參數(shù)資料
型號(hào): HN58S256AT-20
廠商: Hitachi,Ltd.
英文描述: 256 k EEPROM (32-kword x 8-bit)
中文描述: 256畝的EEPROM(32 KWord的× 8位)
文件頁(yè)數(shù): 3/17頁(yè)
文件大?。?/td> 88K
代理商: HN58S256AT-20
HN58S256A Series
Block Diagram
V
V
OE
CE
WE
A5
A0
to
A6
to
A14
CC
SS
I/O0
I/O7
High voltage generator
Control logic and timing
Y decoder
X decoder
Address
buffer and
latch
I/O buffer
and
input latch
Y gating
Memory array
Data latch
to
Operation Table
Operation
CE
OE
WE
I/O
Read
V
IL
V
IH
V
IL
V
IL
×
×
V
IL
×
*
2
V
IH
×
Dout
Standby
High-Z
Write
V
IH
V
IH
×
V
IL
V
IH
V
IH
×
Din
Deselect
High-Z
Write inhibit
V
IL
V
IL
Data
polling
Notes: 1. Refer to the recommended DC operating condition.
2.
×
= Don’t care
V
IL
V
IH
Data out (I/O7)
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PDF描述
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