Sub-threshold IC company Ambiq has announced two low-power microcontrollers for IoT end-points, one with Bluetooth. They are Apollo4 Plus and Apollo4 Blue Plus, both with an Arm Cortex-M4 core (up to 192MHz, with floating point), up to 2Mbyte MRAM (4μA/MHz operation executing from MRAM, with cache) and up to 2.75Mbyte of SRAM. The ‘Blue’ version also has …
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