AT73C500 - ATMEL Corporation

AT73C500 Chip Set Solution for Watt-Hour Meters

A two chip solution, consisting of AT73C500 and AT73C501 (or AT73C502), offers all main features required for the measurement and calculation of various power and energy quantities in static Watt-hour meters. The devices operate according to IEC1036, class 1, specification. IEC 687, class 0.5 and 0.2 requirements are fulfilled when used with external tempera.

Features

• Fulfills IEC 1036, Class 1 Accuracy Requirements
• Fulfills IEC 687, Class 0.5 and Class 0.2 Accuracy, with External Temperature
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• Compensated Voltage Reference Simultaneous Active, Reactive and Apparent Power and Energy Measurement Power Factor, Frequency, Voltage and Current Measurement Single and Poly Phase Operation Three Basic Operating Modes: Stand-Alone Mode, Microprocessor Mode and MultiChannel Mode Flexible Interfacing, 8-bit Microprocessor Interface, 8-bit Status Output and Eight Impulse Outputs Calibration of Gain and Phase Error Compensation of the Non-Lineari.