• STM32L476VGT6 100-LQFP (14x14)
STM32L476VGT6 100-LQFP (14x14)

STM32L476VGT6

Ultra-low-power with FPU Arm Cortex-M4 MCU 80 MHz with 1 Mbyte of Flash memory, LCD, USB OTG, DFSDM

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Overview of STM32L476VGT6

STMicroelectronics STM32L476VGT6 is an ultra-low-power microcontroller based on the ARM Cortex-M4 architecture. It is an extremely powerful and versatile embedded device that offers a 32-bit ARM Cortex-M4 core with a range of advanced peripherals and capabilities. It includes a dedicated 125 DMIPS/1.25 DMIPS/MHz performance digital signal processor, embedded RAM and Flash memories, USB dedicated on-chip peripheral, and a wide range of analog and digital peripherals alongside comprehensive power-saving features. The STM32L476VGT6 is ideal for applications such as smart meters, wearable devices, Internet of Things (IoT) nodes, industrial applications and smart energy systems.

STM32L476VGT6

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 (LDO Mode)
    • 39 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
    • 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, USB, 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
  • LCD 8× 40 or 4× 44 with step-up converter
  • 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, p

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Source Content uid STM32L476VGT6 Part Life Cycle Code Active
Ihs Manufacturer STMICROELECTRONICS Manufacturer Package Code LQFP 100 14x14x1.4
Reach Compliance Code compliant ECCN Code 3A991.A.2
HTS Code 8542.31.00.01 Factory Lead Time 53 Weeks, 1 Day
Samacsys Manufacturer STMicroelectronics Has ADC YES
Address Bus Width Bit Size 32
Boundary Scan YES CPU Family CORTEX-M4
Clock Frequency-Max 48 MHz DAC Channels YES
DMA Channels YES External Data Bus Width
Format FLOATING POINT Integrated Cache YES
JESD-30 Code S-PQFP-G100 JESD-609 Code e3
Length 14 mm Low Power Mode YES
Moisture Sensitivity Level 3 Number of DMA Channels 14
Number of External Interrupts 16 Number of I/O Lines 82
Number of Serial I/Os 8 Number of Terminals 100
Number of Timers 14 On Chip Data RAM Width 8
On Chip Program ROM Width 8 Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C PWM Channels YES
Package Body Material PLASTIC/EPOXY Package Code LFQFP
Package Equivalence Code QFP100,.63SQ,20 Package Shape SQUARE
Package Style FLATPACK, LOW PROFILE, FINE PITCH Peak Reflow Temperature (Cel) 260
RAM (bytes) 131072 ROM (words) 1048576
ROM Programmability FLASH Seated Height-Max 1.6 mm
Speed 80 MHz Supply Current-Max 12.1 mA
Supply Voltage-Max 3.6 V Supply Voltage-Min 1.71 V
Supply Voltage-Nom 1.8 V Surface Mount YES
Technology CMOS Temperature Grade INDUSTRIAL
Terminal Finish Matte Tin (Sn) Terminal Form GULL WING
Terminal Pitch 0.5 mm Terminal Position QUAD
Time@Peak Reflow Temperature-Max (s) 30 Width 14 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC

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