TS831-4IN Datasheet PDF - STMicroelectronics

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