参数资料
型号: MC68HC05P18ADWR2
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, MICROCONTROLLER, PDSO28
封装: SOIC-28
文件页数: 17/38页
文件大小: 1200K
代理商: MC68HC05P18ADWR2
24
MB89143A/144A
(3) Clock Timing
(AVSS = VSS = 0.0 V, TA = –40
°C to +85°C)
Parameter
Symbol
Pin
Condition
Value
Unit
Remarks
Min.
Typ.
Max.
Clock frequency
FCH
X0, X1
2
8
MHz
FCL
X0A, X1A
32.768
kHz
Clock cycle time
tXCYL
X0, X1
125
500
ns
tLXCYL
X0A, X1A
30.5
s
Input clock pulse
width
PWH
PWL
X0
30
ns
External clock
PWHL
PWLL
X0A
15.2
ns
Input clock rising/
falling time
tCR
tCF
X0, X0A
10
ns
External clock
0.2 VCC
0.8 VCC
X0
0.2 VCC
tCR
tCF
0.8 VCC
0.2 VCC
X0
X1
X0
X1
When a crystal
or
ceramic resonator is used
When an external clock is used
Open
C0
C1
tXCYL
PWH
PWL
X0 and X1 Timings and Conditions
Main Clock Conditions
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