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AT80C51RA2-RLSIV 数据表(PDF) 65 Page - ATMEL Corporation

部件名 AT80C51RA2-RLSIV
功能描述  High Performance 8-bit Microcontroller
PDF  86 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  ATMEL [ATMEL Corporation]
网页  http://www.atmel.com
标志 ATMEL - ATMEL Corporation

AT80C51RA2-RLSIV 数据表(HTML) 65 Page - ATMEL Corporation

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65
4188F–8051–01/08
AT/TS8xC51Rx2
Table 11-7.
AC Parameters for a Variable Clock: derating formula
11.5.3
External Program Memory Read Cycle
Figure 11-6. External Program Memory Read Cycle
Symbol
Type
Standard
Clock
X2 Clock
-M
-V
-L
Units
TLHLL
Min
2 T - x
T - x
10
8
15
ns
TAVLL
Min
T - x
0.5 T - x
15
13
20
ns
TLLAX
Min
T - x
0.5 T - x
15
13
20
ns
TLLIV
Max
4 T - x
2 T - x
30
22
35
ns
TLLPL
Min
T - x
0.5 T - x
10
8
15
ns
TPLPH
Min
3 T - x
1.5 T - x
20
15
25
ns
TPLIV
Max
3 T - x
1.5 T - x
40
25
45
ns
TPXIX
Min
x
x
0
0
0
ns
TPXIZ
Max
T - x
0.5 T - x
7
5
15
ns
TAVIV
Max
5 T - x
2.5 T - x
40
30
45
ns
TPLAZ
Max
x
x
10
10
10
ns
TPLIV
TPLAZ
ALE
PSEN
PORT 0
PORT 2
A0-A7
A0-A7
INSTR IN
INSTR IN
INSTR IN
ADDRESS
OR SFR-P2
ADDRESS A8-A15
ADDRESS A8-A15
12 TCLCL
TAVIV
TLHLL
TAVLL
TLLIV
TLLPL
TPLPH
TPXAV
TPXIX
TPXIZ
TLLAX



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