Energy Metering MCUs

Atmel(R) Corporation (San Jose, CA) has expanded its Atmel | SMART portfolio of energy metering products with the introduction of the SAM4C32 dual-core secure MCU, along with the SAM4CMS32 and SAM4CMP32 for residential, commercial and industrial metering applications. The new system-on-chip (SoC) solutions have 2MB of cache- enabled dual-bank flash and are pin-pin compatible with existing 512KB and 1MB devices in the portfolio. Atmel's SAM4Cx series are built on a dual-core 32-bit ARM(R) Cortex(R)-M4 architecture with flexible firmware metrology capability up to a class 0.2 accuracy designed to meet WELMEC requirements for the separation of legal metrology, applications and communications.