STM32L4R5ZI Ultra-low-power Arm Cortex-M4 32-bit MCU+FPU

STM32L4R5ZI Ultra-low-power Arm Cortex-M4 32-bit MCU+FPU

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 3 Functional overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 3.1 Arm® Cortex®-M4 core with FPU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Features

• Ultra-low-power with FlexPowerControl
  – 1.71 V to 3.6 V power supply
  – -40 °C to 85/125 °C temperature range
  – Batch acquisition mode (BAM)
  – 305 nA in VBAT mode: supply for RTC and 32x32-bit backup registers
  – 33 nA Shutdown mode (5 wakeup pins)
  – 125 nA Standby mode (5 wakeup pins)
  – 420 nA Standby mode with RTC
  – 2.8 μA Stop 2 with RTC
  – 110 μA/MHz Run mode (LDO mode)
  – 43 μA/MHz Run mode (@ 3.3 V SMPS mode)
  – 5 µs wakeup from Stop mode
  – Brownout reset (BOR) in all modes except shutdown
  – Interconnect matrix
• Core: Arm® 32-bit Cortex®-M4 CPU with FPU, adaptive real-time accelerator (ART.