MCP39F511N Dual-Channel, Single-Phase Power-Monitoring IC with Calculation Features Description Power Monitoring of Two Loads with accuracy of The MCP39F511N is a highly integrated, complete 0.5% across 4000:1 Dynamic Range dual-channel single-phase power-monitoring IC designed for real-time measurement of input power for Built-in Calculations on Fast 16-Bit Processing dual-socket wall outlets, power strips, and consumer Core: and industrial applications. It includes dual-channel - Active, Reactive, Apparent Power 24-bit Delta-Sigma ADCs for dual-current - True RMS Current, RMS Voltage measurements, a 10-bit SAR ADC for voltage - Line Frequency, Power Factor measurement, a 16-bit calculation engine, EEPROM 64-bit Wide Import and Export Active Energy and a flexible two-wire interface. An integrated low-drift Accumulation Registers Per Channel voltage reference with 10 ppm/C in addition to 94.5 dB of SINAD performance on each measurement channel 64-bit Four Quadrant Reactive Energy allows for better than 0.5% accurate designs across a Accumulation Registers Per Channel 4000:1 dynamic range. Signed Active and Reactive Power Outputs Dedicated Zero Crossing Detection (ZCD) Pin Package Types Output with Less than 200 s Latency MCP39F511N Dedicated PWM Output Pin with Programmable 5x5 QFN* Frequency and Duty Cycle Automatic Event Pin Control through Fast Voltage Surge Detection - Less than 5 ms Delay Two-Wire Serial Protocol with Selectable Baud 28 27 26 25 24 23 22 Rate up to 115.2 kbps using Universal EVENT1 1 A 21 GND Asynchronous Receiver/Transmitter (UART) NC 2 20 V+ Fast Calibration Routines and Simplified Command Protocol NC 3 19 I2+ EP 512 Bytes User-Accessible EEPROM through UART RX 4 18 I2- 29 Page Read/Write Commands COMMON A 5 17 I1- Low-Drift Internal Voltage Reference, 10 ppm/C 16 I1+ OSCI 6 Typical OSCO EVENT2 15 7 28-lead 5x5 QFN Package 89 10 11 12 13 14 Extended Temperature Range: -40C to +125C Applications Wall Socket (Dual Plug) Power Monitoring Power Monitoring for Home Automation *Includes Exposed Thermal Pad (EP) see Table 3-1. Industrial Lighting Power Monitoring Real-Time Measurement of Input Power for AC/DC Supplies Intelligent Power Distribution Units 2015 Microchip Technology Inc. DS20005473A-page 1 DR NC NC D GND RESET MCLR AV DV DD DD D GND UART TX REFIN+/OUT COMMON B ZCD PWMMCP39F511N Functional Block Diagram AV A DV D DD GND DD GND Timing OSCI GGenereneratatiioonn OSCO Internal Oscillator UART TX UART Serial UART RX 24-bit Delta-Sigma Interface I1+ + Multi-level PGA I1- - Modulator ADC 16-BIT PWM CORE FLASH I2+ 24-bit Delta-Sigma EVENT1 + Multi-level PGA Calculation I2- - Modulator ADC EVENT2 Engine Digital Outputs (CE) ZCD 10-bit SAR V+ ADC DS20005473A-page 2 2015 Microchip Technology Inc. 3 3 SINC SINC Digital Filter Digital Filter