TL7757_14 Datasheet, PDF (5/20 Pages) Texas Instruments – SUPPLY-VOLTAGE SUPERVISOR AND PRECISION VOLTAGE DETECTOR

TL7757
SUPPLY-VOLTAGE SUPERVISOR
AND PRECISION VOLTAGE DETECTOR
SLVS041I − SEPTEMBER 1991 − REVISED AUGUST 2003
PARAMETER MEASUREMENT INFORMATION
+
5.5 V
−
V_CC
TL7757
RESET
15 V
A
GND
Figure 1. Test Circuit for Output Leakage Current
Pulse
Generator
0.1 mF
V_CC
TL7757
RESET
GND
R_L = 1 kΩ
OUT
C_L = 100 pF
(see Note A)
NOTE A: Includes jig and probe capacitance
Figure 2. Test Circuit for RESET Output Switching Characteristics
V_CC
(see Note A)
4.8 V
V_IT+
4.3 V
t_PLH
RESET
90%
50%
10%
V_IT−
t_PHL
90%
50%
10%
t_r
t_f
NOTE A: V_CC slew rate ≤ 5 µs
Figure 3. Switching Diagram
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