參數(shù)資料
型號(hào): MB90641A
廠(chǎng)商: Fujitsu Limited
英文描述: 16-bit Proprietary Microcontroller
中文描述: 16位微控制器專(zhuān)有
文件頁(yè)數(shù): 54/96頁(yè)
文件大?。?/td> 1569K
代理商: MB90641A
54
MB90640A Series
4.
AC Characteristics
(1) Clock Timing
(V
CC
= 4.5 V to 5.5 V, V
SS
= 0.0 V, T
A
= –40°C to +85°C)
Value
* :The frequency variation ratio is the maximum variation from the specified central frequency when the multiplier
PLL is locked. The value is expressed as a proportion.
Parameter
Symbol
Pin name
Conditions
Unit
Remarks
Min.
Max.
Source oscillation frequency
F
C
X0, X1
3
17
MHz
Source oscillation cycle time
t
C
X0, X1
58.8
333
ns
Frequency variation ratio*
(when locked)
f
5
%
Input clock pulse width
P
WH
P
WL
X0
10
ns
The duty ratio
should be in the
range 30 to 70%
Input clock rise time and fall
time
t
cr
t
cf
X0
5
ns
Internal operating clock
frequency
f
CP
1.5
17
MHz
Internal operating clock cycle
time
t
CP
58.8
666
ns
f =
×
100 (%)
f
0
Central frequency f
0
+
α
α
0.8 V
CC
0.2 V
CC
t
C
t
cf
t
cr
P
WH
P
WL
Clock timing
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