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STM32L053C8T6TR
Phone Buy
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Datasheet
DESCRIPTION
Ultra-low-power 32-bit MCU Arm®-based Cortex®-M0+, up to 64KB Flash, 8KB SRAM, 2KB EEPROM, LCD, USB, ADC, DAC 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%) – 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 • LCD driver for up to 8×28segments – Support contrast adjustment – Support blinking mode – Step-up converted on board • Rich Analog peripherals – 12-bit ADC 1.14 Msps up to 16 channels (down to 1.65 V) – 12-bit 1 channel DAC with output buffers (down to 1.8 V) – 2x ultra-low-power comparators (window mode and wake up capability, down to 1.65 V) • Up to 24 capacitive sensing channels supporting touchkey, linear and rotary touch sensors • 7-channel DMA controller, supporting ADC, SPI, I2C, USART, DAC, Timers • 8x peripheral communication interfaces – 1x USB 2.0 crystal-less, battery charging detection and LPM – 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 for DAC, and 2x watchdogs (independent/window) • CRC calculation unit, 96-bit unique ID • True RNG and firewall protection • All packages are ECOPACK2 All the evaluation(0)
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