KW20Z: Kinetis^® KW20Z-2.4 GHz 802.15.4 Wireless Radio Microcontroller based on Arm^® Cortex^®-M0+

Overview

The KW20Z is an ultra low-power, highly-integrated single-chip device that enables IEEE^® 802.15.4-2011 RF connectivity for portable, extremely low-power embedded systems. Applications include portable health care devices, access control, security systems, smart energy and home area networks.

The KW20Z Wireless MCU integrates a 2.4 GHz transceiver supporting O-QPSK modulations, an Arm^® Cortex^®-M0+ CPU, 160 KB Flash and 20 KB SRAM, 802.15.4 packet processor, hardware security and peripherals optimized to meet the requirements of the target applications.

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Features

802.15.4 Radio Features

IEEE Std. 802.15.4-2011 Standard Compliant
Typical Receiver Sensitivity = -102 dBm
Programmable Transmitter Output Power up to +5 dBm

Core and Memories

Up to 48 MHz Arm^® Cortex^®-M0+ core
On-chip 160 KB Flash memory
On-chip 20 KB SRAM

Low Power Consumption and Operating Voltage Ranges

Nine low-power modes to provide power optimization based on application requirements

Typical Rx/Tx Current (DC/DC Enabled): 6.5 mA / 8.4 mA

Bypass Voltage: 1.71V to 3.6V

DCDC Converter Buck Configuration: 2.1V to 4.2V

DCDC Converter Boost Configuration: 0.9V to 1.795V

Analog modules

16-bit Analog-to-Digital Converter (ADC)

12-bit Digital-to-Analog Converter (DAC)

6-bit High Speed Analog Comparator (CMP)

Security

AES-128 Accelerator (AESA), True Random Number Generator (TRNG)

Supported Software

802.15.4 MAC and SMAC

Kinetis^® Software Development Kit (SDK)

The FreeRTOS kernel and a bare-metal non-preemptive task scheduler

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Features

802.15.4 Radio Features

IEEE Std. 802.15.4-2011 Standard Compliant
Typical Receiver Sensitivity = -102 dBm
Programmable Transmitter Output Power up to +5 dBm

Core and Memories

Up to 48 MHz Arm^® Cortex^®-M0+ core
On-chip 160 KB Flash memory
On-chip 20 KB SRAM

Low Power Consumption and Operating Voltage Ranges

Nine low-power modes to provide power optimization based on application requirements

Typical Rx/Tx Current (DC/DC Enabled): 6.5 mA / 8.4 mA

Bypass Voltage: 1.71V to 3.6V

DCDC Converter Buck Configuration: 2.1V to 4.2V

DCDC Converter Boost Configuration: 0.9V to 1.795V

Analog modules

16-bit Analog-to-Digital Converter (ADC)

12-bit Digital-to-Analog Converter (DAC)

6-bit High Speed Analog Comparator (CMP)

Security

AES-128 Accelerator (AESA), True Random Number Generator (TRNG)

Supported Software

802.15.4 MAC and SMAC

Kinetis^® Software Development Kit (SDK)

The FreeRTOS kernel and a bare-metal non-preemptive task scheduler

Data Sheets

Application Notes

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Kinetis^® W Series KW20Z MCUs Block Diagram

Kinetis<sup>®</sup> W Series KW20Z MCUs Block Diagram

Kinetis^® W Series KW20Z MCUs Block Diagram

Kinetis^® W Series KW20Z MCUs Block Diagram

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