DESCRIPTION

The SAMES SA2005M provides a single chip active energy metering solution for three phase mechanical counter-based meter designs. Very few external components are required and it has direct drive capability for electro-mechanical counters.

FEATURES

+ Direct drive for electro-mechanical counters or stepper motors

+ Selectable dividing ratios for different meter rated conditions

+ Per phase energy direction and voltage fail indication

+ Precision oscillator on chip

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

+ Operates over a wide temperature range

+ Easily adaptable to different signal levels

+ Precision voltage reference on chip

+ Protected against ESD