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AT45DB021B Arkusz danych(PDF) 13 Page - ATMEL Corporation

Numer części AT45DB021B
Szczegółowy opis  2-megabit 2.7-volt Only DataFlash
PDF  33 Pages
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Producent  ATMEL [ATMEL Corporation]
Strona internetowa  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT45DB021B Arkusz danych(HTML) 13 Page - ATMEL Corporation

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AT45DB021B
1937F–DFLSH–10/02
AC Characteristics
Symbol
Parameter
Min
Max
Units
fSCK
SCK Frequency
20
MHz
fCAR
SCK Frequency for Continuous Array Read
20
MHz
t
WH
SCK High Time
22
ns
t
WL
SCK Low Time
22
ns
t
CS
Minimum CS High Time
250
ns
tCSS
CS Setup Time
250
ns
tCSH
CS Hold Time
250
ns
tCSB
CS High to RDY/BUSY Low
200
ns
t
SU
Data In Setup Time
5
ns
t
H
Data In Hold Time
10
ns
t
HO
Output Hold Time
0
ns
tDIS
Output Disable Time
18
ns
tV
Output Valid
20
ns
tXFR
Page to Buffer Transfer/Compare Time
250
µs
t
EP
Page Erase and Programming Time
20
ms
t
P
Page Programming Time
14
ms
t
PE
Page Erase Time
8ms
tBE
Block Erase Time
12
ms
tRST
RESET Pulse Width
10
µs
tREC
RESET Recovery Time
1
µs



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