● Accuracy
● 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 Power Supply Options With Automatic Switching
● Display Operates at Very Low Power During AC Mains Failure: 3 µA in LPM3
● LCD Driver With Contrast Control for up to 320 Segments
● Password-Protected Real-Time Clock With Crystal Offset Calibration and Temperature Compensation
● Integrated Security Modules to Support Anti-Tamper and Encryption
● Multiple Communication Interfaces for Smart Meter Implementations
● High-Performance 25-MHz CPU With 32-Bit Multiplier
● Wide Input Supply Voltage Range: 3.6 V Down to 1.8 V
● Ultra-Low-Power Consumption During Energy Measurement
● 2.9 mW at 10-MHz Operation (3 V)
● Multiple Low-Power Modes
● Standby Mode (LPM3): 2.1 µA at 3 V, Wake Up in Less Than 5 µs
● RTC Mode (LPM3.5): 0.34 µA at 3 V
● Shutdown Mode (LPM4.5): 0.18 µA at 3 V
● Up to 512KB of Single-Cycle Flash
● Up to 32KB of RAM With Single-Cycle Access
● Up to Seven Independent 24-Bit Sigma-Delta ADCs With Differential Inputs and Variable Gain
● System 10-Bit 200-ksps ADC
● Six Channels Plus Supply and Temperature Sensor Measurement
● Integrated Hardware AES-128 Module for Encryption
● Six Enhanced Communications Ports
● Configurable Among Four UART, Six SPI, and Two I²C Interfaces
● Four 16-Bit Timers With Nine Total Capture/Compare Registers
● 128-Pin LQFP (PEU) Package With 90 I/O Pins
● 100-Pin LQFP (PZ) Package With 62 I/O Pins
● Industrial Temperature Range of –40°C to 85°C
● 3-Phase Electronic Watt-Hour Meter Development Tools
● EVM430-F6779 With SLAA577 App Note
● MSP430™ Energy Library
