參數(shù)資料
型號(hào): MB89637R
廠商: Fujitsu Limited
英文描述: Hex Inverters 14-CFP -55 to 125
中文描述: 8位微控制器專有
文件頁(yè)數(shù): 33/59頁(yè)
文件大?。?/td> 864K
代理商: MB89637R
MB89630R Series
33
(2) Specification for 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.
(3) Clock Timing
(AV
SS
= V
SS
= 0.0 V, T
A
= –40
°
C to +85
°
C)
Value
Unit
Typ.
Max.
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
Min. interval time for the next
power-on reset
Parameter
Symbol
Pin name
Condition
Remarks
Min.
Clock frequency
F
CH
X0, X1
1
10
MHz
F
CL
X0A, X1A
32.768
kHz
Clock cycle time
t
HCYL
X0, X1
100
1000
ns
μ
s
t
LCYL
X0A, X1A
30.5
Input clock pulse width
P
WH
P
WL
X0
20
ns
External clock
P
WLH
P
WLL
X0A
15.2
μ
s
External clock
Input clock rising/falling
time
t
CR
t
CF
X0
10
ns
External clock
0.2
V
0.2
V
2.0
V
0.2
V
t
R
V
CC
t
OFF
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