CY14B256LA-ZS45XI CYPRESS [Cypress Semiconductor], CY14B256LA-ZS45XI Datasheet - Page 3

• Manufacturer Part Number: CY14B256LA-ZS45XI
• Description: 256 Kbit (32K x 8) nvSRAM
• Manufacturer: CYPRESS [Cypress Semiconductor]

Pinouts
Document Number: 001-54707 Rev. *B
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.
NC
DQ
DQ
DQ
DQ
V
NC
NC
V
WE
NC
CE
A
A
A
CC
SS
A
A
A
A
A
A
A
[5]
8
9
7
5
6
0
1
0
1
2
3
2
3
4
10
13
14
16
17
18
19
1
2
3
4
5
6
7
8
9
11
12
15
20
21
22
( not to scale )
44 - TSOP II
Top View
(x8)
Figure 1. Pin Diagram - 44 Pin TSOP II/48 Pin SSOP
44
43
42
39
38
37
36
35
33
28
25
24
23
41
40
34
32
31
30
29
27
26
Figure 2. Pin Diagram - 32-Pin SOIC
HSB
OE
NC
DQ
DQ
V
A
NC
NC
NC
NC
V
DQ
DQ
V
A
A
A
NC
A
NC
NC
SS
14
CC
CAP
13
12
11
10
[4]
[3]
[2]
7
6
4
5
[1]
[1]
(
not to scale )
32 - SOIC
Top View
(x8)
V
DQ0
DQ2
V
DQ1
CAP
NC
NC
NC
NC
NC
NC
A
NC
A
NC
NC
SS
A
A
A
A
A
A
A
A
14
12
7
6
5
4
3
2
0
1
13
14
16
17
18
19
1
5
6
7
8
9
10
11
12
15
20
2
3
4
21
22
24
23
( not to scale )
48 - SSOP
Top View
(x8)
44
42
39
38
37
36
35
33
28
48
47
46
45
43
41
40
34
32
31
30
29
27
26
25
NC
DQ7
DQ5
DQ4
CE
V
NC
HSB
WE
A
A
A
NC
NC
NC
A
DQ3
V
NC
V
NC
DQ6
OE
A
CC
CC
13
8
9
SS
10
11
CY14B256LA
Page 3
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