The series/base part number STM32L5 seems to be causing trouble for a number of people searching for it on our site.
Here’s what should be showing up when you search for this chip on our site, regardless of whether you’re using a regional version of the site or the U.S. version: Electronic Components and Parts Search | DigiKey Electronics
This page shows options in two different categories: one for eval boards, and one for the microcontroller itself (under Integrated Circuits (ICs).
Please note that there several different versions of the STM32L5 available. The big choices are memory size, as well as number of inputs/outputs and number of data converter channels (both of these play into the package size/number of pins).
Common Errors
STM32LS
5TM32L5
STM3215
STM32I5
STM32IS
5TM32LS
STM325
STML325