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STMicroelectronics Electronic Components Datasheet

STM32L100RC Datasheet

Ultra-low-power 32-bit MCU

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STM32L100RC pdf
STM32L100RC
Ultra-low-power 32-bit MCU ARM-based Cortex-M3,
256KB Flash, 16KB SRAM, 4KB EEPROM, LCD, USB, ADC, DACs
Datasheet production data
Features
Ultra-low-power platform
– 1.8 V to 3.6 V power supply
-40 °C to 85 °C temperature range
– 0.35 µA Standby mode (3 wakeup pins)
1.3 µA Standby mode + RTC
– 0.65 µA Stop mode (16 wakeup lines)
– 1.5 µA Stop mode + RTC
– 11 µA Low-power Run mode
– 238 µA/MHz Run mode
– 10 nA ultra-low I/O leakage
– 8 µs wakeup time
Core: ARM® 32-bit Cortex-M3 CPU
– From 32 kHz up to 32 MHz max
– 33.3 DMIPS peak (Dhrystone 2.1)
– Memory protection unit
Reset and supply management
– Low power, ultrasafe BOR (brownout reset)
with 5 selectable thresholds
– Ultra-low-power POR/PDR
– Programmable voltage detector (PVD)
Clock sources
– 1 to 24 MHz crystal oscillator
– 32 kHz oscillator for RTC with calibration
– High Speed Internal 16 MHz
– Internal Low Power 37 kHz RC
– Internal multispeed low power 65 kHz to
4.2 MHz
– PLL for CPU clock and USB (48 MHz)
Pre-programmed bootloader
– USB and USART supported
Development support
– Serial wire debug supported
– JTAG supported
51 fast I/Os (42 I/Os 5V tolerant), all mappable
on 16 external interrupt vectors
LQFP64 (10 × 10 mm)
Memories
– 256 KB Flash with ECC
– 16 KB RAM
– 4 KB of true EEPROM with ECC
– 20 B Backup Register
LCD Driver for up to 8x28 segments
Analog peripherals
– 12-bit ADC 1Msps up to 20 channels
– 12-bit DACs 2 channels with output buffers
– 2x Ultra-low-power-comparators
(window mode and wake up capability)
DMA controller 12x channels
9x peripherals communication interface
– 1xUSB 2.0 (internal 48 MHz PLL)
– 3xUSART
– 3xSPI 16 Mbits/s (2x SPI with I2S)
– 2xI2C (SMBus/PMBus)
10x timers: 6x 16-bit with up to 4 IC/OC/PWM
channels, 2x 16-bit basic timer, 2x watchdog
timers (independent and window)
CRC calculation unit
July 2013
This is information on a product in full production.
DocID024995 Rev 1
1/103
www.st.com


STMicroelectronics Electronic Components Datasheet

STM32L100RC Datasheet

Ultra-low-power 32-bit MCU

No Preview Available !

STM32L100RC pdf
Contents
Contents
STM32L100RC
1
2
3
2/103
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.1 Device overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
2.2 Ultra-low-power device continuum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
2.2.1 Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
2.2.2 Shared peripherals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
2.2.3 Common system strategy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
2.2.4 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Functional overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
3.1 Low power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.2 ARM® Cortex™-M3 core with MPU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
3.3 Reset and supply management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
3.3.1 Power supply schemes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
3.3.2 Power supply supervisor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
3.3.3 Voltage regulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
3.3.4 Boot modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
3.4 Clock management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
3.5 Low power real-time clock and backup registers . . . . . . . . . . . . . . . . . . . 22
3.6 GPIOs (general-purpose inputs/outputs) . . . . . . . . . . . . . . . . . . . . . . . . . 22
3.7 Memories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
3.8 DMA (direct memory access) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
3.9 LCD (liquid crystal display) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
3.10 ADC (analog-to-digital converter) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
3.10.1 Internal voltage reference (VREFINT) . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
3.11 DAC (digital-to-analog converter) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
3.12 Ultra-low-power comparators and reference voltage . . . . . . . . . . . . . . . . 25
3.13 System configuration controller and routing interface . . . . . . . . . . . . . . . 25
3.14 Timers and watchdogs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
3.14.1 General-purpose timers (TIM2, TIM3, TIM4, TIM9, TIM10 and TIM11) . 26
3.14.2 Basic timers (TIM6 and TIM7) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
3.14.3 SysTick timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
DocID024995 Rev 1


Part Number STM32L100RC
Description Ultra-low-power 32-bit MCU
Maker STMicroelectronics
Total Page 30 Pages
PDF Download
STM32L100RC pdf
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