KW21Z: Kinetis® KW21Z-2.4 GHz 802.15.4 Wireless Radio Microcontroller (MCU) based on ARM® Cortex®-M0+ Core

Overview

Kinetis® W Series KW21Z MCUs Block Diagram

Kinetis<sup>&#174;</sup> W Series KW21Z MCUs Block Diagram

Kinetis W Series MCUs: Expanding the Possibilities

Video

Features

Available Software Development Kits

Kinetis® SDK – Comprehensive software support for Kinetis MCUs including peripheral drivers, stacks and middleware.

HomeKit SDK for Kinetis MCUs - Full HomeKit support for home automation applications lets you communicate with and control connected accessories in a home environment.

Protocol Stacks

Connectivity Software

Kinetis Connectivity Software Version 1.0.2 includes the following components:

  • KW41Z Bluetooth® low energy v4.2 stack, v1.2.2
  • KW41Z Thread® stack v1.1.0
  • KW41Z IEEE® 802.15.4-2006/2011 MAC/PHY implementation v5.3.2
  • KW41Z Generic FSK link layer software v1.0.2
  • KW41Z Simple Media Access Controller (SMAC) v3.3.2
  • KW41Z-enabled Connectivity Framework v5.3.2

Kinetis Designs - A Reference Design Library

Leverage this library of resources and reference designs using Kinetis MCUs to help jump-start your next embedded project.

Complementary Products

Featured Protocol

Featured Technology

Comparison Table

Kinetis KW41Z Family Solutions

Part Number Wireless Connectivity Protocol Memory Package Size Hardware Development Tool
MKW41Z512VHT4
MKW41Z256VHT4
Bluetooth Low Energy and IEEE 802.15.4 512 KB Flash, 128 KB RAM
256 KB Flash, 64 KB SRAM
7 mm x 7 mm x 1 mm
48-pin Laminate QFN



FRDM-KW41Z
USB-KW41Z
MKW31Z512VHT4
MKW31Z256VHT4
Bluetooth Low Energy 512 KB Flash, 128 KB RAM
256 KB Flash, 64 KB SRAM
7 mm x 7 mm x 1 mm
48-pin Laminate QFN
MKW21Z512VHT4
MKW21Z256VHT4
IEEE 802.15.4 512 KB Flash, 128 KB RAM
256 KB Flash, 64 KB SRAM
7 mm x 7 mm x 1 mm
48-pin Laminate QFN