AT49F1024A-55VC Просмотр технического описания (PDF) - Atmel Corporation
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AT49F1024A-55VC Datasheet PDF : 14 Pages
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Program Cycle Characteristics
Symbol
tBP
tAS
tAH
tDS
tDH
tWP
tWPH
tEC
Parameter
Word Programming Time
Address Setup Time
Address Hold Time
Data Setup Time
Data Hold Time
Write Pulse Width
Write Pulse Width High
Erase Cycle Time
Program Cycle Waveforms
AT49F1024A
Min
Typ
Max
Units
10
50
µs
0
ns
50
ns
50
ns
0
ns
50
ns
40
ns
1.5
3
seconds
A0-A15
Main Memory or Chip Erase Cycle Waveforms
OE
CE
WE
tAS
t WP
t AH
t DH
t WPH
A0-A15
555
AAA
t DS
555
555
AAA
555
t EC
DATA
AA
55
80
AA
55
NOTE 2
WORD 0
WORD 1
WORD 2
WORD 3
WORD 4
WORD 5
Notes: 1. OE must be high only when WE and CE are both low.
2. For chip erase, the address should be 10H. For a main memory erase, the data should be 30H.
9
3415A–FLASH–11/03
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