HN58V256AT-12 HITACHI [Hitachi Semiconductor], HN58V256AT-12 Datasheet - Page 2
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HN58V256AT-12
Manufacturer Part Number
HN58V256AT-12
Description
256k EEPROM (32-kword x 8-bit) Ready/Busy and RES function (HN58V257A)
Manufacturer
HITACHI [Hitachi Semiconductor]
Datasheet
1.HN58V256AT-12.pdf
(24 pages)
HN58V256A Series, HN58V257A Series
Ordering Information
Type No.
HN58V256AFP-12
HN58V256AT-12
HN58V257AT-12
Pin Arrangement
2
I/O0
I/O1
I/O2
A14
A12
V
A7
A6
A5
A4
A3
A2
A1
A0
SS
HN58V256AFP Series
1
2
3
4
5
6
7
8
9
10
11
12
13
14
(Top view)
28
27
26
25
24
23
22
21
20
19
18
17
16
15
Access time
120 ns
120 ns
120 ns
V
WE
A13
A8
A9
A11
OE
A10
CE
I/O7
I/O6
I/O5
I/O4
I/O3
CC
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
A10
A10
V
V
NC
NC
CE
CE
A2
A1
A0
A2
A1
A0
SS
SS
15
16
17
18
19
20
21
22
23
24
25
26
27
28
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
Package
400 mil 28-pin plastic SOP (FP-28D)
28-pin plastic TSOP (TFP-28DB)
8
14 mm
HN58V256AT Series
HN58V257AT Series
2
(Top view)
(Top view)
32-pin plastic TSOP (TFP-32DA)
14
13
12
11
10
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
9
8
7
6
5
4
3
2
1
A3
A4
A5
A6
A7
A12
A14
V
WE
A13
A8
A9
A11
OE
A3
A4
A5
A6
A7
A12
A14
RDY/Busy
V
RES
WE
A13
A8
A9
A11
OE
CC
CC