DESCRIPTION
The SAMES SA2002P provides a single chip solution for single phase mechanical counter based energy meters. A precision oscillator, that replaces an external crystal is integrated on chip.

FEATURES

Provides a single chip solution for energy meters with a mechanical display
No external crystal or resonator required
Precision on chip oscillator (<60ppm/°C drift)
Direct stepper motor/impulse counter drive
Calibration and setup stored on external EEPROM - no trimpots required
Flexible programmable features
Unidirectional and bi-directional power and energy measurement
Can measure AC or DC energy.
Meets the IEC 61036 Specification for Class 1 AC Watt hour meters
Less than 1% error over a dynamic range of 1:1000
Protected against ESD
Total power consumption rating below 30mW
Adaptable to different types of sensors
Operates over a wide temperature range
Precision voltage reference on-chip (<100ppm/°C drift)