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STM32L051X6 Fiches technique(PDF) 1 Page - STMicroelectronics |
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1 / 127 page This is information on a product in full production. March 2016 DocID025938 Rev 6 1/127 STM32L051x6 STM32L051x8 Access line ultra-low-power 32-bit MCU ARM®-based Cortex®-M0+, up to 64 KB Flash, 8 KB SRAM, 2 KB EEPROM, ADC Datasheet - production data 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 KB 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 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%) – 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 Up to 51 fast I/Os (45 I/Os 5V tolerant) Memories – Up to 64 KB Flash memory with ECC –8KB RAM – 2 KB of data EEPROM with ECC – 20-byte backup register – Sector protection against R/W operation 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 ECOPACK®2 Table 1. Device summary Reference Part number STM32L051x6 STM32L051C6, STM32L051K6, STM32L051R6, STM32L051T6 STM32L051x8 STM32L051C8, STM32L051K8, STM32L051R8, STM32L051T8 UFQFPN32 5x5 mm LQFP32 7x7 mm LQFP48 7x7 mm LQFP64 10x10 mm WLCSP36 TFBGA64 5x5mm www.st.com |
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