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Performance: At 168 MHz
SPI: 1 × master/slave SPI interface
Note: The ATMega644 is available in several variants — ATMega644 (up to 20MHz
and any application requiring reliable switching of loads up to 20A at 12V DC
Common anode design — connect VCC to anode
ACS712 30A Current Sensor Module — Hall Effect AC/DC 20A relay Performance: At 168 MHzACS712 30A Current Sensor Module Hall Effect AC DC The ACS712 30A variant is designed for high current measurement applications, capable of measuring both AC and DC currents up to 30A. It provides galvanic isolation between the high current path and your microcontroller, making it ideal for monitoring motor currents, solar inverters, battery banks, and industrial loads safely with Arduino or ESP32. Technical Specifications Parameter Value IC Allegro
