STM32L412R8I6PTR datasheet(1/192 Pages) STMICROELECTRONICS

部件名	STM32L412R8I6PTR

功能描述	Ultra-low-power Arm® Cortex®-M4 32-bit MCUFPU, 100DMIPS, up to 128KB Flash, 40KB SRAM, analog, ext. SMPS

PDF	192 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

标志

1 / 192 page

This is information on a product in full production.

November 2020

DS12469 Rev 8

1/192

STM32L412xx

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

up to 128KB Flash, 40KB SRAM, analog, 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

– 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

• Memories

– 128 KB single bank Flash, proprietary code

readout protection

– 40 KB of SRAM including 8 KB with

hardware parity check

– Quad SPI memory interface with XIP

capability

• Rich analog peripherals (independent supply)

– 2x 12-bit ADC 5 Msps, up to 16-bit with

hardware oversampling, 200 µA/Msps

– 2x operational amplifiers with built-in PGA

– 1x ultra-low-power comparator

– Accurate 2.5 V or 2.048 V reference

voltage buffered output

• 12x communication interfaces

– USB 2.0 full-speed crystal less solution

with LPM and BCD

–3x I2C FM+(1 Mbit/s), SMBus/PMBus

– 3x USARTs (ISO 7816, LIN, IrDA, modem)

– 1x LPUART (Stop 2 wake-up)

– 2x SPIs (and 1x Quad SPI)

– IRTIM (Infrared interface)

• 14-channel DMA controller

• True random number generator

LQFP32 (7x7 mm) UFBGA64 (5x5 mm)

WLCSP36

UFQFPN32 (5x5 mm)

UFQFPN48 (7x7 mm)

LQFP64 (10x10 mm)

LQFP48 (7x7 mm)

(2.6x3.1 mm)

www.st.com

类似零件编号 - STM32L412R8I6PTR

制造商	部件名	数据表	功能描述
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