DESCRIPTION

The SAMES SA2007M is a single-phase bidirectional energy metering integrated circuit. It provides a mono-chip solution for energy meters with electro-mechanical displays, such as stepper motors and impulse counters. A precision oscillator, that replaces an external crystal is integrated on chip.

FEATURES

■ Provides direct interface to mechanical counters

■ Monitors Live and Neutral for tamper detection

■ Performs bidirectional energy measurement

■ Various setup modes selectable

■ Meets the IEC 521/1036 Specification for Class 1 AC Watt hour meters

■ Total power consumption rating below 30mW

■ Adaptable to different types of sensors

■ Operates over a wide temperature range

■ Precision voltage reference on-chip

■ Precision oscillator on chip