MAX6439UTA PDF File ( Datasheet )

19-2535; Rev 0; 7, 02 Low-Power, Single-, Dual-Level Battery Monitors with Hysteresis and Integrated P Reset General Description The MAX6439 MAX6442 are a family of ultra-low-power battery monitors with integrated microprocessor ( P) supervisors. The battery monitors are offered with single or dual low-battery output options that can be used to signal when the battery is OK (enabling full system operation), when the battery is low (for low-power system operation), and when the battery is dead