AT89LV51 Datasheet

  • AT89LV51

  • 8 Bit MicroController with 4K Flash 

  • 497.71KB

  • Atmel

扫码查看芯片数据手册

上传产品规格书

PDF预览

AT89LV51
AC Characteristics
Under operating conditions, load capacitance for Port 0, ALE/PROG, and PSEN = 100 pF; load capacitance for all other
outputs = 80 pF.
External Program and Data Memory Characteristics
Symbol
Parameter
12 MHz Oscillator
Min
1/t
CLCL
t
LHLL
t
AVLL
t
LLAX
t
LLIV
t
LLPL
t
PLPH
t
PLIV
t
PXIX
t
PXIZ
t
PXAV
t
AVIV
t
PLAZ
t
RLRH
t
WLWH
t
RLDV
t
RHDX
t
RHDZ
t
LLDV
t
AVDV
t
LLWL
t
AVWL
t
QVWX
t
QVWH
t
WHQX
t
RLAZ
t
WHLH
Oscillator Frequency
ALE Pulse Width
Address Valid to ALE Low
Address Hold After ALE Low
ALE Low to Valid Instruction In
ALE Low to PSEN Low
PSEN Pulse Width
PSEN Low to Valid Instruction In
Input Instruction Hold After PSEN
Input Instruction Float After PSEN
PSEN to Address Valid
Address to Valid Instruction In
PSEN Low to Address Float
RD Pulse Width
WR Pulse Width
RD Low to Valid Data In
Data Hold After RD
Data Float After RD
ALE Low to Valid Data In
Address to Valid Data In
ALE Low to RD or WR Low
Address to RD or WR Low
Data Valid to WR Transition
Data Valid to WR High
Data Hold After WR
RD Low to Address Float
RD or WR High to ALE High
43
200
203
23
433
33
0
123
t
CLCL
-40
0
97
517
585
300
3t
CLCL
-50
4t
CLCL
-130
t
CLCL
-60
7t
CLCL
-150
t
CLCL
-50
0
t
CLCL
+40
400
400
252
0
2t
CLCL
-70
8t
CLCL
-150
9t
CLCL
-165
3t
CLCL
+50
75
312
10
6t
CLCL
-100
6t
CLCL
-100
5t
CLCL
-165
0
59
t
CLCL
-8
5t
CLCL
-105
10
43
205
145
0
t
CLCL
-25
127
43
48
233
t
CLCL
-40
3t
CLCL
-45
3t
CLCL
-105
Max
Variable Oscillator
Min
0
2t
CLCL
-40
t
CLCL
-40
t
CLCL
-35
4t
CLCL
-100
Max
12
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Units
4-55

AT89LV51相关型号PDF文件下载

您可能感兴趣的PDF文件资料

热门IC型号推荐

扫码下载APP,
一键连接广大的电子世界。

在线人工客服

买家服务:
卖家服务:

0571-85317607

客服在线时间周一至周五
9:00-17:30

关注官方微信号,
第一时间获取资讯。

建议反馈
返回顶部

建议反馈

联系人:

联系方式:

按住滑块,拖拽到最右边
>>
感谢您向阿库提出的宝贵意见,您的参与是维库提升服务的动力!意见一经采纳,将有感恩红包奉上哦!