參數(shù)資料
型號(hào): MB90660A
廠商: Fujitsu Limited
英文描述: UL/CSA, T-BEAM, D-ON
中文描述: 16位微控制器專有的CMOS
文件頁數(shù): 50/83頁
文件大?。?/td> 820K
代理商: MB90660A
50
MB90660A Series
4. AC Characteristics
(1) Clock Timing Values
Used at V
CC
= 5.0 V
±
10%
(V
CC
= +4.5 V to +5.5 V, V
SS
= 0.0 V, T
A
= –40
°
C to +85
°
C)
Value
* :The frequency fluctuation ratio represents the maximum fluctuation from the central frequency as a percentage
when a multiplier is locked.
Used at V
CC
= 2.7 V (minimum)
(V
CC
= +2.7 V to +5.5 V, V
SS
= 0.0 V, T
A
= –40
°
C to +85
°
C)
Value
Parameter
Symbol
Pin name
Conditions
Unit
Remarks
Min.
Max.
Oscillation frequency
F
C
X0, X1
3
32
MHz
Oscillation cycle time
t
C
X0, X1
31.25
333
ns
Frequency fluctuation ratio*
(when locked)
f
3
%
Input clock pulse width
P
WH
P
WL
X0
10
ns
Use duty ratio of 30%
to 70% as guideline
Input clock rising and
falling times
t
cr
t
cf
X0
5
ns
Internal operating clock
frequency
f
CP
1.5
16
MHz
Internal operating clock
cycle time
t
CP
62.5
666
ns
Parameter
Symbol
Pin name
Conditions
Unit
Remarks
Min.
Max.
Oscillation frequency
F
C
X0, X1
3
16
MHz
Oscillation cycle time
t
C
X0, X1
62.5
333
ns
Input clock pulse width
P
WH
P
WL
X0
20
ns
Use duty ratio of 30%
to 70% as guideline
Input clock rising and
falling times
t
cr
t
cf
X0
5
ns
Internal operating clock
frequency
f
CP
1.5
8
MHz
Internal operating clock
cycle time
t
CP
125
666
ns
+
Central frequency
+
α
α
f
0
f =
α
f
0
×
100 (%)
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