MSP430F6745 - Texas Instruments

MSP430F6745 Polyphase Metering SoCs

The TI MSP430F677x family of polyphase metering SoCs are powerful highly integrated solutions for revenue meters that offer accuracy and low system cost with few external components. The F677x family of devices uses the low-power MSP430 CPU with a 32-bit multiplier to perform all energy calculations, metering applications such as tariff rate management, and .

Features

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• Accuracy < 0.1% Over 2000:1 Dynamic Range for Phase Current
• Meets or Exceeds ANSI C12.20 and IEC 62053 Standards
• Support for Multiple Sensors Such as Current Transformers, Rogowski Coils, or Shunts
• Power Measurement for up to Three Phases Plus Neutral
• Dedicated Pulse Output Pins for Active and Reactive Energy for Calibration
• Four-Quadrant Measurement per Phase or Cumulative
• Exact Phase Angle Measurements
• Digital Phase Correction for Current Transformers
• Temperature Compensated Energy Measurements
• 40-Hz to 70-Hz Line Frequency Range Using Single Calibration
• Flexible Powe.