• Core

  Cortex-M4, 72 MHz

• Family

  K40 Series

• CMSIS Pack

  Kinetis_K40_DFP

The Kinetis K4x MCU family is pin-peripheral and software-compatible with the Kinetis K1x MCU family and adds full-speed USB 2.0 On-The-Go with device charge detect capability and a flexible low-power segment LCD controller with support for up to 320 segments.
Devices start from 64 KB of flash in 64-pin QFN packages extending up to 512 KB in a 144-pin MAPBGA package with a rich suite of analog, communication, timing and control peripherals.