參數(shù)資料
型號: TS80C52X2-VICD
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): 48/54頁
文件大?。?/td> 626K
代理商: TS80C52X2-VICD
52
Rev. B - Jan. 25, 1999
Preliminary
TS80C52X2
10.4.11 External Clock Drive Characteristics (XTAL1)
10.4.12 External Clock Drive Waveforms
Figure 22. External Clock Drive Waveforms
10.4.13 AC Testing Input/Output Waveforms
Figure 23. AC Testing Input/Output Waveforms
AC inputs during testing are driven at VCC - 0.5 for a logic “1” and 0.45V for a logic “0”. Timing measurement
are made at VIH min for a logic “1” and VIL max for a logic “0”.
10.4.14 Float Waveforms
Figure 24. Float Waveforms
Table 34. AC Parameters
Symbol
Parameter
Min
Max
Units
TCLCL
Oscillator Period
25
ns
TCHCX
High Time
5
ns
TCLCX
Low Time
5
ns
TCLCH
Rise Time
5
ns
TCHCL
Fall Time
5
ns
TCHCX/TCLCX
Cyclic ratio in X2 mode
40
60
%
VCC-0.5 V
0.45 V
0.7VCC
0.2VCC-0.1 V
TCHCL
TCLCX
TCLCL
TCLCH
TCHCX
0.45 V
VCC-0.5 V
0.2VCC+0.9
0.2VCC-0.1
INPUT/OUTPUT
VOL+0.1 V
VOH-0.1 V
FLOAT
VLOAD
VLOAD+0.1 V
VLOAD-0.1 V
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