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参数资料
| 型号： | W27LE520 |
| 文件页数： | 7/16页 |
| 文件大小： | 104K |
| 代理商： | W27LE520 |
Advance Information W27LE520
Publication Release Date: 4/26/2000
- 7 -
Revision A1
DC PROGRAMMING CHARACTERISTICS
(V
DD
= 6.5V
±
0.25V, T
A
= 25
°
C
±
5
°
C)
PARAMETER
SYM.
CONDITIONS
LIMITS
TYP.
-
-
UNIT
MIN.
-10
-
MAX.
10
30
Input Load Current
V
DD
Program Current
I
LI
I
CP
V
IN
= V
IL
or V
IH
ALE = V
IH
,
OE
/V
PP
= V
PP
ALE = V
IH
,
OE
/V
PP
= V
PP
μ
A
mA
V
PP
Program Current
I
PP
-
-
30
mA
Input Low Voltage
Input High Voltage
Output Low Voltage (Verify)
Output High Voltage (Verify)
A9 Silicon I.D. Voltage
V
PP
Program Voltage
V
DD
Supply Voltage (Program)
V
IL
V
IH
V
OL
V
OH
V
HH
V
PP
V
DP
-
-
-0.3
2.4
-
2.4
11.5
12.75
6.25
-
-
-
-
0.8
V
V
V
V
V
V
V
V
DD
+0.5
0.45
-
12.5
13.25
6.75
I
OL
= 2.1 mA
I
OH
= -0.4 mA
V
DD
= 5V
±
10%
12.0
13.0
6.5
-
-
AC PROGRAMMING/ERASE CHARACTERISTICS
(V
DD
= 6.5V
±
0.25V, T
A
= 25
°
C
±
5
°
C)
PARAMETER
SYM.
LIMITS
TYP.
-
UNIT
MIN.
50
MAX.
-
OE
/V
PP
Pulse Rise Time
Address Latch Enable Width
ALE Program Pulse Width
ALE Erase Pulse Width
ALE Erase Pulse Width 1
ALE Erase Pulse Width 2
Latched Address Setup Time
Latched Address Hold Time
Address Setup Time
Address Hold Time
T
PRT
nS
T
ALE
T
PPW
T
EPW
T
EPW1
T
EPW2
T
LAS
T
LAH
T
AS
T
AH
T
OES
500
47.5
95
47.5
95
100
100
2.0
0
2.0
-
-
nS
μ
S
mS
μ
S
mS
nS
nS
μ
S
μ
S
μ
S
μ
S
μ
S
μ
S
nS
50
100
50
100
-
-
-
-
-
52.5
105
52.5
105
-
-
-
-
-
OE
/V
PP
Setup Time
OE
/V
PP
Hold Time
Data Setup Time
Data Hold Time
T
OEH
2.0
-
-
T
DS
T
DH
T
EOE
2.0
2.0
-
-
-
-
-
-
Data Valid from
OE
/V
PP
Low during Erase Verify
150
Data Valid from
OE
/V
PP
Low during Program Verify
T
POE
-
-
150
nS
OE
/V
PP
High to Output High Z
T
DFP
0
-
130
nS
OE
/V
PP
High Voltage Delay After ALE Low
T
VS
2.0
-
-
μ
S
μ
S
OE
/V
PP
Recovery Time
Note: V
DD
must be applied simultaneously or before V
PP
and removed simultaneously or after V
PP
.
T
VR
2.0
-
-
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