January 2023 RM0453 Rev 5 1/1450
1
RM0453
Reference manual
STM32WL5x advanced Arm
®
-based 32-bit MCUs
with sub-GHz radio solution
Introduction
This document is addressed to application developers. It provides complete information on
how to use the STM32WL5x microcontrollers memory and peripherals.
STM32WL5x MCUs with integrated sub-GHZ radio operating in the 150 - 960 MHz ISM
band, belong to a family of microcontrollers with different memory sizes, packages and
peripherals.
For ordering information, mechanical and electrical device characteristics, refer to the
corresponding datasheets.
For information on the Arm
®
Cortex
®
-Mx cores, refer to the corresponding Arm
®
Technical
Reference Manuals available on http://infocenter.arm.com.
STM32WL5x microcontrollers include ST state-of-the-art patented technology.
Related documents
• STM32WL55xx STM32WL54xx datasheet (DS13293)
For information on the device errata with respect to the datasheet and reference manual,
refer to the STM32WL55xx STM32WL54xx errata sheet (ES0500).
www.st.com