參數(shù)資料
型號： MB89920
廠商： Fujitsu Limited
元件分類： 8位微控制器
英文描述： 8-bit Proprietary Microcontroller
中文描述： 8位微控制器專有
文件頁數(shù)： 29/46頁
文件大小： 254K
代理商： MB89920
29
MB89920 Series
4. AC Characteristics
(1) Reset Timing
(AV
SS
= V
SS
= 0.0 V, T
A
= –40
°
C to +85
°
C)
Value
Unit
Max.
(2) Power-on Reset
(AV
SS
= V
SS
= 0.0 V, T
A
= –40
°
C to +85
°
C)
Note: Make sure that power supply rises within the selected oscillation stabilization time.
If power supply voltage needs to be varied in the course of operation, a smooth voltage rise is
recommended.
Parameter
Symbol
Condition
Remarks
Min.
RST “L” pulse width
t
ZLZH
—
48 t
HCYL
—
ns
Parameter
Symbol
Condition
Value
Unit
Remarks
Min.
Max.
Power supply rising time
t
R
—
—
50
ms
Power-on reset function only
Power supply cut-off time
t
OFF
1
—
ms
Due to repeated operations
0.2 V
CC
0.2 V
CC
RST
t
ZLZH
0.2 V
0.2 V
2.0 V
V
CC
0.2 V
t
R
t
OFF
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