
STM32® 32-bit MCU Family
Leading Supplier of ARM® Cortex®-M Microcontrollers
STM32L5 Series Excellence in Ultra-low Power with more Security
STMicroelectronics' STM32L5 series is the answer for embedded applications requiring more security and a lower power consumption. It adds more security with Arm® Cortex®-M33 and its TrustZone® technology as well as ST’s security implementation while using our best-in-class ultra-low power technology.
Offering up to 512 Kbytes of Flash (dual bank) memory and 256 Kbytes of SRAM, the STM32L5 reaches an upgraded level of performance.
The STM32L5 offers a large portfolio with 7 packages (from 48 to 144 pins) and supports up to 125°C ambient temperature.

STM32 L5
Image | Manufacturer Part Number | Description | DigiKey Programmable | Core Processor | Core Size | Available Quantity | Price | View Details | |
---|---|---|---|---|---|---|---|---|---|
![]() | ![]() | STM32L552ZET6 | IC MCU 32BIT 512KB FLASH 144LQFP | Not Verified | ARM® Cortex®-M33 | 32-Bit | 20 - Immediate | $79.52 | View Details |
![]() | ![]() | STM32L552CCT6 | IC MCU 32BIT 256KB FLASH 48LQFP | Not Verified | ARM® Cortex®-M33 | 32-Bit | 3011 - Immediate | $57.21 | View Details |
![]() | ![]() | STM32L562CET6 | IC MCU 32BIT 512KB FLASH 48LQFP | Not Verified | ARM® Cortex®-M33 | 32-Bit | 1627 - Immediate | $80.76 | View Details |
![]() | ![]() | STM32L552RET6 | IC MCU 32BIT 512KB FLASH 64LQFP | Not Verified | ARM® Cortex®-M33 | 32-Bit | 1126 - Immediate | $82.16 | View Details |
![]() | ![]() | STM32L552QEI6 | IC MCU 32BIT 512KB FLSH 132UFBGA | Not Verified | ARM® Cortex®-M33 | 32-Bit | 0 - Immediate | $93.52 | View Details |
![]() | ![]() | STM32L552VET6 | IC MCU 32BIT 512KB FLASH 100LQFP | Not Verified | ARM® Cortex®-M33 | 32-Bit | 194 - Immediate | $88.99 | View Details |