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AT49F040A Datasheet(PDF) 9 Page - ATMEL Corporation

Part No. AT49F040A
Description  4-megabit (512K x 8) 5-volt Only Flash Memory
Download  16 Pages
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Maker  ATMEL [ATMEL Corporation]
Homepage  http://www.atmel.com
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AT49F040A Datasheet(HTML) 9 Page - ATMEL Corporation

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9
AT49F040A
3359B–FLASH–10/04
AC Byte Load Waveforms
WE Controlled
CE Controlled
AC Byte Load Characteristics
Symbol
Parameter
Min
Max
Units
t
AS, tOES
Address, OE Set-up Time
0
ns
t
AH
Address Hold Time
25
ns
tCS
Chip Select Set-up Time
0
ns
t
CH
Chip Select Hold Time
0
ns
t
WP
Write Pulse Width (WE or CE)
20
ns
tDS
Data Set-up Time
20
ns
t
DH, tOEH
Data, OE Hold Time
0
ns
t
WPH
Write Pulse Width High
20
ns
tDH
tDS
tAS
tAH
tWP
CE
ADDRESS
DATA IN
OE
tOES
tOEH
WE
tCS
tCH
tWPH
tDH
tDS
tAS
tAH
tWP
WE
ADDRESS
DATA IN
OE
tOES
tOEH
CE
tCS
tCH
tWPH


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