KW31Z: Kinetis® KW31Z-2.4 GHz Bluetooth Low Energy (BLE) Wireless Radio Microcontroller (MCU) based on Arm® Cortex®-M0+ Core

Overview

Features

Kinetis® W Series KW31Z MCUs Block Diagram

Kinetis<sup>&#174;</sup> W Series KW31Z MCUs Block Diagram

Kinetis W Series MCUs: Expanding the Possibilities

Kinetis W Series MCUs: Expanding the Possibilities  thumbnail

Comparison Table

Kinetis KW41Z Family Solutions

Part Number Wireless Connectivity Protocol Memory Package Size Hardware Development Tool
MKW41Z512VHT4 Bluetooth Low Energy and IEEE 802.15.4 512 KB Flash,
128 KB RAM
7 mm x 7 mm x 1 mm
48-pin Laminate QFN
FRDM-KW41Z
USB-KW41Z
MKW41Z256VHT4 256 KB Flash,
64 KB SRAM
MKW41Z512CAT4R 512 KB Flash,
128 KB RAM
3.9 mm x 3.8 mm
75-pin WLCSP
MKW31Z512VHT4 Bluetooth Low Energy 512 KB Flash,
128 KB RAM
7 mm x 7 mm x 1 mm
48-pin Laminate QFN
MKW31Z256VHT4 256 KB Flash,
64 KB SRAM
MKW31Z512CAT4R 512 KB Flash,
128 KB RAM
3.9 mm x 3.8 mm
75-pin WLCSP
MKW21Z512VHT4 IEEE 802.15.4 512 KB Flash,
128 KB RAM
7 mm x 7 mm x 1 mm
48-pin Laminate QFN
MKW21Z256VHT4 256 KB Flash,
64 KB SRAM

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Available Software Development Kits

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 1.0.1 includes the following components:

  • KW40Z Bluetooth® low energy v4.2 stack, v1.1.4
  • KW40Z IEEE® 802.15.4-2006/2011 MAC/PHY implementation v5.2.4
  • KW40Z Simple Media Access Controller (SMAC) v3.2.4
  • KW40Z-enabled Connectivity Framework

NXP Designs: Reference Design Library

Technical content and expertise to help jump start your design and get you to production faster.