參數(shù)資料
型號: MB89498PFV
廠商: FUJITSU LTD
元件分類: 微控制器/微處理器
英文描述: 8-bit Proprietary Microcontroller CMOS
中文描述: 8-BIT, MROM, 12.5 MHz, MICROCONTROLLER, PQFP100
封裝: PLASTIC, LQFP-100
文件頁數(shù): 34/57頁
文件大?。?/td> 341K
代理商: MB89498PFV
MB89490 Series
34
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
1
Max
Power supply rising time
t
R
50
ms
Power supply cut-off time
t
OFF
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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