STM32L475VG datasheet(1/193 Pages) STMICROELECTRONICS

No de pièce	STM32L475VG

Description	Ultra-low-power ARM Cortex-M4 32-bit MCUFPU, 100DMIPS, up to 1MB Flash, 128 KB SRAM, USB OTG FS, analog, audio

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Fabricant	STMICROELECTRONICS [STMicroelectronics]

Site Internet	http://www.st.com

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1 / 193 page

This is information on a product in full production.

March 2016

DocID027692 Rev 2

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STM32L475xx

Ultra-low-power ARM® Cortex®-M4 32-bit MCU+FPU, 100DMIPS,

up to 1MB Flash, 128 KB SRAM, USB OTG FS, analog, audio

Datasheet

- production data

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 Stop 2 with

RTC

– 100 µA/MHz run mode

– Batch acquisition mode (BAM)

– 4 µs wakeup from Stop mode

– Brown out reset (BOR) in all modes except

shutdown

– 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/1.25DMIPS/MHz (Dhrystone

2.1), and DSP instructions

• 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

• RTC with HW calendar, alarms and calibration

• Up to 21 capacitive sensing channels: support

touchkey, linear and rotary touch sensors

• 16x timers: 2 x 16-bit advanced motor-control,

2 x 32-bit and 5 x 16-bit general purpose, 2x

16-bit basic, 2x low-power 16-bit timers

(available in Stop mode), 2x watchdogs,

SysTick timer

• Up to 114 fast I/Os, most 5 V-tolerant, up to 14

I/Os with independent supply down to 1.08 V

• 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 hardware parity check

– External memory interface for static

memories supporting SRAM, PSRAM and

NOR memories

– Quad SPI memory interface

• 4x digital filters for sigma delta modulator

• Rich analog peripherals (independent supply)

– 3× 12-bit ADC 5 Msps, up to 16-bit with

hardware oversampling, 200 µA/Msps

– 2x 12-bit DAC, low-power sample and hold

– 2x operational amplifiers with built-in PGA

– 2x ultra-low-power comparators

• 18x communication interfaces

– USB OTG 2.0 full-speed, LPM and BCD

– 2x SAIs (serial audio interface)

–3x I2C FM+(1 Mbit/s), SMBus/PMBus

– 6x USARTs (ISO 7816, LIN, IrDA, modem)

– 3x SPIs (4x SPIs with the Quad SPI)

– CAN (2.0B Active) and SDMMC interface

– SWPMI single wire protocol master I/F

• 14-channel DMA controller

• True random number generator

• CRC calculation unit, 96-bit unique ID

• Development support: serial wire debug

(SWD), JTAG, Embedded Trace Macrocell™

Table 1. Device summary

Reference

Part number

STM32L475xx

STM32L475RG, STM32L475VG, STM32L475RE,

STM32L475VE, STM32L475RC, STM32L475VC

LQFP100 (14 x 14)

LQFP64 (10 x 10)

www.st.com

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