參數(shù)資料
型號: TS80C51RD2-MIE
廠商: International Rectifier
英文描述: High Performance 8-bit Microcontroller
中文描述: 高性能8位微控制器
文件頁數(shù): 64/85頁
文件大?。?/td> 762K
代理商: TS80C51RD2-MIE
64
4188E–8051–08/06
AT/TS8xC51Rx2
11.5.2
External Program Memory Characteristics
Table 11-5.
Symbol Description
Table 11-6.
AC Parameters for Fix Clock
Symbol
Parameter
T
Oscillator clock period
T
LHLL
ALE pulse width
T
AVLL
Address Valid to ALE
T
LLAX
Address Hold After ALE
T
LLIV
ALE to Valid Instruction In
T
LLPL
ALE to PSEN
T
PLPH
PSEN Pulse Width
T
PLIV
PSEN to Valid Instruction In
T
PXIX
Input Instruction Hold After PSEN
T
PXIZ
Input Instruction FloatAfter PSEN
T
PXAV
PSEN to Address Valid
T
AVIV
Address to Valid Instruction In
T
PLAZ
PSEN Low to Address Float
Speed
-M
40 MHz
-V
X2 mode
30 MHz
60 MHz equiv.
-V
standard
mode
40 MHz
-L
X2 mode
20 MHz
40 MHz equiv.
-L
standard
mode
30 MHz
Units
Symbol
Min
Max
Min
Max
Min
Max
Min
Max
Min
Max
T
25
33
25
50
33
ns
T
LHLL
40
25
42
35
52
ns
T
AVLL
10
4
12
5
13
ns
T
LLAX
10
4
12
5
13
ns
T
LLIV
70
45
78
65
98
ns
T
LLPL
15
9
17
10
18
ns
T
PLPH
55
35
60
50
75
ns
T
PLIV
35
25
50
30
55
ns
T
PXIX
0
0
0
0
0
ns
T
PXIZ
18
12
20
10
18
ns
T
AVIV
85
53
95
80
122
ns
T
PLAZ
10
10
10
10
10
ns
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