參數(shù)資料
型號: 29C256
廠商: Atmel Corp.
英文描述: 256K 32K x 8 5-volt Only CMOS Flash Memory
中文描述: 256K 32K的× 8 5伏只有閃存的CMOS
文件頁數(shù): 9/17頁
文件大小: 343K
代理商: 29C256
9
AT29C256
0046P–FLASH–10/04
Program Cycle Waveforms
(1)(2)(3)
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.
Program Cycle Characteristics
Symbol
Parameter
Min
Max
Units
t
WC
Write Cycle Time
10
ms
t
AS
Address Set-up Time
0
ns
t
AH
Address Hold Time
50
ns
t
DS
Data Set-up Time
35
ns
t
DH
Data Hold Time
0
ns
t
WP
Write Pulse Width
90
ns
t
BLC
Byte Load Cycle Time
150
μs
t
WPH
Write Pulse Width High
100
ns
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