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STM32L4R5 and STM32L4S5 devices extend the ultra‐low‐power portfolio and performance with an ARM® Cortex®‐M4 core with DSP and floating‐point unit (FPU) at 120 MHz.

  • The STM32L4R5 portfolio offers from 1 to 2 Mbytes of Flash memory and from 100 to 169-pin packages.
  • The STM32L4S5 ias available with 2 Mbytes of Flash memory and provides an additional encryption accelerator engine (AES, HASH).

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