AT45DB321D
Table 18-4. AC Characteristics – RapidS/Serial Interface
AT45DB321D
Typ
Symbol
fSCK
Parameter
Min
Max
66
Units
MHz
MHz
SCK Frequency
fCAR1
SCK Frequency for Continuous Array Read
66
SCK Frequency for Continuous Array Read
(Low Frequency)
fCAR2
33
MHz
tWH
tWL
SCK High Time
6.8
6.8
0.1
0.1
50
5
ns
ns
V/ns
V/ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
µs
µs
µs
µs
µs
ms
ms
ms
ms
s
SCK Low Time
(1)
tSCKR
SCK Rise Time, Peak-to-Peak (Slew Rate)
SCK Fall Time, Peak-to-Peak (Slew Rate)
Minimum CS High Time
(1)
tSCKF
tCS
tCSS
tCSH
tCSB
tSU
CS Setup Time
CS Hold Time
5
CS High to RDY/BUSY Low
Data In Setup Time
100
2
3
0
tH
Data In Hold Time
tHO
Output Hold Time
tDIS
tV
Output Disable Time
27
35
6
Output Valid
tWPE
tWPD
tEDPD
tRDPD
tXFR
tcomp
tEP
WP Low to Protection Enabled
WP High to Protection Disabled
CS High to Deep Power-down Mode
CS High to Standby Mode
Page to Buffer Transfer Time
Page to Buffer Compare Time
Page Erase and Programming Time (512/528 bytes)
Page Programming Time (512/528 bytes)
Page Erase Time (512/528 bytes)
Block Erase Time (4,096/4,224 bytes)
Chip Erase Time
1
1
3
35
200
200
40
6
17
3
tP
tPE
15
35
100
TBD
5
tBE
45
tCE
TBD
1.6
tSE
Sector Erase Time (262,144/270,336 bytes)
RESET Pulse Width
s
tRST
tREC
10
µs
µs
RESET Recovery Time
1
35
3597N–DFLASH–04/09
ATMEL [ ATMEL ]
