參數(shù)資料
型號(hào): 29C040
廠商: Atmel Corp.
英文描述: 4-Megabit 512K x 8 5-volt Only 256-Byte Sector CMOS Flash Memory
中文描述: 4兆位為512k × 8 5伏只有256字節(jié)的扇區(qū)的CMOS閃存
文件頁數(shù): 7/11頁
文件大?。?/td> 234K
代理商: 29C040
Program Cycle Characteristics
Symbol
Parameter
Min
Max
Units
t
WC
t
AS
t
AH
t
DS
t
DH
t
WP
t
BLC
t
WPH
Write Cycle Time
10
ms
Address Set-up Time
10
ns
Address Hold Time
50
ns
Data Set-up Time
50
ns
Data Hold Time
10
ns
Write Pulse Width
90
ns
μ
s
ns
Byte Load Cycle Time
150
Write Pulse Width High
100
Program Cycle Waveforms
(1, 2, 3)
Notes: 1. A8 through A18 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 bytes that are not loaded within the sector being
programmed will be indeterminate.
AT29C040A
7
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