參數(shù)資料
型號(hào)： MB90F394HAPMT
廠商： FUJITSU LTD
元件分類(lèi)： 微控制器/微處理器
英文描述： 16-bit Proprietary Microcontroller
中文描述： 16-BIT, FLASH, 24 MHz, MICROCONTROLLER, PQFP120
封裝： 16 X 16 MM, 1.70 MM HEIGHT, 0.50 MM PITCH, PLASTIC, LQFP-120
文件頁(yè)數(shù)： 49/71頁(yè)
文件大?。?/td> 445K
代理商： MB90F394HAPMT
MB90390 Series
49
4.
AC Characteristics
(1) Clock Timing
(T
A
=
40
°
C to
+
85
°
C, V
CC
=
3.5 V to 5.5 V, V
SS
=
AV
SS
=
DV
SS
=
0.0 V)
Value
Unit
Min
Typ
Max
Parameter
Symbol
Pin
Remarks
Clock frequency
f
C
X0, X1
3
8
MHz
When using a crystal oscillator
or a ceramic oscillator
X0
3
12
MHz
When using an external clock
Clock cycle time
t
CYL
X0, X1
125
333
ns
When using a crystal oscillator
or a ceramic oscillator
X0
83.33
333
ns
When using an external clock
Duty ratio is about 30
%
to
70
%
.
When using external clock
Input clock pulse width
P
WH
, P
WL
X0
20
ns
Input clock rise and fall time
t
CR
, t
CF
X0
5
ns
Machine clock frequency
f
CP
1.5
24
MHz
Except programming or eras-
ing Flash memory. When us-
ing clock modulation, be sure
that the maximum momentary
frequency F
max
does not ex-
ceed 24 MHz. Refer to the
Clock Modulator chapter of
the Hardware Manual.
1.5
20
MHz
When programming or eras-
ing Flash memory. Be sure
that the maximum momentary
frequency F
max
does not ex-
ceed 20 MHz.
Machine clock cycle time
t
CP
41.67
666
ns
Except programming or eras-
ing Flash memory.
50
666
ns
When programming or eras-
ing Flash memory.
X0
t
CYL
t
CF
t
CR
0.8 V
CC
0.2 V
CC
P
WH
P
WL
Clock Timing
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