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AT45DB642D Datasheet(PDF) 36 Page - ATMEL Corporation

Part # AT45DB642D
Description  64-megabit 2.7-volt Dual-interface DataFlash
PDF  58 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT45DB642D Datasheet(HTML) 36 Page - ATMEL Corporation

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36
3542K–DFLASH–04/09
AT45DB642D
Note:
Values are based on device characterization, not 100% tested in production.
19. Input Test Waveforms and Measurement Levels
tR, tF < 2 ns (10% to 90%)
Table 18-5.
AC Characteristics – Rapid8 8-bit Interface
Symbol
Parameter
Min
Typ
Max
Units
fSCK1
CLK Frequency
50
MHz
fCAR1
CLK Frequency for Continuous Array Read
50
MHz
tWH
CLK High Time
9
ns
tWL
CLK Low Time
9
ns
tCLKR
(1)
CLK Rise Time, Peak-to-Peak (Slew Rate)
0.1
V/ns
tCLKF
(1)
CLK Fall Time, Peak-to-Peak (Slew Rate)
0.1
V/ns
tCS
Minimum CS High Time
50
ns
tCSS
CS Setup Time
5
ns
tCSH
CS Hold Time
5
ns
tCSB
CS High to RDY/BUSY Low
100
ns
tSU
Data In Setup Time
2
ns
tH
Data In Hold Time
5
ns
tHO
Output Hold Time
0
ns
tDIS
Output Disable Time
12
ns
tV
Output Valid
12
ns
tWPE
WP Low to Protection Enabled
1µs
tWPD
WP High to Protection Disabled
1µs
tEDPD
CS High to Deep Power-down Mode
3
µs
tRDPD
CS High to Standby Mode
35
µs
tXFR
Page to Buffer Transfer Time
400
µs
tcomp
Page to Buffer Compare Time
400
µs
tEP
Page Erase and Programming Time (1,024/1,056 bytes)
17
40
ms
tP
Page Programming Time (1,024/1,056 bytes)
3
6
ms
tPE
Page Erase Time (1,024/1,056 bytes)
15
35
ms
tBE
Block Erase Time (8,192/8,448 bytes)
45
100
ms
tSE
Sector Erase Time (262,144/270,336 bytes)
1.6
5
s
tRST
RESET Pulse Width
10
µs
tREC
RESET Recovery Time
1µs
AC
DRIVING
LEVELS
AC
MEASUREMENT
LEVEL
0.45V
1.5V
2.4V



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