Manual

ICL7665
Microprocessor Voltage Monitor with
Dual Over/Undervoltage Detection
4 _______________________________________________________________________________________
AC OPERATING CHARACTERISTICS
(V+ = 5V, T
A
= +25°C, unless otherwise noted.)
V
SET
switched between 1.0V and 1.6V,
R
OUT
= 4.7kΩ, C
L
= 12pF,
R
HYST
= 20kΩ
µs
1.8t
H2f
Output Fall Times
4.0t
H1f
0.7t
O2f
0.6t
O1f
V
SET
switched between 1.0V and 1.6V,
R
OUT
= 4.7kΩ, C
L
= 12pF,
R
HYST
= 20kΩ
µs
0.7t
H2r
Output Rise Times
7.5t
H1r
0.8t
O2r
0.6t
O1r
V
SET
switched from 1.6V to 1.0V,
R
OUT
= 4.7kΩ, C
L
= 12pF,
R
HYST
= 20kΩ
µs
60t
SH2d
Output Delay Time,
Input Going Low
60t
SO2d
80t
SH1d
75t
SO1d
V
SET
switched from 1.0V to 1.6V,
R
OUT
= 4.7kΩ, C
L
= 12pF,
R
HYST
= 20kΩ
CONDITIONS
µs
55t
SH2d
Output Delay Time,
Input Going High
55t
SO2d
90t
SH1d
85t
SO1d
UNITSMIN TYP MAXSYMBOLPARAMETER
INPUT
OUT1
HYST1
OUT2
HYST2
t
O1f
t
SO1d
t
H1r
t
SO2d
t
SH2d
t
O2r
t
O2f
t
SH2d
t
O1r
1.6V
1.0V
V+ (5V)
GND
V+ (5V)
GND
V+ (5V)
GND
V+ (5V)
GND
V
SET1,
V
SET2
t
SH1d
t
H2r
t
H2f
t
SO2d
t
SH1d
t
H1f
t
SO1d
_______________________________________________________Switching Waveforms