JVC RX-9010VBK Service Manual page 27

Audio/video control receiver
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PQ3DZ53 (IC583) : Regulator IC
DC INPUT(Vin)
TC74HC4053AF (IC388, IC389) : MULTIPLEXER
1Y
1
16
0Y
2
15
IZ
3
14
Z-COM
4
13
0Z
5
12
INH
6
11
V
7
10
EE
GND
8
9
W24L010AJ-12 (IC511) : CMOS STATIC RAM
1. Pin layout
1
NC
2
A16
3
A14
4
A12
5
A7
6
A6
7
A5
8
A4
9
A3
10
A2
11
A1
12
A0
13
I/O1
14
I/O2
15
I/O3
16
Vss
A11
1
A9
2
3
A8
4
A13
5
WE
CS2
6
A15
7
32-pin
VDD
8
TSOP
NC
9
A16
10
A14
11
A12
12
A7
13
A6
14
A5
15
16
A4
1
CUSTOM IC
5
GND
CONTROL INPUTS
Vcc
INHIBIT
Y-COM
L
X-COM
L
1X
L
0X
L
A
L
B
L
C
L
L
H
X: Don't Care.
V
32
DD
31
A15
CS2
30
29
WE
A13
28
27
A8
A9
26
25
A11
OE
24
A10
23
22
CS1
I/O8
21
20
I/O7
I/O6
19
18
I/O5
I/O4
17
32
OE
31
A10
30
CS1
29
I/O8
28
I/O7
27
I/O6
26
I/O5
25
I/O4
24
Vss
23
DO3
22
DO2
21
DO1
19
A0
18
A1
17
A2
16
A3
3
DC OUTPUT(Vo)
2
ON/OFF CONTROL(Vc)
C
B
A
L
L
K
L
L
H
L
H
K
L
H
H
H
L
K
H
L
H
H
H
K
H
H
H
X
X
X
2. Block diaglam
V
DD
Vss
A0
DECODER
A16
CS2
CS1
CONTROL
OE
WE
3. Pin function
SYMBOL
DESCRIPTION
A0 - A16
Address Input
I/O1 - I/O8
Data Input/Output
CS1, CS2
Chip Select Inputs
WE
Write Enable Input
OE
Output Enable Input
V
Power Supply
DD
Vss
Ground
NC
No Connection
CORE
ARRAY
I/O1
DATA I/O
I/O8
RX-9010VBK
1-27

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