AN6780 데이터 시트보기 (PDF) - Panasonic Corporation
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AN6780 Datasheet PDF : 4 Pages
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• Truth Table (Positive Logic)
Mode
1
2
3
Reset
L
H
H
Stop
Oscillator
Frequency divider
Output
*
Stop
Clear
H
H
Start
Counting
Counting
L
Stop
Stop Holds the previous state Stop Holds the previous state
Note) *Either L or H will do. When the power is turned on, control proceeds to the mode 2 or mode 3 from the mode 1, depending
on the reset/stop input state.
s Characteristics Curve
fOSC – RT
105
104
C
103
T =0.1µF
102
1µF
10
10µF
1
100µF
10–1
10–2
1
10 102 103
Timed Resistance RT (kΩ)
Tt – RT
Tt
106
105
104
C
T=100µF
10µF
103
1µF
102
0.1µF
10
1week
1day
10hrs.
60min.
10min.
1min.
1
1
10 102 103
Timed Resistance RT (kΩ)
VOL– IOL
200
Ta=25˚C
VCC=5V
160
12V
120
80
40
0
0
4
8
12 16 20
Low Output Current IOL (mA)
VOH – IOH
16
Ta=25˚C
12
VCC=12V
8
9V
4
5V
00
4
8
12 16 20
High Output Current IOH (mA)
fOSC – Ta
1.02
VCC=5V
CT=0.1µF
RT=1kΩ
1.01
1.00
0.99
0.98–40
0
40
80
120
Ambient Temperature Ta (˚C)
ICC –VCC
10
Ta=25˚C
9
8
7
6
5
4
3
2
1
0
0 2 4 6 8 10 12 14 16
Supply Voltage VCC (V)
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