HM628512B Hitachi Semiconductor, HM628512B Datasheet - Page 3

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HM628512B

Manufacturer Part Number
HM628512B
Description
4 M SRAM (512-kword x 8-bit)
Manufacturer
Hitachi Semiconductor
Datasheet

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Pin Arrangement
Pin Description
Pin name
A0 to A18
I/O0 to I/O7
CS
OE
WE
V
V
CC
SS
I/O0
I/O1
I/O2
A18
A16
A14
A12
V
A7
A6
A5
A4
A3
A2
A1
A0
SS
HM628512BLP Series
HM628512BLFP Series
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
(Top view)
Function
Address input
Data input/output
Chip select
Output enable
Write enable
Power supply
Ground
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
V
A15
A17
WE
A13
A8
A9
A11
OE
A10
CS
I/O7
I/O6
I/O5
I/O4
I/O3
CC
A18
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O0
I/O1
I/O2
V
V
A15
A17
WE
A13
A8
A9
A11
OE
A10
CS
I/O7
I/O6
I/O5
I/O4
I/O3
SS
CC
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
HM628512BLRR Series
HM628512BLTT Series
(Top view)
(Top view)
HM628512B Series
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
V
A15
A17
WE
A13
A8
A9
A11
OE
A10
CS
I/O7
I/O6
I/O5
I/O4
I/O3
A18
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O0
I/O1
I/O2
V
CC
SS
3

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