GENERAL DESCRIPTION

The TCM809 and TCM810 are cost-effective system supervisor circuits designed to monitor VCC in digital systems and provide a reset signal to the host processor when necessary. No external components are required.

FEATURES

■ Precision VCC Monitor for 3.0V, 3.3V, 5.0V Nominal System V Supplies

■ 140msec Guaranteed Minimum RESET, RESET Output Duration

■ RESET Output Guaranteed to VCC = 1.0V (TCM809)

■ Low 17µA Supply Current

■ VCC Transient Immunity

■ Small SOT-23B-3 Package

■ No External Components

TYPICAL APPLICATIONS

■ Computers

■ Embedded Systems

■ Battery Powered Equipment

■ Critical µP Power Supply Monitoring