參數(shù)資料
型號(hào): HN58C256AT-10
廠商: Hitachi,Ltd.
英文描述: 256k EEPROM (32-kword x 8-bit) Ready/Busy and RES function (HN58C257A)
中文描述: 256k的EEPROM(32 KWord的× 8位)就緒/忙和RES功能(HN58C257A)
文件頁數(shù): 6/25頁
文件大?。?/td> 126K
代理商: HN58C256AT-10
HN58C256A Series, HN58C257A Series
6
AC Characteristics
(Ta = 0 to +70°C, V
CC
= 5 V±10%)
Test Conditions
Input pulse levels: 0.4 V to 3.0 V
0 V to V
CC
(
RES
pin*
2
)
Input rise and fall time:
5 ns
Input timing reference levels: 0.8, 2.0 V
Output load: 1TTL Gate +100 pF
Output reference levels: 1.5 V, 1.5 V
Read Cycle
HN58C256A/HN58C257A
-85
-10
Parameter
Symbol Min
Max
Min
Max
Unit
Test conditions
CE
=
OE
= V
IL
,
WE
= V
IH
OE
= V
IL
,
WE
= V
IH
CE
= V
IL
,
WE
= V
IH
CE
=
OE
= V
IL
,
WE
= V
IH
CE
= V
IL
,
WE
= V
IH
CE
=
OE
= V
IL
,
WE
= V
IH
CE
=
OE
= V
IL
,
WE
= V
IH
Address to output delay
t
ACC
85
100
ns
CE
to output delay
OE
to output delay
t
CE
t
OE
t
OH
85
100
ns
10
40
10
50
ns
Address to output hold
0
0
ns
OE
(
CE
) high to output float*
1
RES
low to output float*
1, 2
t
DF
t
DFR
0
40
0
40
ns
0
350
0
350
ns
RES
to output delay*
2
t
RR
0
450
0
450
ns
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