• < 0.5% Wh Accuracy Over Wide 2000:1 Current Range and Over Temperature
• Voltage Reference < 40ppm/°C
• Four Sensor Inputs—V3P3A Referenced
• 22-Bit Delta-Sigma ADC with Independent 32-Bit Compute Engine (CE)
• 8-Bit MPU (80515), One Clock Cycle per Instruction with 2KB MPU XRAM
• 32KB Flash with Security
• Integrated In-Circuit Emulator (ICE) Interface for MPU Debug
• 32kHz Time Base with Hardware Watchdog Timer
• UART Interface and Up to 10 General- Purpose 5V Tolerant I/O Pins
• Packaged in a RoHS-Compliant (6/6) Lead(Pb)-Free, 32-Pin QFN (5mm x 5mm)
• Complete Application Firmware Provides:
o True RMS Calculations for Current, Voltage, Line Frequency, Real Power, Reactive Power, Apparent Power, and Power Factor
o Accumulated Watt-Hours, Kilowatt-Hours
o Intelligent Switch Control at Zero Crossings
o Digital Temperature Compensation
o Phase Compensation (±15°)
o Quick Calibration Routines
o 46–64Hz Line Frequency Range with Same Calibration
No comments:
Post a Comment