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W29C022 데이터 시트보기 (PDF) - Winbond
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W29C022
256K x 8 CMOS FLASH MEMORY
Winbond
W29C022 Datasheet PDF : 20 Pages
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W29C022
PIN CONFIGURATIONS
BLOCK DIAGRAM
NC
1
A16
2
A15
3
A12
4
A7
5
A6
6
A5
7
A4
8
A3
9
A2
10
A1
11
A0
12
DQ0
13
DQ1
14
DQ2
15
Vss
16
32-pin
DIP
32
V
DD
31
#WE
30
A17
29
A14
28
A13
27
A8
26
A9
25
A11
24
#OE
23
A10
22
#CE
21
DQ7
20
DQ6
19
DQ5
18
DQ4
17
DQ3
AAA
V#A
1 1 1N DW 1
2 5 6CDE 7
4 3 2 1 32 31 30
A7
5
29
A14
A6
6
28
A13
A5
7
A4
8
A3
9
32-pin
PLCC
27
A8
26
A9
25
A11
A2
10
24
#OE
A1
11
23
A10
A0
12
22 #CE
DQ0
13
21
DQ7
14 15 16 17 18 19 20
D
Q
1
D
Q
2
V
ss
D
Q
3
D
Q
4
D
Q
5
D
Q
6
A11
1
A9
2
A8
3
A13
4
A14
5
A17
6
#WE
7
V
DD
8
NC
9
A16
10
A15
11
A12
12
A7
13
A6
14
A5
15
A4
16
32-pin
TSOP
V
DD
V
SS
#CE
#OE
#WE
CONTROL
A0
.
.
DECODER
.
A17
OUTPUT
BUFFER
DQ0
.
.
DQ7
8K Byte Boot Block (Optional)
CORE
ARRAY
8K Byte Boot Block (Optional)
32
#OE
31
A10
30
#CE
29
DQ7
28
DQ6
27
DQ5
26
DQ4
25
DQ3
24
Vss
23
DQ2
22
DQ1
21
DQ0
20
A0
19
A1
18
A2
17
A
3
PIN DESCRIPTION
SYMBOL
A0
−
A17
DQ0
−
DQ7
#CE
#OE
#WE
V
DD
Vss
NC
PIN NAME
Address Inputs
Data Inputs/Outputs
Chip Enable
Output Enable
Write Enable
Power Supply
Ground
No Connection
-2-
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