Datasheet STMicroelectronics STM32L412RBI6P

ManufacturerSTMicroelectronics
SeriesSTM32L412RB
Part NumberSTM32L412RBI6P

Ultra-low-power with FPU Arm Cortex-M4 MCU 80 MHz with 128 Kbytes of Flash memory, USB

Datasheets

Datasheet STM32L412xx
PDF, 2.7 Mb, Language: en, File uploaded: Feb 3, 2022, Pages: 192
Ultra-low-power Arm Cortex -M4 32-bit MCU+FPU, 100DMIPS, up to 128KB Flash, 40KB SRAM, analog, ext. SMPS
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Detailed Description

All features
  • Ultra-low-power with FlexPowerControl
    • 1.71 V to 3.6 V power supply
    • -40 °C to 85/125 °C temperature range
    • 300 nA in VBAT mode: supply for RTC and 32x32-bit backup registers
    • 16 nA Shutdown mode (4 wakeup pins)
    • 32 nA Standby mode (4 wakeup pins)
    • 245 nA Standby mode with RTC
    • 0.7 µA Stop 2 mode, 0.95 µA with RTC
    • 79 µA/MHz run mode (LDO Mode)
    • 28 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
    • 442 ULPMark-CP
    • 165 ULPMark-PP
  • 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
    • PLL for system clock
  • Up to 52 fast I/Os, most 5 V-tolerant
  • RTC with HW calendar, alarms and calibration
  • Up to 12 capacitive sensing channels: support touchkey, linear and rotary touch sensors
  • 10x timers: 1x 16-bit advanced motor-control, 1x 32-bit and 2x 16-bit general purpose, 1x 16-bit basic, 2x low-power 16-bit timers (available in Stop mode), 2x watchdogs, SysTick timer

Status

Lifecycle StatusActive (Recommended for new designs)

Packaging

PackageUFBGA 64 5x5x0.6 P 0.5 mm

Other Options

STM32L412C8 STM32L412CB STM32L412K8 STM32L412KB STM32L412R8 STM32L412T8 STM32L412TB

Model Line

Manufacturer's Classification

  • Microcontrollers & Microprocessors > STM32 32-bit Arm Cortex MCUs > STM32 Ultra Low Power MCUs > STM32L4 Series > STM32L4x2