參數(shù)資料
型號: 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)
文件頁數(shù): 5/17頁
文件大小: 88K
代理商: HN58S256AT-20
HN58S256A Series
Capacitance
(Ta = 25
°
C, f = 1 MHz)
Parameter
Symbol
Min
Typ
Max
Unit
Test conditions
Input capacitance*
1
Cin
6
pF
Vin = 0 V
Output capacitance*
1
Note:
1. This parameter is periodically sampled and not 100% tested.
Cout
12
pF
Vout = 0 V
AC Characteristics
(Ta = 0 to +70
°
C, V
CC
= 2.2 to 3.6 V)
Test Conditions
Input pulse levels: 0.4 V to 1.9 V (V
CC
2.7V), 0.4V to 2.4 V (V
CC
> 2.7 V)
Input rise and fall time:
5 ns
Input timing reference levels: 0.8, 1.8 V
Output load: 1TTL Gate +100 pF
Output reference levels: 1.1 V, 1.1 V (V
CC
2.7V),1.5 V, 1.5 V (V
CC
> 2.7 V)
Read Cycle
HN58S256A
-15
-20
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
Address to output delay
CE
to output delay
OE
to output delay
t
ACC
t
CE
t
OE
t
OH
t
DF
150
200
ns
150
200
ns
10
80
10
100
ns
Address to output hold
OE
(
CE
) high to output float*
1
0
0
ns
0
100
0
100
ns
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