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