Introduction
This document must be read along with the technical documentation such as reference manual(s) and datasheets for the
STM32L4 and STM32L4+ Series microcontroller devices, available on www.st.com.
It describes how to use the devices in the context of a safety-related system, specifying the user's responsibilities for installation
and operation in order to reach the targeted safety integrity level. It also pertains to the X-CUBE-STL software product.
It provides the essential information pertaining to the applicable functional safety standards, which allows system designers to
avoid going into unnecessary details.
The document is written in compliance with IEC 61508, and it provides information relative to other functional safety standards.
The safety analysis in this manual takes into account the device variation in terms of memory size, available peripherals, and
package.
STM32L4 and STM32L4+ Series safety manual
UM2305
User manual
UM2305 - Rev 10 - June 2021
For further information contact your local STMicroelectronics sales office.
www.st.com
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