CY14B256L-ZS25XI データシートの表示（PDF） - Cypress Semiconductor
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CY14B256L-ZS25XI Datasheet PDF : 22 Pages
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CY14B256LA
Pinouts
Figure 1. Pin Diagram – 44-pin TSOP II / 48-pin SSOP
NC
NC[5]
A0
A1
A2
A3
A4
CE
DQ0
DQ1
VCC
VSS
DQ2
DQ3
WE
A5
A6
A7
A8
A9
NC
NC
1
44
2
43
3
42
4
41
5
40
6
39
7
38
8
37
9 44-pin TSOP II 36
10
35
11
(x 8)
12
13
Top View
(not to scale)
34
33
32
14
31
15
30
16
29
17
28
18
27
19
26
20
25
21
24
22
23
HSB
NC
NNCC[[43]]
NC[2]
NC [1]
NC [1]
OE
DQ7
DQ6
VSS
VCC
DQ5
DQ4
VCAP
A14
A13
A12
A11
A10
NC
NC
VCAP 1
48
NC 2
47
A14 3
46
A12 4
45
A7 5
44
A6 6
43
A5 7
42
NC 8
41
A4
NC
9
10
40
48-pin SSOP 39
NC
NC
VSS
NC
11
12
13
14
(x 8)
Top View
(not to scale)
38
37
36
35
NC 15
34
DQ0 16
33
A3 17
32
A2 18
31
A1 19
30
A0 20
29
DQ1 21
28
DQ2 22
27
NC 23
26
NC 24
25
VCC
NC
HSB
WE
A13
A8
A9
NC
A11
NC
NC
NC
VSS
NC
NC
DQ6
OE
A10
CE
DQ7
DQ5
DQ4
DQ3
VCC
Figure 2. Pin Diagram – 32-pin SOIC
VCAP
A14
A12
A7
A6
A5
A4
A3
NC
A2
A1
A0
DQ0
DQ1
DQ2
VSS
1
32
2
31
3
30
4
29
5
28
6
32 - SOIC 27
7
26
8
9
(x8)
Top View
(not to scale)
25
24
10
23
11
22
12
21
13
20
14
19
15
18
16
17
VCC
HSB
WE
A13
A8
A9
A11
OE
NC
A10
CE
DQ7
DQ6
DQ5
DQ4
DQ3
Notes
1. Address expansion for 1-Mbit. NC pin not connected to die.
2. Address expansion for 2-Mbit. NC pin not connected to die.
3. Address expansion for 4-Mbit. NC pin not connected to die.
4. Address expansion for 8-Mbit. NC pin not connected to die.
5. Address expansion for 16-Mbit. NC pin not connected to die.
Document Number: 001-54707 Rev. *I
Page 3 of 22
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