STM32L4+ Series Microcontrollers

STMicroelectronics STM32L4+ Series Microcontrollers offer up to 120MHz of performance and up to 2MB of Flash memory and 640Kbytes of SRAM. The STM32L4+ has rich graphics and connectivity features while keeping ultralow‐power capability. The STM32L4+ series delivers a 150DMIPS/409 CoreMark score. The microcontrollers use internal Flash memory and have 640KB SRAM, allowing them to be used in more advanced consumer, medical, and industrial low-power applications and devices.

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Program Memory Size
Data Bus Width
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STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 120 MHz 2048 kbytes of Flash USB OTG, DFSD
Datasheet
905In Stock
Min.: 1
Mult.: 1

STM32L4R5QI SMD/SMT UFBGA-132 ARM Cortex M4 2 MB 32 bit 12 bit 120 MHz 110 I/O 640 kB 1.71 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 120 MHz 2048 kbytes of Flash USB OTG, DFSD
Datasheet
4,699Expected 30/03/2026
Min.: 1
Mult.: 1

STM32L4S5QI SMD/SMT UFBGA-132 ARM Cortex M4 2 MB 32 bit 12 bit 120 MHz 110 I/O 640 kB 1.71 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 120 MHz 1024 kbytes of Flash USB OTG, DFSD
Datasheet
22In Stock
Min.: 1
Mult.: 1

STM32L4R5QG SMD/SMT UFBGA-132 ARM Cortex M4 1 MB 32 bit 12 bit 120 MHz 110 I/O 640 kB 1.71 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 120 MHz 2048 kbytes of Flash USB OTG, DFSD
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 2,496
Mult.: 2,496

STM32L4R5QI SMD/SMT UFBGA-132 ARM Cortex M4 2 MB 32 bit 12 bit 120 MHz 108 I/O 640 kB 1.14 V 1.4 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 120 MHz 2048 kbytes of Flash USB OTG, DFSD
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 2,496
Mult.: 2,496

STM32L4S5QI SMD/SMT UFBGA-132 ARM Cortex M4 2 MB 32 bit 12 bit 120 MHz 110 I/O 640 kB 1.71 V 3.6 V - 40 C + 125 C Tray