Read Sony CDX-MP450X Service Manual online
18
CDX-MP450X
Pin No.
Pin Name
I/O
Pin Description
146
VSS
—
Ground
147
RESERVED
I
Fixed at L in this set.
148
VDATA3
O
Video data bus 3 output (Not used in this set)
149
VDD
—
Power supply pin (+3.3 V)
150
VDATA4
O
Video data bus 4 output (Not used in this set)
151
VSS
—
Ground
152
VDATA5
O
Video data bus 5 output (Not used in this set)
153
RESERVED
I
Fixed at L in this set.
154, 155
VDATA6, 7
O
Video data bus 6 and 7 output (Not used in this set)
156
RESERVED
I
Fixed at L in this set.
157
HSYNC
I/O
Horizontal sync input/output (Not used in this set)
158
VSYNC
I/O
Vertical sync input/output (Not used in this set)
159
NC
O
Not used. (Open)
160
VDD
—
Power supply pin (+3.3 V)
161
NC
O
Not used. (Open)
162
VSS
—
Ground
163
DA-DATA1
O
Serial audio samples relative to DA-BCK clock.
164
DA-DATA2
O
Serial audio samples relative to DA-BCK clock. (Not used in this set)
165
NC
—
Not used. (Open)
166
DA-LRCK
O
PCM left-right clock output
167
DA-BCK
O
PCM bit clock output
168
VDD2.5
—
Power supply pin (+2.5 V)
169
DA-XCK
O
Audio external frequency clock output
170
VSS
—
Ground
171
DAI-DATA
I
PCM input data, two channels. (Not used in this set)
172
DAI-LRCK
I
PCM input left-right clock (Not used in this set)
173
DAI-BCK
I
PCM input bit clock (Not used in this set)
174
RESERVED
I
Fixed at L in this set.
175
VDD
—
Power supply pin (+3.3 V)
176
A-VDD
—
Analog power supply pin (+3.3 V)
177
VCLK
I
Video clock input
178
SYSCLK
I
system clock input
179
A-VSS
—
Analog ground
180
CD-DATA
I
Serial CD data input
181
VDD
—
Power supply pin (+3.3 V)
182
CD-LRCK
I
Programmable polarity 16-bit word synchronization to the decoder (right channel HIGH).
183
VSS
—
Ground
184
CD-BCK
I
CD bit clock input
185
CD-C2PO
I
Asserted HIGH indicated a corrupted byte.
186 – 190
RESERVED
I
Fixed at L in this set.
191
NC
O
Not used. (Open)
192
RESERVED
I
Fixed at L in this set.
193
VDD
—
Power supply pin (+3.3 V)
194
NC
O
Not used. (Open)
195
VSS
—
Ground
196
VSS1
—
Ground
197
VDD2.5
—
Power supply pin (+2.5 V)
198
VSS1
—
Ground
199
VSS
—
Ground
200
VSS1
—
Ground
201
HOST8SEL
I
Host select input
202 – 204
HADDR0 – 2
I
Host address bus 0 – 2 input
205
DTACKSEL
I
Data acknowledge select input
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