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W49F020-70 Datasheet(PDF) 10 Page - Winbond

Part # W49F020-70
Description  256K X 8 CMOS FLASH MEMORY
Download  21 Pages
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Manufacturer  WINBOND [Winbond]
Direct Link  http://www.winbond.com
Logo WINBOND - Winbond

W49F020-70 Datasheet(HTML) 10 Page - Winbond

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Preliminary W49F020
- 10 -
DC CHARACTERISTICS
Absolute Maximum Ratings
PARAMETER
RATING
UNIT
Power Supply Voltage to Vss Potential
-0.5 to +7.0
V
Operating Temperature
0 to +70
°C
Storage Temperature
-65 to +150
°C
D.C. Voltage on Any Pin to Ground Potential except OE
-0.5 to VDD +1.0
V
Transient Voltage (<20 nS ) on Any Pin to Ground Potential
-1.0 to VDD +1.0
V
Voltage on OE Pin to Ground Potential
-0.5 to 12.5
V
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability
of the device.
DC Operating Characteristics
(VDD = 5.0V
±10%, VSS = 0V, TA = 0 to 70° C)
PARAMETER
SYM.
TEST CONDITIONS
LIMITS
UNIT
MIN. TYP.
MAX.
Power Supply
Current
ICC
CE = OE = VIL, WE = VIH,
all DQs open
Address inputs = VIL/VIH, at f = 5 MHz
-
25
50
mA
Standby VDD
Current (TTL input)
ISB1
CE = VIH, all DQs open
Other inputs = VIL/VIH
-
2
3
mA
Standby VDD Current
(CMOS input)
ISB2
CE = VDD -0.3V, all DQs open
Other inputs = VDD -0.3V/GND
-
20
100
µA
Input Leakage
Current
ILI
VIN = GND to VDD
-
-
10
µA
Output Leakage
Current
ILO
VOUT = GND to VDD
-
-
10
µA
Input Low Voltage
VIL
-
-0.3
-
0.8
V
Input High Voltage
VIH
-
2.0
-
VDD +0.5
V
Output Low Voltage
VOL
IOL = 2.1 mA
-
-
0.45
V
Output High Voltage
VOH
IOH = -0.4 mA
2.4
-
-
V


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