T89C51CC01 Atmel, T89C51CC01 Datasheet - Page 157

• Manufacturer Part Number: T89C51CC01
• Description: Enhanced 8-Bit Microcontroller
• Manufacturer: Atmel

Shift Register Timing
Waveforms
External Clock Drive
Characteristics (XTAL1)
4129K–CAN–01/05
INSTRUCTION
ALE
CLOCK
OUTPUT DATA
WRITE to SBUF
INPUT DATA
CLEAR RI
Table 130. AC Parameters for a Fix Clock (F = 40 MHz)
Table 131. AC Parameters for a Variable Clock
Table 132. AC Parameters
T
CHCX
Symbol
T
T
T
T
T
CHCX
CLCX
CLCH
CHCL
CLCL
Symbol
/T
T
T
T
T
T
CLCX
QVHX
XHQX
XHDX
XHDV
XLXL
Symbol
T
T
T
T
T
T
QVXH
0
QVHX
XHQX
XHDX
XHDV
XLXL
Parameter
Oscillator Period
High Time
Low Time
Rise Time
Fall Time
Cyclic ratio in X2 mode
T
XHDV
1
0
VALID
T
Type
Max
Min
Min
Min
Min
XLXL
T
XHQX
2
1
VALID
Standard
Min
10 T - x
10 T - x
300
200
Clock
2 T - x
30
T
0
12 T
3
XHDX
2
x
VALID
4
3
VALID
X2 Clock
5 T - x
5 T- x
T - x
6 T
Min
x
25
40
5
5
Max
117
5
4
VALID
X parameter
for -M range
T89C51CC01
6
5
133
VALID
50
20
0
Max
60
5
5
7
6
VALID
Units
ns
ns
ns
ns
ns
Units
SET TI
SET RI
ns
ns
ns
ns
ns
8
7
Units
VALID
ns
ns
ns
ns
ns
%
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