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STM32L053C6 Datasheet, PDF (1/132 Pages) STMicroelectronics – Reset and supply management | |||
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STM32L053C6 STM32L053C8
STM32L053R6 STM32L053R8
Ultra-low-power 32-bit MCU ARM®-based Cortex®-M0+, up to 64KB
Flash, 8KB SRAM, 2KB EEPROM, LCD, USB, ADC, DAC
Datasheet - production data
Features
⢠Ultra-low-power platform
â 1.65 V to 3.6 V power supply
â -40 to 125 °C temperature range
â 0.27 µA Standby mode (2 wakeup pins)
â 0.4 µA Stop mode (16 wakeup lines)
â 0.8 µA Stop mode + RTC + 8 KB RAM retention
â 88 µA/MHz in Run mode
â 3.5 µs wakeup time (from RAM)
â 5 µs wakeup time (from Flash memory)
⢠Core: ARM® 32-bit Cortex®-M0+ with MPU
â From 32 kHz up to 32 MHz max.
â 0.95 DMIPS/MHz
⢠Reset and supply management
â Ultra-safe, low-power BOR (brownout reset)
with 5 selectable thresholds
â Ultra-low-power POR/PDR
â Programmable voltage detector (PVD)
⢠Clock sources
â 1 to 25 MHz crystal oscillator
â 32 kHz oscillator for RTC with calibration
â High speed internal 16 MHz factory-trimmed RC
(+/- 1%)
â Internal low-power 37 kHz RC
â Internal multispeed low-power 65 kHz to
4.2 MHz RC
â PLL for CPU clock
⢠Pre-programmed bootloader
â USART, SPI supported
⢠Development support
â Serial wire debug supported
⢠Up to 51 fast I/Os (45 I/Os 5V tolerant)
⢠Memories
â Up to 64 KB Flash memory with ECC
â 8KB RAM
â 2 KB of data EEPROM with ECC
â 20-byte backup register
â Sector protection against R/W operation
⢠LCD driver for up to 8Ã28segments
â Support contrast adjustment
â Support blinking mode
â Step-up converted on board
)%*$
LQFP64 10x10 mm
LQFP48 7x7 mm
TFBGA64 5x5 mm
⢠Rich Analog peripherals
â 12-bit ADC 1.14 Msps up to 16 channels (down
to 1.65 V)
â 12-bit 1 channel DAC with output buffers (down
to 1.8 V)
â 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
â 1x USB 2.0 crystal-less, battery charging
detection and LPM
â 2x USART (ISO 7816, IrDA), 1x UART (low
power)
â Up to 4x SPI 16 Mbits/s
â 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 ECOPACK®2
October 2016
This is information on a product in full production.
DocID025844 Rev 7
1/132
www.st.com
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