Ultra-low-power Arm Cortex-M4 32-bit MCU+FPU
STM32L452xx
Ultra-low-power Arm® Cortex®-M4 32-bit MCU+FPU, 100DMIPS, up to 512KB Flash, 160KB SRAM, analog, audio, ext...
Description
STM32L452xx
Ultra-low-power Arm® Cortex®-M4 32-bit MCU+FPU, 100DMIPS, up to 512KB Flash, 160KB SRAM, analog, audio, ext. SMPS
Datasheet - 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 – 145 nA in VBAT mode: supply for RTC and 32x32-bit backup registers – 22 nA Shutdown mode (5 wakeup pins) – 106 nA Standby mode (5 wakeup pins) – 375 nA Standby mode with RTC – 2.05 µA Stop 2 mode, 2.40 µA with RTC – 84 µA/MHz run mode (LDO Mode) – 36 μA/MHz run mode (@3.3 V SMPS Mode) – Batch acquisition mode (BAM) – 4 µs wakeup from Stop mode – Brown out reset (BOR) – Interconnect matrix
Core: Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™) allowing 0-wait-state execution from Flash memory, frequency up to 80 MHz, MPU, 100DMIPS and DSP instructions
Performance benchmark – 1.25 DMIPS/MHz (Drystone 2.1) – 273.55 CoreMark® (3.42 CoreMark/MHz @ 80 MHz)
Energy benchmark – 335 ULPMark™ CP score – 104 ULPMark™ PP score
Clock Sources – 4 to 48 MHz crystal oscillator – 32 kHz crystal oscillator for RTC (LSE) – Internal 16 MHz factory-trimmed RC (±1%) – Internal low-power 32 kHz RC (±5%) – Internal multispeed 100 kHz to 48 MHz oscillator, auto-trimmed by LSE (better than ±0.25 % accuracy) – Internal 48 MHz with clock recovery
LQFP100 (14×14) UFBGA100 (7×7) WLCSP64 UFQFPN48 (7×7) LQFP64 (10×10) UFBGA64 (5×5) (3.36×3.66)
LQFP48 (7×7)
– 2 PLLs for system clock, audio,...
Similar Datasheet