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AT45DB021D Datasheet(PDF) 43 Page - ATMEL Corporation

Part # AT45DB021D
Description  2-megabit 2.7-volt Minimum DataFlash
Download  54 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT45DB021D Datasheet(HTML) 43 Page - ATMEL Corporation

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43
3638I–DFLASH–04/09
AT45DB021D
24.3 Continuous Array Read (Low Frequency: Opcode 03H)
24.4 Main Memory Page Read (Opcode: D2H)
24.5 Buffer Read (Opcode D4H)
SCK
CS
SI
SO
MSB
MSB
23
1
0
00000011
67
5
410 11
9
812
37 38
33
36
35
34
31 32
29 30
39 40
OPCODE
AAAA
AAA
AA
MSB
MSB
DDDDDDDD
D
D
ADDRESS BITS A17-A0
DATA BYTE 1
HIGH-IMPEDANCE
SCK
CS
SI
SO
MSB
MSB
23
1
0
11010010
67
5
410 11
9
812
63
66 67
65
64
62
33 34
31 32
29 30
68
71 72
70
69
OPCODE
AAAA
A
AA
AA
MSB
XXXX
XX
MSB
MSB
DDDDDDDD
D
D
ADDRESS BITS
32 DON'T CARE BITS
DATA BYTE 1
HIGH-IMPEDANCE
SCK
CS
SI
SO
MSB
MSB
23
1
0
11010100
67
5
410 11
9
812
39
42 43
41
40
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33
36
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47 48
46
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OPCODE
XXXX
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MSB
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MSB
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DDDDDDDD
D
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ADDRESS BITS
BINARY PAGE SIZE = 16 DON'T CARE + BFA7-BFA0
STANDARD DATAFLASH PAGE SIZE =
15 DON'T CARE + BFA8-BFA0
DON'T CARE
DATA BYTE 1
HIGH-IMPEDANCE


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