JVC RX-7030VBK Service Manual page 25

4.9 IC63LV102410K-X (IC512,IC513,IC514) : CMOS SRAM
• Pin layout
A0
1
A1 2
A2 3
A3 4
CE 5
I/O0 6
I/O1 7
Vcc 8
GND 9
I/O2 10
I/O3 11
WE 12
A4 13
A5 14
A6
15
A7 16
• Block diagram
A0-A16
DECODER
VCC
GND
I/O
I/O0-I/O7
DATA
CIRCUIT
CE
CONTROL
OE
CIRCUIT
WE
32 A16
31 A15
30 A14
29 A13
28 OE
27 I/O7
26 I/O6
25 GND
24 Vcc
I/O5
23
22 I/O4
21 A12
20 A11
19 A10
18 A9
17 A8
128K X 8
MEMORY ARRAY
COLUMN I/O
• Pin function
Symbol
A0-A16 Address Input
CE Chip Enable Input
OE Output Enable Input
WE Write Enable Input
I/O1-I/O7 Bidirectional Ports
Vcc Power
GND Ground
Function
(No.22058)1-25