Harman Kardon AVR 151/230C, Руководство по обслуживанию

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ADV7623 ADI Confidential
Rev. Sp0 | Page 12 of 16
Pin No. Mnemonic Type Description
99 PGND Ground PVDD Ground.
100 PVDD Power PLL Supply Voltage (1.8 V).
101 XTAL
Miscellaneous
analog Input pin for 28.63636 MHz crystal or an external 1.8 V 28.63636 MHz clock oscillator source to
clock the ADV7623.
102 XTAL1 Miscellaneous
analog Crystal Output Pin. This pin should be left floating if a clock oscillator is used.
103 PVDD Power PLL Supply Voltage (1.8 V).
104 PGND Ground PVDD Ground.
105 HP_CTRLA Digital output Hot Plug Detect for Port A.
106 5V_DETA Digital input 5 V Detect Pin for Port A in the HDMI Interface.
107 RTERM Miscellaneous
analog
This pin sets the internal termination resistance. A 500 Ω resistor between this pin and
ground should be used.
108 DDCA_SDA Digital I/O HDCP Slave Serial Data Port A. DDCA_SDA is a 3.3 V input/output that is 5 V tolerant.
109 DDCA_SCL Digital input HDCP Slave Serial Clock Port A. DDCA_SCL is a 3.3 V input that is 5 V tolerant.
110 CVDD Power Receiver Comparator Supply Voltage (1.8 V).
111 CGND Ground TVDD and CVDD Ground.
112 RXA_C− HDMI input Digital Input Clock Complement of Port A in the HDMI Interface.
113 RXA_C+ HDMI input Digital Input Clock True of Port A in the HDMI Interface.
114 TVDD Power Receiver Terminator Supply Voltage (3.3 V).
115 RXA_0− HDMI input Digital Input Channel 0 Complement of Port A in the HDMI Interface.
116 RXA_0+ HDMI input Digital Input Channel 0 True of Port A in the HDMI Interface.
117 CGND Ground TVDD and CVDD Ground.
118 RXA_1− HDMI input Digital Input Channel 1 Complement of Port A in the HDMI Interface.
119 RXA_1+ HDMI input Digital Input Channel 1 True of Port A in the HDMI Interface.
120 TVDD Power Receiver Terminator Supply Voltage (3.3 V).
121 RXA_2− HDMI input Digital Input Channel 2 Complement of Port A in the HDMI Interface.
122 RXA_2+ HDMI input Digital Input Channel 2 True of Port A in the HDMI Interface.
123 HP_CTRLB Digital output Hot Plug Detect for Port B.
124 5V_DETB Digital input 5 V Detect Pin for Port B in the HDMI Interface.
125 DGND Ground DVDD Ground.
126 DVDD Power Digital Supply Voltage (1.8 V).
127 DDCB_SDA Digital I/O HDCP Slave Serial Data Port B. DDCB_SDA is a 3.3 V input/output that is 5 V tolerant.
128 DDCB_SCL Digital input HDCP Slave Serial Clock Port B. DDCB_SCL is a 3.3 V input that is 5 V tolerant.
129 CVDD Power Receiver Comparator Supply Voltage (1.8 V).
130 CGND Ground TVDD and CVDD Ground.
131 RXB_C− HDMI input Digital Input Clock Complement of Port B in the HDMI Interface.
132 RXB_C+ HDMI input Digital Input Clock True of Port B in the HDMI Interface.
133 TVDD Power Receiver Terminator Supply Voltage (3.3 V).
134 RXB_0− HDMI input Digital Input Channel 0 Complement of Port B in the HDMI Interface.
135 RXB_0+ HDMI input Digital Input Channel 0 True of Port B in the HDMI Interface.
136 CGND Ground TVDD and CVDD Ground.
137 RXB_1− HDMI input Digital Input Channel 1 Complement of Port B in the HDMI Interface.
138 RXB_1+ HDMI input Digital Input Channel 1 True of Port B in the HDMI Interface.
139 TVDD Power Receiver Terminator Supply Voltage (3.3 V).
140 RXB_2− HDMI input Digital Input Channel 2 Complement of Port B in the HDMI Interface.
141 RXB_2+ HDMI input Digital Input Channel 2 True of Port B in the HDMI Interface.
142 HP_CTRLC Digital output Hot Plug Detect for Port C.
143 5V_DETC Digital input 5 V Detect Pin for Port C in the HDMI Interface.
144 DDCC_SDA Digital I/O HDCP Slave Serial Data Port C. DDCC_SDA is a 3.3 V input/output that is 5 V tolerant.
am Elect
iver Term Term
gital Input Chann put Chann
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nd DV DV
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a
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a
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a
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omplemen omplemen
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upply Voltage (3 upply Voltage
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ve Serial Data P Serial D
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Digital Input Cloc al Input C
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t A in the A in the
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DCB_SDA is a 3.3 V _SDA is a 3.3 V
DDCB_SCL is a 3.3 SCL is a 3.
Voltage (1.8 V). age (1.8 V)
lement of Port B in ment of Port B in
e of Port B in the HD e of Port B in the H
Supply Voltage (3.3 upply Voltage (
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erminator Supply V rminator Supply
t Channel 2 Co t Channel 2 Co
nnel 2 T nnel
Harman Kardon AVR 151 Service Manual
Page 74 of 131