AT89C51CC03C-RLTIM 查看數據表（PDF） - Atmel Corporation
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AT89C51CC03C-RLTIM Datasheet PDF : 197 Pages
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Table 120. AC Parameters for a Variable Clock
Symbol
TLHLL
TAVLL
TLLAX
TLLIV
TLLPL
TPLPH
TPLIV
TPXIX
TPXIZ
TAVIV
TPLAZ
Type
Min
Min
Min
Max
Min
Min
Max
Min
Max
Max
Max
Standard
Clock
2T-x
T-x
T-x
4T-x
T-x
3T-x
3T-x
x
T-x
5T-x
x
X2 Clock
T-x
0.5 T - x
0.5 T - x
2T-x
0.5 T - x
1.5 T - x
1.5 T - x
x
0.5 T - x
2.5 T - x
x
X parameter
10
15
15
30
10
20
40
0
7
40
10
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
External Program Memory Read Cycle
ALE
PSEN
PORT 0 INSTR IN
TLHLL
TLLAX
TAVLL
A0-A7
TLLIV
TLLPL
TPLPH
12 TCLCL
TPLIV
TPLAZ
TPXIX
INSTR IN
TPXAV
TPXIZ
A0-A7
PORT 2
ADDRESS
OR SFR-P2
TAVIV
ADDRESS A8-A15
INSTR IN
ADDRESS A8-A15
174 AT89C51CC03
4182K–CAN–05/06
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