IEEE 802.15.4 2.4 GHz radio
Transmitter: 2-point direct synthesizer modulation
Receiver: low IF super heterodyne architecture
Digital BB DSP and MAC support
-100 dBmsensitivity and up to 7 dBmoutput power
Microcontroller
ARM Cortex-M3 core architecture
Embedded memory (eFlash16kx64, SRAM 4kx16)
Other
Compatible with SN2xx series
QFN48 and QFN40 packages available
Networking
ZigBeecompliant PRO stack with enhancements
128-Kbyte Flash for stack and apps codes
Peripherals
AES encryption HW accelerator
Debug channel via JTAG
USART, SPI, I2C, 24 GPIOs
STM32W108CBU64TR.pdf