SP804T - 3.0V/3.3V Low Power Microprocessor Supervisory with Battery Switch-Over
The SP690T/S/R, SP802T/S/R, SP804T/S/R and SP805T/S/R devices are a family of microprocessor (µP) supervisory circuits that integrate a myriad of components involved in discrete solutions to monitor power-supply and battery-control functions in µP and digital systems.
The series will significantly i
® SP690T/S/R, SP802T/S/R, SP804T/S/R, and SP805T/S/R 3.0V/3.3V Low Power Microprocessor Supervisory with Battery Switch-Over s RESET and RESET Outputs s Reset asserted down to VCC = 1V s Reset Time Delay - 200ms s Watchdog Timer - 1.6 sec timeout s 40µA Maximum VCC Supply Current s 1µA Maximum Battery Supply Current s Power Switching 50mA Output in VCC Mode (1.5Ω) 10mA Output in Battery Mode (15Ω) s Battery Can Exceed VCC in Normal Operation s Precision Voltage Monitor for Power-Fail or Low-Ba
SP804T Features
* of the SP690T/S/R, SP802T/S/R, SP804T/S/R and SP805T/S/R devices include a watchdog timer, a µP reset and backupbattery switchover, and power-failure warning; a complete µP monitoring and watchdog solution. The series is ideal for 3.0V or 3.3V applications in portable electronics, computers, control
