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AT29C020 Просмотр технического описания (PDF) - Atmel Corporation
Номер в каталоге
Компоненты Описание
производитель
AT29C020
2-megabit (256K x 8) 5-volt Only Flash Memory
Atmel Corporation
AT29C020 Datasheet PDF : 17 Pages
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16. Program Cycle Characteristics
Symbol
t
WC
t
AS
t
AH
t
DS
t
DH
t
WP
t
BLC
t
WPH
Parameter
Write Cycle Time
Address Set-up Time
Address Hold Time
Data Set-up Time
Data Hold Time
Write Pulse Width
Byte Load Cycle Time
Write Pulse Width High
17. Program Cycle Waveforms
(1)(2)(3)
Min
Max
Units
10
ms
0
ns
50
ns
50
ns
0
ns
90
ns
150
µs
100
ns
Notes:
1. A8 through A17 must specify the sector address during each high-to-low transition of WE (or CE).
2. OE must be high when WE and CE are both low.
3. All words that are not loaded within the sector being programmed will be indeterminate.
10
AT29C020
0291S–FLASH–11/08
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