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QQ
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IC BLOCK DIAGRAM/ TERMINAL DESCRIPTION
Q8612 : M5M5V108DKV-70H (131072 x 8 Bit CMOS STATIC RAM)
PIN CONFIGURATION
BLOCK DIAGRAM
A3
9
A2
10
A5
7
A6
6
TE
L 13942296513
A7
5
A12
4
3
A14
2
A16
A15
31
ADDRESS
INPUTS
A12
28
A8
27
A9
26
A11
25
A4
8
A1
11
A0
12
A10
23
www
.
http://www.xiaoyu163.com
32
31
30
29
28
27 26
1
2
3
4
5
6
7
17
18
131072 WORDS
15
x 8 BITS
14
(512 ROWS x
128 COLUMNS x
13
16BLOCKS)
12
11
10
7
4
3
GENERATOR
2
1
16
19
20
31
x
ao
y
i
http://www.xiaoyu163.com
8
25 24 23 22 21 20 19 18
8
9
10 11 12 13 14 15
Q Q
3
6 7
1 3
CLOCK
u163
.
2 9
9 4
2 8
17
16
21
13
DQ1
22
14
DQ2
23
15
DQ3
DATA
25
17
DQ4
1 5
0 5
8
2 9
9 4
INPUT/
26
18
DQ5
OUTPUTS
27
19
DQ6
28
20
DQ7
29
21
DQ8
WRITE
5
29
W
CONTROL
INPUT
CHIP
30
22
S1
SELECT
6
30
INPUTS
S2
OUTPUT
32
24
CE
ENABLE
INPUT
Vcc
8
32
GND
16
24
(0V)
m
co
PDR-155
9 9
2 8
9 9
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