Kinetis® K8x Secure Microcontrollers (MCUs) based on Arm® Cortex®-M4 Core

The K8x Arm® Cortex®-M4 MCUs are designed with expandable memory & advanced security capabilities targeting IOT applications such as payment & identification.

Kinetis K8x Secure MCUs
CPU Comms Hardware Security
Products Arm Memory USB
Controller
CRC
RNG
mmCAU
Crypto
Co-processor
On-the-Fly
Decryption
from external
Serial NOR
Anti-tamper
K80
Mainstream Security
150 MHz
Cortex-M4 w/
Floating Point
Unit (FPU)
256 KB Flash,
256 KB SRAM,16 KB Cache,XIP QuadSPI,SDRAM Controller
1x
Full-Speed
Crystal-less
K81
Anti-tamper &
Security co-processor
150 MHz
Cortex-M4 w/
Floating Point
Unit (FPU)
256 KB Flash,
256 KB SRAM,16 KB Cache,XIP QuadSPI,SDRAM Controller
1x
Full-Speed
Crystal-less
256-bit AES/
192-bit 3DES/
public key
128-bit AES
K82
Security co-processor
150 MHz
Cortex-M4 w/
Floating Point
Unit (FPU)
256 KB Flash,
256 KB SRAM,16 KB Cache,XIP QuadSPI,SDRAM Controller
1x
Full-Speed
Crystal-less
256-bit AES/
192-bit 3DES/
public key
128-bit AES
  • CRC: Cyclic Redundancy Check
  • RNG: Random Number Generator
  • mmCAU: Symmetric Crypto Accelerator

Kinetis K8x MCU Family - Fact Sheet

Based on the Arm Cortex-M4 core, the K8x microcontroller (MCU) family offers the security, scalability and flexibility to address the challenges of creating smart devices for the Internet of Tomorrow.