CK-
VDD_CEC
D1 R1
5V_IN
R3 R2
HDMI connector type A
TMDS Data2+
TMDS Data2 Shield
TMDS Data2-
TMDS Data1+
TMDS Data1 Shield
TMDS Data1-
TMDS Data0+
TMDS Data0 Shield
TMDS Data0-
TMDS Clock+
TMDS Clock Shield
TMDS Clock-
CEC
Utility / HEAC+
SCL
SDA
DDC/CEC GND / HEAC shield
+5V power
HPD / HEAC -
The Figure 10 illustrates the fact that the HDMI2C2-14HD pin configuration eases and
optimizes the PCB layout of the HDMI interface. The proposed pin-out sequence is directly
compliant with HDMI connector type A.
12/31
DocID024813 Rev1