– 58 –
HT-CN400DVH/HT-CN400DVE/HT-CN500DVH/HT-CN500DVE
IC803 92LRCI7866-001: DVD Front End (LC78663NRW) (4/4)
Port Name
Pin No.
Input/Output
Function
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
157
MD1
Input/Output
DRAM data bus 1.
158
MD2
Input/Output
DRAM data bus 2.
159
MD3
Input/Output
DRAM data bus 3.
160
N.C.
—
No connect pin.
161
MD4
Input/Output
DRAM data bus 4.
162
MD5
Input/Output
DRAM data bus 5.
163
MD6
Input/Output
DRAM data bus 6.
164
MD7
Input/Output
DRAM data bus 7.
165
DVDD1
Input
I/O system power supply. (Digital 3.3 V)
166
DVSS
—
Digital system ground.
167
DEFECT1
Input/Output
Defect signal input.
168
DEFECT0
Output
Defect signal output.
169
RFP0
Input/Output
General -purpose RF I/O 0.
170
RFP1
Input/Output
General -purpose RF I/O 1.
171
RFP2
Input/Output
General -purpose RF I/O 2.
172
RFP3
Input/Output
General -purpose RF I/O 3.
173
TEST0
Input/Output
Tracking error signal I/O.
174
HFLI0
Input/Output
Mirror detection signal I/O.
175
DVDD0
Input
Internal logic system power supply. (Digital 2.5 V)
176
DVSS
—
Digital system ground.
DVDD0: 4 pins: Digital system 2.5 V power supply: Logic block
DVDD1: 4 pins: Digital system 3.3 V power supply: I/O pin power supply
DVDD2: 1 pins: Digital system 3.3 V power supply: Oscillator circuit power supply
AVDD1: 1 pins: Analog system 3.3 V power supply: A/D and D/A converters, SLC
AVDD2: 1 pins: Analog system 3.3 V power supply: EFM PLL and JV
AVDD3: 1 pins: Analog system 2.5 V power supply: System PLL
DVSS: 12 pins: Digital system ground
AVSS: 3 pins: Analog system ground
