8192-word X 8-bit Electrically Erasable and Programmable CMOS ROM
Hitachi Semiconductor
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C-MOS 256K (32768x8)-BIT EEPROM
—TOP VIEW—
10
HN58C256P-20(1/2) IL00
A14 A12 A7 A6 A5 A4 A3 A2 A1 A0
IN
1 2 3 4 5 6 7 8 9 10
VDD (+5V) 28 27 WE 26 A13 25 A8 24 A9 23 A11 22 OE 21 A10 20 CE
IN
9 8
A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14
IN
7
IN
IN
w
6 5 4
w
w
.D
a t a
e h S
11 12 13 15 16 17 18 19
4 t e
U
m o .