STM32L471QEI6

STM32L471QEI6

STM32L471QEI6TR

STM32L471QEI6TR

STM32L471QEI7TR Active

Ultra-low-power with FPU Arm Cortex-M4 MCU 80 MHz with 512 Kbytes of Flash memory, DFSDM
Supply Voltage Min Volt1.71
Supply Voltage Max Volt3.6
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius105.0
CoreArm Cortex-M4
ECCN US3A991A2
ECCN EUNEC
Packing TypeTape And Reel
ROHS Compliance GradeEcopack2
GradeIndustrial
Package NameUFBGA 7X7X0.6 132L P 0.5 R 12X12
Key Features
  • Ultra-low-power with FlexPowerControl
    • 1.71 V to 3.6 V power supply
    • -40 °C to 85/105/125 °C temperature range
    • 300 nA in VBAT mode: supply for RTC and 32x32-bit backup registers
    • 30 nA Shutdown mode (5 wakeup pins)
    • 120 nA Standby mode (5 wakeup pins)
    • 420 nA Standby mode with RTC
    • 1.1 µA Stop 2 mode, 1.4 µA with RTC
    • 100 µA/MHz run 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
    • 294 ULPMark™ CP score
    • 106 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)
    • 3 PLLs for system clock, audio, ADC
  • Up to 114 fast I/Os, most 5 V-tolerant, up to 14 I/Os with independent supply down to 1.08 V
  • RTC with HW calendar, alarms and calibration
  • Up to 24 capacitive sensing channels: support touchkey, linear and rotary touch sensors
  • 16x timers: 2x 16-bit advanced motor-control, 2x 32-bit and 5x 16-bit general purpose, 2x 16-bit basic, 2x low-power 16-bit timers (available in Stop mode), 2x watchdogs, SysTick timer
  • Memories
    • Up to 1 MB Flash, 2 banks read-while-write, proprietary code readout protection
    • Up to 128 KB of SRAM including 32 KB with hardwar
Out of stock
$8.33
Range Unit Price Savings
1 - 9$8.330%
10 - 24$7.5310%
25 - 99$7.1814%
100 - 249$6.2325%
250 - 499$5.9628%
500$5.4335%
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