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參數(shù)資料
| 型號(hào)： | MB89PV490 |
| 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)： | 30/45頁 |
| 文件大?。?/td> | 577K |
| 代理商： | MB89PV490 |
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30
MB89490 Series
4. AC Characteristics
(1) Reset Timing
(AV
CC
= V
CC
= 3.0 V,
AV
SS
= V
SS
= 0.0 V, T
A
= –40
°
C to +85
°
C)
Value
Note: t
HCYL
is the oscillation cycle (1/F
CH
) to input to the X0 pin.
The MCU operation is not guaranteed when the "L" pulse width is shorter than t
ZLZH
.
(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.
Rapid changes in power supply voltage may cause a power-on reset. If power supply voltage needs to
be varied in the course of operation, a smooth voltage rise is recommended.
Parameter
Symbol
Condition
Unit
Remarks
Min.
Max.
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 supply cut-off time
t
OFF
1
—
ms
Due to repeated operations
t
ZLZH
0.2
V
CC
0.2
V
CC
RST
0.2
V
0.2
V
0.2
V
t
R
V
CC
t
OFF
1.5 V
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| MB89PV530C | 制造商:FUJITSU 制造商全稱:Fujitsu Component Limited. 功能描述:8-bit Original Microcontroller CMOS |
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