參數(shù)資料
型號: TS87C52X2-VIJR
英文描述: 8-bit CMOS Microcontroller 0-60 MHz
中文描述: 8位CMOS微控制器0-60兆赫
文件頁數(shù): 45/54頁
文件大?。?/td> 626K
代理商: TS87C52X2-VIJR
Rev. B - Jan. 25, 1999
45
Preliminary
TS80C52X2
Table 26. AC Parameters for a Variable Clock
10.4.3 External Program Memory Read Cycle
Figure 17. External Program Memory Read Cycle
Symbol
Type
Standard
Clock
X2 Clock
-M
-V
-L
Units
T
LHLL
Min
2 T - x
T - x
10
8
40
ns
T
AVLL
Min
T - x
0.5 T - x
15
10
30
ns
T
LLAX
Min
T - x
0.5 T - x
15
10
30
ns
T
LLIV
Max
4 T - x
2 T - x
30
22
75
ns
T
LLPL
Min
T - x
0.5 T - x
15
10
30
ns
T
PLPH
Min
3 T - x
1.5 T - x
15
5
45
ns
T
PLIV
Max
3 T - x
1.5 T - x
50
25
90
ns
T
PXIX
Min
x
x
0
0
0
ns
T
PXIZ
Max
T - x
0.5 T - x
7
5
20
ns
T
PXAV
Min
T - x
0.5 T - x
7
5
20
ns
T
AVIV
Max
5 T - x
2.5 T - x
40
30
105
ns
T
PLAZ
Max
x
x
10
10
10
ns
T
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 T
CLCL
T
AVIV
T
LHLL
T
AVLL
T
LLIV
T
LLPL
T
PLPH
T
PXAV
T
PXIX
T
PXIZ
T
LLAX
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