Pioneer avic-d1 Service Manual page 243

5
ADC12H034CIMSAS1
VD+ DOR CCLK
24 23 22
Address Latch and Decoder
Analog
Input
Multiplexer
1 2 3
CH0 CH1 CH2
* PD6519A
A15 1
A14
2
A13
3
A12
4
A11
5
LOW VCC
A10
6
DETECT
CIRCUIT
A9
7
A8
8
N.C.
9
N.C.
10
CONTROL
WE
11
CIRCUIT
(COMMAND
RESET
12
REGISTER)
N.C.
13
N.C.
14
RY/BY
15
N.C. 16
A17
17
A7 18
RY/BY
BUFFER
A6
19
A5
20
A4
21
A3 22
A2
23
A1 24
5
6
SCLK DI DO CS CONV
21 20 19 18
Control Timing
+Main DAC
-Main DAC
4 5 6 7
CH3 COM MUX A/DIN1 MUX
OUT1 OUT2
A-1
DECODER
ADDRESS
LATCH
STB
DECODER
WRITE ERASE
CIRCUIT CIRCUIT
WRITE/ERASE
PULSE TIMER
AVIC-D1/UC
6
7
EOC PD AGND VA+
17 16 15 14 13
Output Select
Logic and Buffer
Output Shift Register
SAR
ALU RAM
-Correction
DAC
+Correction
DAC
8 9 10 11 12
A/DIN2 VREF- VREF+ DGND
4,194,304
X
CELL
MATRIX
Y
YGATE
DATA
LATCH
STB
CHIP ENABLE
OUTPUT ENABLE
CIRCUIT
7
8
48 A16
47 BYTE
46 V
SS
45 DQ15/A-1
44 DQ7
43 DQ14
42 DQ6
41 DQ13
40 DQ5
39 DQ12
38 DQ4
37 V
CC
36 DQ11
35 DQ3
34 DQ10
33 DQ2
32 DQ9
31 DQ1
30 DQ8
29 DQ0
28 OE
27 V
SS
26 CE
25 A0
8
A
B
C
D
E
F
243