參數(shù)資料
型號: MB89145V2PF
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PQFP64
封裝: 14 X 20 MM, 3.35 MM HEIGHT, 1 MM PITCH, PLASTIC, QFP-64
文件頁數(shù): 25/48頁
文件大小: 1225K
代理商: MB89145V2PF
MB89140 Series
DS07-12522-4E
31
(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
s
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
PWH
PWL
tXCYL
X0 and X1 Timing and Conditions
Main Clock Conditions
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參數(shù)描述
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