TL7702A_10 Datasheet, PDF (6/21 Pages) Texas Instruments – SUPPLY-VOLTAGE SUPERVISORS

TL7702A, TL7705A, TL7709A, TL7712A, TL7715A
SUPPLY-VOLTAGE SUPERVISORS
SLVS028I − APRIL 1983 − REVISED JULY 2009
TYPICAL CHARACTERISTICS^†
ASSERTION TIME
vs
LOAD RESISTANCE
42
V_CC = 5 V
C_T = 0.1 µF
38
C_L = 10 pF
T_A = 25°C
34
30
RESET t_r
26
22
RESET t_f
DEASSERTION TIME
vs
LOAD RESISTANCE
7
V_CC = 5 V
C_T = 0.1 µF
6
C_L = 10 pF
T_A = 25°C
5
4
RESET t_f
3
2
RESET t_r
1
18
0
2
4
6
8
10
R_L − Load Resistance − kΩ
Figure 2
0
0
2
4
6
8
10
R_L − Load Resistance − kΩ
Figure 3
ASSERTION TIME
vs
LOAD CAPACITANCE
44
V_CC = 5 V
C_T = 0.1 µF
40 R_L = 4.7 kΩ
T_A = 25°C
36
RESET t_r
32
28
24
RESET t_f
20
0 25 50 75 100 125 150 175 200
C_L − Load Capacitance − pF
Figure 4
DEASSERTION TIME
vs
LOAD CAPACITANCE
3.6
V_CC = 5 V
C_T = 0.1 µF
3.2 _{RL = 4.7 kΩ}
T_A = 25°C
2.8
RESET t_f
2.4
2
1.6
RESET t_r
1.2
0.8
0
25 50 75 100 125 150 175 200
C_L − Load Capacitance − pF
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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