MCP39FXX Power Monitors
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Microchip’s Energy Measurement and Power Monitoring products enable accurate measurement of energy for electricity metering and power monitoring applications. The MCP39FXX offers on-chip power calculations and high-end Analog-Front-Ends (AFEs) for high-accuracy measurement. The accompanying firmware performs the power calculations on our PIC® Microcontrollers (MCUs).

Feature MCP39F511N MCP39F521 MCP39F511 MCP39F501
Inputs 1 Voltage, 2 Currents 1 Voltage, 1 Current 1 Voltage, 1 Current 1 Voltage, 1 Current
Energy ✔ ✔ ✔ -
Event Monitoring 6 4 5 8
Zero-Crossing Detection ✔ ✔ ✔ -
PWM Output ✔ - ✔ -
Min./Max. Values ✔ ✔ ✔ -
Multiple Device on Bus - ✔ - ✔
Interface UART: Selectable I2CTM: 400 kHz UART: Selectable UART: 4.8 kbps
Single-Wire Output - - ✔ ✔
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