EFM32 Leopard Gecko Family

KEY FEATURES • ARM Cortex-M3 at 48 MHz • Ultra-low power operation • 0.65 μA current in Stop (EM3), with brown-out detection and RAM retention • 63 μA/MHz in EM1 • 211 μA/MHz in Run mode (EM0) • Fast wake-up time of 2 μs • Hardware cryptography (AES) • Up to 256 kB of flash and 32 kB of R