AT89C51ID2-SLSIM Atmel, AT89C51ID2-SLSIM Datasheet - Page 146

• Manufacturer Part Number: AT89C51ID2-SLSIM
• Description: C51ID2 64KF TWI 32KHZ PLCC44 3-5.5V IND.
• Manufacturer: Atmel

4289C–8051–11/05
Table 102. AC Parameters for a Fix Clock
Table 103. AC Parameters for a Variable Clock
Symbol
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
Symbol
WLWH
QVWX
QVWH
WHQX
WHLH
WHLH
RLRH
RHDX
RHDZ
AVDV
AVWL
RLDV
LLDV
LLWL
LLWL
RLAZ
T
T
T
T
T
T
T
T
T
T
T
T
T
T
WLWH
QVWX
QVWH
WHQX
WHLH
RLRH
RLDV
RHDX
RHDZ
AVDV
AVWL
LLDV
LLWL
RLAZ
Type
Max
Max
Max
Max
Max
Max
Max
Min
Min
Min
Min
Min
Min
Min
Min
Min
Standard
Clock
3 T + x
2 T - x
6 T - x
6 T - x
5 T - x
8 T - x
9 T - x
3 T - x
4 T - x
7 T - x
T + x
T - x
T - x
T - x
x
x
Min
125
125
155
45
70
10
0
5
0
5
X2 Clock
-M
1.5 T + x
0.5 T + x
2.5 T - x
4.5 T - x
1.5 T - x
0.5 T - x
3.5 T - x
0.5 T - x
0.5 T - x
3 T - x
3 T - x
2 T - x
4T -x
T - x
x
x
X parameter for
Max
155
160
105
95
25
45
-M range
25
25
30
25
45
65
30
30
30
20
20
15
20
20
0
0
Min
125
125
155
45
70
10
0
5
0
5
X parameter for
-L range
AT89C51ID2
-L
25
25
30
25
45
65
30
30
30
20
20
15
20
20
0
0
Max
155
160
105
95
25
45
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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