Datasheet

TL7702B, TL7705B, TL7733B
SUPPLY-VOLTAGE SUPERVISORS
SLVS037M – SEPTEMBER 1989 – REVISED MAY 2003
8
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
†
Figure 4
14
10
8
6
02 4 6810
t – Assertion Time – ns
18
20
ASSERTION TIME
vs
LOAD RESISTANCE
16
12
R
L
– Load Resistance – kΩ
V
CC
= 5 V
C
T
= 0.1 µF
C
L
= 10 pF
T
A
= 25°C
RESET t
r
RESET t
f
Figure 5
400
200
100
0
02 4 6810
t – Deassertion Time – ns
600
700
DEASSERTION TIME
vs
LOAD RESISTANCE
500
300
R
L
– Load Resistance – kΩ
V
CC
= 5 V
C
T
= 0.1 µF
C
L
= 10 pF
T
A
= 25°C
RESET t
f
RESET t
r
RESET t
r
RESET t
f
Figure 6
24
18
12
6
0 25 50 75 100 125
t – Assertion Time – ns
30
36
ASSERTION TIME
vs
LOAD CAPACITANCE
150 175 200
V
CC
= 5 V
C
T
= 0.1 µF
R
L
= 4.7 kΩ
T
A
= 25°C
RESET t
r
RESET t
f
C
L
– Load Capacitance – pF
Figure 7
0.9
0.7
0.5
0.3
0 25 50 75 100 125
t – Deassertion Time –
1.1
1.3
DEASSERTION TIME
vs
LOAD CAPACITANCE
150 175 200
1.7
1.5
1.9
2.1
V
CC
= 5 V
C
T
= 0.1 µF
R
L
= 4.7 kΩ
T
A
= 25°C
RESET t
f
and RESET t
r
C
L
– Load Capacitance – pF
µs
†
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.
The TL7705BM is obsolete
and no longer is supplied.