UCC2946 Datasheet, Texas Instruments

D Fully Programmable Reset Threshold D Fully Programmable Reset Period D Fully Programmable Watchdog Period D 2% Accurate Reset Threshold D Input Voltage Down to 2 V D In.

The UCCx946 is designed to provide accurate microprocessor supervision, including reset and watchdog functions. During power up, the device asserts a reset signal RES with VDD as low as 1 V. The reset signal remains asserted until the VDD voltage ris.