JVC KD-SX9350 Service Manual page 38

KD-SX9350,KD-SX990
QQ
4.11 LP61L1024S-12-X (IC653) : SRAM 3 7 63 1515 0
• Pin layout
NC
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O1
I/O2
I/O3
Vss
TE
L 13942296513
4.12 NJM4565M-WE (IC251) : CD L.P.F.
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1 32 V
DD
2 31 A15
3 CS2
30
4 29 WE
5 28 A13
6 A8
27
7 A9
26
8 25 A11
9 24 OE
10 A10
23
11 CS1
22
12 21 I/O8
13 I/O7
20
14 I/O6
19
15 18 I/O5
16 17 I/O4
1
A OUTPUT
A INPUT - 2
+
A INPUT
3
V -
4
x ao
y
. i
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8
• Block diagram
V
DD
Vss
A0
DECODER
A16
CS2
CS1
CONTROL
OE
WE
• Pin function
SYMBOL
A0 - A16 Address Input
I/O1 - I/O8 Data Input/Output
CS1, CS2 Chip Select Inputs
WE Write Enable Input
OE Output Enable Input
VDD Power Supply
Vss Ground
NC No Connection
Q Q
3 6 7 1 3
V +
8
7 B OUTPUT
6 B INPUT
5
B INPUT
u163
.
2 9 9 4 2 8
CORE
ARRAY
I/O1
DATA I/O
I/O8
DESCRIPTION
1 5 0 5 8 2 9 9 4
-
+
m
co
9 9
2 8 9 9