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參數(shù)資料
| 型號： | W55F20 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | PROM |
| 英文描述： | 4 Mbit Uniform Sector, Serial Flash Memory |
| 中文描述： | 2M X 1 FLASH 5V PROM, PDIP8 |
| 封裝： | DIP-8 |
| 文件頁數(shù)： | 3/7頁 |
| 文件大小： | 75K |
| 代理商： | W55F20 |
W55FXX
Publication Release Date: August 1996
- 3 -
Revision A2
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
CONDITION
RATED VALUE
UNIT
Operating Temp.
T
OPR
-
0 to +70
°
C
°
C
Storage Temp.
T
STG
-
-65 to +150
Power Supply
V
DD
V
SS
-
-0.3 to +7.0
V
Input DC Voltage
V
DC
All pins
-0.5 to V
DD
+1.0
V
Transient Voltage (< 20 nS)
V
TRAN
All pins
-1.0 to V
DD
+1.0
V
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of the
device.
DC CHARACTERISTICS
(V
DD
= 4.5V, V
SS
= 0V, T
A
= 25
°
C)
PARAMETER
SYMBOL
CONDITIONS
LIMITS
UNIT
MIN.
TYP.
MAX.
Operating voltage
V
DD
-
2.4
(Note)
4.5
5.5
V
Standby current
I
SB
All inputs = GND
DATA & EOP open
-
2
4
μ
A
Operating current
I
OP
In read mode
DATA & EOP open
F
OSC
= 1 MHz
-
5
10
mA
Input voltage
High
V
IH
All input pins
2.0
V
DD
V
Low
V
IL
-0.3
-
0.8
V
Output current
Sink
I
OL
V
OL
= 0.5V
2.5
5
-
mA
Drive
I
OH
V
OH
= 4.0V
-2.5
-5
-
mA
Input leakage current
of CTRL, MODE
I
LI1
V
IN
=
4.5V
-
-
4.5
μ
A
Input leakage current
of DATA
I
LI2
V
IN
= 0V
-
-
-4.5
μ
A
Note: For been working with W52900, the minimum operating voltage couldn't be less than 3.6 volt.
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