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Kinetis
®
KW41Z/31Z/21Z
MCUs for Wireless Applications
TARGET APPLICATIONS
`
Home automation
– Access control
– Appliances
– Lighting control
– Smart thermostats
– Water heater control
– Curtain/window blind control
– Security systems
`
Building automation
– Building control and monitoring
– Building HVAC control
– Fire/security
– Retail pricing management
– Security and access control
– Usage data collection
`
Healthcare
– Fitness monitoring
– Home healthcare
– Institutional care
– Medication asset
– Patient monitoring
Memories
Transceiver
System
Core
Analog
Clocks
Security
Communications
Timers
AES-128
True Random
Number Generator
2 x SPI
2 x I
2
C
Internal and
External Watchdogs
DMA
DC-DC Converter
Internal Reference
Clocks
Low-/High-
Frequency Osc.
Low-Leakage
Wake-Up Unit
FlexTimers
Programmable
Delay Block
Independent Real-
Time Clock
Periodic Interrupt
Timers
Low-Power Timer
ARM
®
Cortex
®
-M0+
Core 48 MHz
Debug
Interfaces
Interrupt
Controller
Up to 512 KB
Flash
Up to 128 KB
SRAM
16-bit ADC
12-bit DAC
Balun
LPUART
GPIO w/ IRQ
Capabilities
Frequency-Locked
Loop
BLE 4.2 Generic FSK
802.15.4 Radio
6-bit ACMP
TSI
CMT
KINETIS KW41Z/31Z/21Z WIRELESS MCUS BLOCK DIAGRAM
Design with
multi-mode
(BLE/Generic-
FSK/802.15.4)
radio solutions
Kinetis
®
KW41Z/31Z/21Z
MCUs for Wireless Applications
Coming Soon
Technical
Seminar
Design with multi-mode
(BLE/Generic-FSK/802.15.4) radio solutions
R
ead more:
The Kinetis KW41Z/31Z/21Z MCU family can support multiple protocols running concurrently
(time slice) like Thread, based on 802.15.4 network, and a BLE network. Also integrate a
buck-boost DC-DC converter, supporting a wide range of operating voltages from 0.9 V to 4.2 V.