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HN58V256A Datasheet, PDF (2/25 Pages) Hitachi Semiconductor – 256k EEPROM (32-kword x 8-bit) Ready/Busy and RES function (HN58V257A)
HN58V256A Series, HN58V257A Series
Ordering Information
Type No.
HN58V256AFP-12
HN58V256AT-12
HN58V257AT-12
HN58V256AFP-12E
Access time
120 ns
120 ns
120 ns
120 ns
HN58V256AT-12E
120 ns
HN58V257AT-12E
120 ns
Package
400 mil 28-pin plastic SOP (FP-28D)
28-pin plastic TSOP (TFP-28DB)
32-pin plastic TSOP (TFP-32DA)
400 mil 28-pin plastic SOP (FP-28DV)
Lead Free
28-pin plastic TSOP (TFP-28DBV)
Lead Free
32-pin plastic TSOP (TFP-32DAV)
Lead Free
Pin Arrangement
HN58V256AFP Series
A14 1
A12 2
A7 3
A6 4
A5 5
A4 6
A3 7
A2 8
A1 9
A0 10
A2 15
28 VCC
A1 16
27 WE
26 A13
A0
I/O0
I/O1
17
18
19
25 A8
24 A9
I/O2 20
VSS 21
I/O3 22
23 A11 I/O4 23
22 OE
I/O5
I/O6
24
25
21 A10 I/O7 26
20 CE
CE 27
A10 28
19 I/O7
I/O0 11
18 I/O6
I/O1 12
17 I/O5
I/O2 13
16 I/O4
VSS 14
15 I/O3
A2 17
A1 18
A0 19
(Top view)
NC 20
I/O0 21
I/O1 22
I/O2 23
VSS 24
I/O3 25
I/O4 26
I/O5 27
I/O6 28
I/O7 29
NC 30
CE 31
A10 32
HN58V256AT Series
(Top view)
HN58V257AT Series
(Top view)
14 A3
13 A4
12 A5
11 A6
10 A7
9 A12
8 A14
7 VCC
6 WE
5 A13
4 A8
3 A9
2 A11
1 OE
16 A3
15 A4
14 A5
13 A6
12 A7
11 A12
10
9
A14
RDY/Busy
8 VCC
7 RES
6 WE
5 A13
4 A8
3 A9
2 A11
1 OE
Rev.5.00, Nov. 17.2003, page 2 of 22