KEY FEATURES
• ARM Cortex-M4 with Floating-Point Unit
(FPU) 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 RAM