TL7702A, TL7705A, TL7709A, TL7712A, TL7715A
SUPPLY-VOLTAGE SUPERVISORS
SLVS028H – APRIL 1983 – REVISED MAY 2003
†
TYPICAL CHARACTERISTICS
DEASSERTION TIME
vs
ASSERTION TIME
vs
LOAD RESISTANCE
LOAD RESISTANCE
7
6
5
4
3
42
38
34
30
26
22
18
V
= 5 V
= 0.1 µF
= 10 pF
= 25°C
V
= 5 V
= 0.1 µF
= 10 pF
= 25°C
CC
T
L
CC
T
L
C
C
T
C
C
T
A
A
RESET t
f
RESET t
r
2
1
0
RESET t
r
RESET t
4
f
0
2
4
6
8
10
0
2
6
8
10
R
– Load Resistance – kΩ
R
– Load Resistance – kΩ
L
L
Figure 2
Figure 3
DEASSERTION TIME
vs
ASSERTION TIME
vs
LOAD CAPACITANCE
LOAD CAPACITANCE
3.6
3.2
2.8
2.4
2
44
V
C
R
= 5 V
= 0.1 µF
= 4.7 kΩ
= 25°C
CC
T
L
V
C
R
= 5 V
CC
T
L
= 0.1 µF
= 4.7 kΩ
= 25°C
40
36
32
28
24
20
T
A
T
A
RESET t
f
RESET t
r
RESET t
1.6
1.2
0.8
r
RESET t
f
0
25
50
75
100 125 150 175 200
0
25
50
C
75
100 125 150 175 200
– Load Capacitance – pF
C
– Load Capacitance – pF
L
L
Figure 4
Figure 5
†
For proper operation, both RESET and RESET should be terminated with resistors of similar value. Failure to do so may cause unwanted
plateauing in either output waveform during switching.
6
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