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AT49F1025-70JC 参数 Datasheet PDF下载

AT49F1025-70JC图片预览
型号: AT49F1025-70JC
PDF下载: 下载PDF文件 查看货源
内容描述: 1兆位64K ×16的5伏只有闪存 [1-Megabit 64K x 16 5-volt Only Flash Memory]
分类和应用: 闪存存储内存集成电路异步传输模式PCATM
文件页数/大小: 13 页 / 181 K
品牌: ATMEL [ ATMEL CORPORATION ]
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Program Cycle Characteristics
Symbol
t
BP
t
AS
t
AH
t
DS
t
DH
t
WP
t
WPH
t
EC
Parameter
Word Programming Time
Address Set-up Time
Address Hold Time
Data Set-up Time
Data Hold Time
Write Pulse Width
Write Pulse Width High
Erase Cycle Time
0
50
50
0
90
90
10
Min
Typ
10
Max
50
Units
µs
ns
ns
ns
ns
ns
ns
seconds
Program Cycle Waveforms
A0-A15
Main Memory or Chip Erase Cycle Waveforms
OE
CE
t
WP
t
WPH
WE
t
AS
t
AH
5555
t
DH
2AAA
5555
5555
2AAA
5555
A0-A15
t
DS
t
EC
55
WORD 1
80
WORD 2
AA
WORD 3
55
WORD 4
NOTE 3
WORD 5
DATA
AA
WORD 0
Notes:
1.
2.
OE must be high only when WE and CE are both low.
For chip erase, the address should be 10H. For a main memory erase the data should be 30H.
8
AT49F1024/1025