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AT29C256-12JC 查看數據表(PDF) - Atmel Corporation
零件编号
产品描述 (功能)
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AT29C256-12JC
256K (32K x 8) 5-volt Only Flash Memory
Atmel Corporation
AT29C256-12JC Datasheet PDF : 17 Pages
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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
Program Cycle Waveforms
(1)(2)(3)
AT29C256
Min
Max
Units
10
ms
0
ns
50
ns
35
ns
0
ns
90
ns
150
µs
100
ns
Notes: 1. A6 through A14 must specify the page 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 bytes that are not loaded within the page being programmed will be indeterminate.
9
0046P–FLASH–10/04
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