Overview
The STM32L031C6T7 is a microcontroller from STMicroelectronics, part of the STM32L031x4/6 family. It features the high-performance ARM® Cortex®-M0+ 32-bit RISC core operating at a 32 MHz frequency. This ultra-low-power microcontroller is designed for a wide range of applications requiring high power efficiency and compact size. The device includes high-speed embedded memories, an extensive range of enhanced I/Os, and peripherals, making it suitable for various industrial and consumer electronics projects.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics, Inc. |
| Part Number | STM32L031C6T7 |
| Package | 48-LQFP |
| Core | ARM® Cortex®-M0+ |
| Frequency | Up to 32 MHz |
| Flash Memory | Up to 32 KB with ECC |
| RAM | 8 KB |
| Data EEPROM | 1 KB with ECC |
| Input Voltage Min | 1.65 V |
| Supply Voltage Max | 3.6 V |
| Minimum Operating Temperature (°C) | -40.0 |
| Maximum Operating Temperature (°C) | 125.0 |
| Standby Mode Current | 0.25 μA (2 wakeup pins) |
| Stop Mode Current | 0.38 μA (16 wakeup lines) |
| ADC Conversion Current | 41 μA (at 10ksps) |
| Communication Interfaces | I2C, SPI, USART, LPUART |
| Timers | 3x 16-bit timers, 1x 16-bit ultra-low-power timer, 1x SysTick, 1x RTC, 2x watchdogs |
| Comparator | 2 ultra-low-power comparators |
| I/Os | Up to 38 fast I/Os (31 I/Os 5V tolerant) |
Key Features
- Ultra-low-power platform: Operating from 1.65 to 3.6 V with various low-power modes.
- High-performance core: ARM® Cortex®-M0+ 32-bit RISC core operating at up to 32 MHz.
- Enhanced I/Os and peripherals: Includes high-speed embedded memories, 12-bit ADC, ultra-low-power comparators, timers, and communication interfaces like I2C, SPI, and USART.
- Power efficiency: Features like internal voltage adaptation, multiple low-power modes, and ultra-safe BOR (brownout reset) contribute to high power efficiency.
- Real-time clock and backup registers: Includes an RTC and backup registers that remain powered in Standby mode.
- Development support: Supports serial wire debug and includes a pre-programmed bootloader.
Applications
- Industrial automation: Suitable for control systems, sensors, and actuators due to its low power consumption and robust peripherals.
- Consumer electronics: Ideal for battery-powered devices, smart home appliances, and wearables.
- Medical devices: Can be used in medical equipment requiring low power and high reliability.
- Automotive systems: Applicable in various automotive applications where low power and high performance are critical.
- IoT devices: Suitable for Internet of Things (IoT) applications that require efficient power management and advanced communication interfaces.
Q & A
- What is the core architecture of the STM32L031C6T7?
The STM32L031C6T7 features the ARM® Cortex®-M0+ 32-bit RISC core.
- What is the operating voltage range of the STM32L031C6T7?
The operating voltage range is from 1.65 to 3.6 V.
- What are the key power-saving features of the STM32L031C6T7?
The device features multiple low-power modes, including Standby, Stop, and ultra-low-power comparators, contributing to high power efficiency.
- What communication interfaces are available on the STM32L031C6T7?
The device includes I2C, SPI, USART, and LPUART interfaces.
- How much flash memory does the STM32L031C6T7 have?
The device has up to 32 KB of flash memory with ECC.
- What is the maximum operating temperature of the STM32L031C6T7?
The maximum operating temperature is 125 °C.
- Does the STM32L031C6T7 support real-time clock functionality?
Yes, it includes an RTC and backup registers that remain powered in Standby mode.
- How many I/Os does the STM32L031C6T7 have?
The device has up to 38 fast I/Os, with 31 I/Os being 5V tolerant.
- Is the STM32L031C6T7 RoHS compliant?
Yes, the device is RoHS compliant and comes in ECOPACK®2 packaging.
- What development tools are available for the STM32L031C6T7?
The device supports serial wire debug and includes a pre-programmed bootloader for easy development.
