T89C51CC02 Atmel, T89C51CC02 Datasheet - Page 134

• Manufacturer Part Number: T89C51CC02
• Description: 8-Bit MCU
• Manufacturer: Atmel

T89C51CC02
19.4.3. Shift Register Timing Waveforms
19.4.4. External Clock Drive Characteristics (XTAL1)
134
T
CHCX
INSTRUCTION
Symbol
ALE
CLOCK
OUTPUT DATA
WRITE to SBUF
INPUT DATA
T
T
T
T
T
CHCX
CLCL
CLCX
CLCH
CHCL
/T
CLEAR RI
CLCX
Symbol
T
T
T
T
T
QVHX
XHQX
XHDX
XHDV
XLXL
Oscillator Period
High Time
Low Time
Rise Time
Fall Time
Cyclic ratio in X2 mode
T
QVXH
0
T
Table 29. AC Parameters for a Variable Clock
XHDV
Parameter
Type
Max
Min
Min
Min
Min
1
0
VALID
T
XLXL
T
Table 30. AC Parameters
XHQX
2
Preliminary
1
VALID
Standard
10 T - x
10 T - x
Clock
2 T - x
12 T
x
T
3
XHDX
2
VALID
X2 Clock
5 T - x
4
5 T- x
T - x
3
6 T
x
VALID
Min
25
40
5
5
5
4
X parameter
for -M range
VALID
133
50
20
0
6
5
VALID
Max
60
5
5
Rev.A - May 17, 2001
7
6
Units
VALID
ns
ns
ns
ns
ns
SET TI
SET RI
8
7
Units
VALID
ns
ns
ns
ns
ns
%