參數(shù)資料
型號: AT27LV256A
廠商: Atmel Corp.
英文描述: 32K x 8 Low-voltage OTP EPROM(32K x 8低電壓一次可編程EPROM)
中文描述: 32K的× 8低壓檢察官辦公室存儲器(32K的× 8低電壓一次可編程存儲器)
文件頁數(shù): 4/12頁
文件大小: 284K
代理商: AT27LV256A
AT27LV256A
4
Notes:
1. V
CC
must be applied simultaneously with or before V
PP
, and removed simultaneously with or after V
PP
.
2. V
PP
may be connected directly to V
CC
, except during programming. The supply current would then be the sum of I
CC
and I
PP
.
DC and AC Operating Conditions for Read Operation
AT27LV256A
-55
-70
-90
-12
-15
Operating Temperature
(Case)
Com.
0
°
C - 70
°
C
0
°
C - 70
°
C
0
°
C - 70
°
C
0
°
C - 70
°
C
0
°
C - 70
°
C
Ind.
-40
°
C - 85
°
C
-40
°
C - 85
°
C
-40
°
C - 85
°
C
-40
°
C - 85
°
C
-40
°
C - 85
°
C
V
CC
Power Supply
3.0V to 3.6V
3.0V to 3.6V
3.0V to 3.6V
3.0V to 3.6V
3.0V to 3.6V
5V
±
10%
5V
±
10%
5V
±
10%
5V
±
10%
5V
±
10%
DC and Operating Characteristics for Read Operation
Symbol
Parameter
Condition
Min
Max
Units
V
CC
= 3.0V to 3.6V
I
LI
Input Load Current
V
IN
= 0V to V
CC
±
1
μ
A
I
LO
Output Leakage Current
V
OUT
= 0V to V
CC
±
5
μ
A
I
PP1
(2)
V
PP
(1)
Read/Standby Current
V
PP
= V
CC
10
μ
A
I
SB
V
CC
(1)
Standby Current
I
SB1
(CMOS), CE = V
CC
=
±
0.3V
20
μ
A
I
SB2
(TTL), CE = 2.0 to V
CC
+ 0.5V
100
μ
A
I
CC
V
CC
Active Current
f = 5 MHz, I
OUT
= 0 mA, CE = V
IL
8
mA
V
IL
Input Low Voltage
-0.6
0.8
V
V
IH
Input High Voltage
2.0
V
CC
+ 0.5
V
V
OL
Output Low Voltage
I
OL
= 2.0 mA
0.4
V
V
OH
Output High Voltage
I
OH
= -2.0
=
mA
2.4
V
V
CC
= 4.5V to 5.5V
I
LI
Input Load Current
V
IN
= 0V to V
CC
±
1
μ
A
I
LO
Output Leakage Current
V
OUT
= 0V to V
CC
±
5
μ
A
I
PP1
(2)
V
PP
(1)
Read/Standby Current
V
PP
= V
CC
I
SB1
(CMOS), CE = V
CC
±
0.3V
10
μ
A
I
SB
V
CC
(1)
Standby Current
100
μ
A
I
SB2
(TTL), CE = 2.0 to V
CC
+ 0.5V
1
mA
I
CC
V
CC
Active Current
f = 5 MHz, I
OUT
= 0 mA, CE = V
IL
20
mA
V
IL
Input Low Voltage
-0.6
0.8
V
V
IH
Input High Voltage
2.0
V
CC
+ 0.5
V
V
OL
Output Low Voltage
I
OL
= 2.1 mA
I
OH
= -400
μ
A
0.4
V
V
OH
Output High Voltage
2.4
V
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