參數(shù)資料
型號(hào): MB89P925
廠商: Fujitsu Limited
英文描述: 8-Bit Proprietary Microcontroller(8位專用微控制器)
中文描述: 8位微控制器專利(8位專用微控制器)
文件頁(yè)數(shù): 30/47頁(yè)
文件大?。?/td> 308K
代理商: MB89P925
30
MB89920 Series
(3) Clock Timing
(AV
SS
= V
SS
= 0.0 V, T
A
= –40
°
C to +85
°
C)
Value
Unit
Min.
Max.
(4) Instruction Cycle
Parameter
Symbol
Pin
Condition
Remarks
Clock frequency
F
C
X0, X1
1
8
MHz
Clock cycle time
t
XCYL
X0, X1
125
1000
ns
Input clock pulse width
P
WH
P
WL
X0
20
ns
External clock
Input clock rising/falling time
t
CR
t
CF
X0
10
ns
External clock
Parameter
Symbol
Value (typical)
Unit
Remarks
Instruction cycle
(minimum execution time)
t
inst
4/F
C
μ
s
(4/F
C
) t
inst
= 0.5
μ
s when operating at
F
C
= 8 MHz
0.2 V
CC
0.8 V
CC
X0
0.2 V
CC
t
CR
t
CF
0.8 V
CC
0.2 V
CC
X0
X1
X0
X1
t
XCYL
F
C
C1
C2
When a crystal
or
ceramic resonator is used
When an external clock is used
Open
P
WH
P
WL
X0 and X1 Timing and Conditions
Clock Conditions
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