Datasheet Summary
STM32L552xx
Ultra-low-power Arm® Cortex®-M33 32-bit MCU+TrustZone®+FPU, 165 DMIPS, up to 512 KB Flash memory, 256 KB SRAM, SMPS
- production data
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)
- 187 nA in VBAT mode: supply for RTC and
32x32-bit backup registers
- 17 nA Shutdown mode (5 wakeup pins)
- 108 nA Standby mode (5 wakeup pins)
- 222 nA Standby mode with RTC
- 3.16 μA Stop 2 with RTC
- 106 μA/MHz Run mode (LDO mode)
- 62 μA/MHz Run mode @ 3 V
(SMPS step-down converter mode)
- 5 µs wakeup from Stop mode
- Brownout reset (BOR) in all modes except
Shutdown
Core
- Arm®...