Access line ultra-low-power 32-bit MCU ARM-based Integrated circuit IC STM32L051K8U6TR

Product Features

• Ultra-low-power platform

– 1.65 V to 3.6 V power supply

– -40 to 125 °C temperature range

– 0.27 µA Standby mode (2 wakeup pins)

– 0.4 µA Stop mode (16 wakeup lines)

– 0.8 µA Stop mode + RTC + 8-Kbyte RAM retention

– 88 µA/MHz in Run mode

– 3.5 µs wakeup time (from RAM)

– 5 µs wakeup time (from Flash memory)

• Core: Arm® 32-bit Cortex®-M0+ with MPU

– From 32 kHz up to 32 MHz max.

– 0.95 DMIPS/MHz

• Memories

– Up to 64-Kbyte Flash memory with ECC

– 8-Kbyte RAM

– 2 Kbytes of data EEPROM with ECC

– 20-byte backup register

– Sector protection against R/W operation

• Up to 51 fast I/Os (45 I/Os 5V tolerant)

• Reset and supply management

– Ultra-safe, low-power BOR (brownout reset) with 5 selectable thresholds

– Ultra-low-power POR/PDR

– Programmable voltage detector (PVD)

• Clock sources

– 1 to 25 MHz crystal oscillator

– 32 kHz oscillator for RTC with calibration

– High speed internal 16 MHz factory-trimmed RC (+/- 1 Percent)

– Internal low-power 37 kHz RC

– Internal multispeed low-power 65 kHz to 4.2 MHz RC

– PLL for CPU clock

• Pre-programmed bootloader

– USART, SPI supported

• Development support

– Serial wire debug supported

• Rich Analog peripherals

– 12-bit ADC 1.14 Msps up to 16 channels (down to 1.65 V)

– 2x ultra-low-power comparators (window mode and wake up capability, down to 1.65 V)

• 7-channel DMA controller, supporting ADC, SPI, I2C, USART, Timers

• 7x peripheral communication interfaces

– 2x USART (ISO 7816, IrDA), 1x UART (low power)

– Up to 4x SPI 16 Mbits/s

– 2x I2C (SMBus/PMBus)

• 9x timers: 1x 16-bit with up to 4 channels, 2x 16-bit with up to 2 channels, 1x 16-bit ultra-low-power timer, 1x SysTick, 1x RTC, 1x 16-bit basic, and 2x watchdogs (independent/window)

• CRC calculation unit, 96-bit unique ID

• All packages are ECOPACK2

Specifications

Actual product photos

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Official Certificate&Certificate

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