DESCRIPTION
The TS831 ultra low power integrated circuit incorporates a high stability band-gap voltage reference and a comparator with open drain output. The threshold voltage is set at 4.33V for TS831-5, 4.5V for TS831-4 and 2.71V for TS831-3 by internal thermally matched resistances.
■ ULTRA LOW POWER CONSUMPTION :
12µA maximum
■ PRECISION RESET THRESHOLD
■ THRESHOLD VOLTAGE:
4.33V typ. FOR TS831-5
4.50V typ. FOR TS831-4
2.71V typ. FOR TS831-3
■ GUARANTEED RESET OPERATION FOR
VCC DOWN TO 1V
■ OPEN DRAIN OUTPUT COMPARATOR
■ FAST RESPONSE TIME : 20µs FOR A 10mV
OVERDRIVE
■ INTERNAL BUILT-IN HYSTERESIS
■ PIN TO PIN COMPATIBLE WITH MC33064
AND MC33164
APPLICATION
■ Power-on reset generator for microcontroller
■ Power failure detector