W49F002U-12B

Manufacturer Part NumberW49F002U-12B
ManufacturerWinbond Electronics
W49F002U-12B datasheet
 


Specifications of W49F002U-12B

Density2MbAccess Time (max)120ns
Interface TypeParallelBoot TypeTop
Address Bus18bOperating Supply Voltage (typ)5V
Operating Temp Range0C to 70CPackage TypePDIP
Program/erase Volt (typ)5VSync/asyncAsynchronous
Operating Temperature ClassificationCommercialOperating Supply Voltage (min)4.5V
Operating Supply Voltage (max)5.5VWord Size8b
Number Of Words256KSupply Current50mA
MountingThrough HolePin Count32
Lead Free Status / Rohs StatusNot Compliant  
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AC Characteristics, continued
Data Polling and Toggle Bit Timing Parameters
PARAMETER
#OE to Data Polling Output Delay
#CE to Data Polling Output Delay
#OE to Toggle Bit Output Delay
#CE to Toggle Bit Output Delay
Reset Timing Parameters
PARAMETER
V
stable to Reset Active
DD
Reset Pulse Width
Reset Active to Output Float
Reset Inactive to Input Active
SYM.
W49F002U-70
W49F002U-90
MIN.
MAX.
MIN.
T
-
35
-
OEP
T
-
70
-
CEP
T
-
35
-
OET
T
-
70
-
CET
SYMBOL
MIN.
T
1
PRST
T
500
RSTP
T
-
RSTF
T
1
RST
Publication Release Date: February 21, 2002
- 17 -
W49F002U
W49F002U-120
UNIT
MAX.
MIN.
MAX.
40
-
50
nS
90
-
120
nS
40
-
50
nS
90
-
120
nS
TYP.
MAX.
UNIT
-
-
mS
-
-
nS
-
50
nS
-
-
S
Revision A6