• ARM Cortex-M4 at 72 MHz

• Ultra low energy operation

• 80 μA/MHz in Energy Mode 0 (EM0)

• 2.1 μA EM2 Deep Sleep current (RTCC

running with state and RAM retention)

• Octal/Quad-SPI memory interface w/ XIP

• SD/MMC/SDIO Host Controller

• 10/100 Ethernet MAC with 802.3az EEE,

IEEE1588

• Dual CAN 2.0 Bus Controller

• Crystal-free low-energy USB

• Hardware cryptographic engine supports

AES, ECC, SHA, and TRNG

• Robust capacitive touch sense

• Footprint compatible with select EFM32

packages

• 5 V tolerant I/O