Overview
The STM32L011K4U6TR is a member of the STM32L011xx family of ultra-low-power microcontrollers from STMicroelectronics. This device is based on the high-performance ARM® Cortex®-M0+ 32-bit RISC core, operating at a frequency of up to 32 MHz. It is designed to provide high power efficiency and is suitable for a wide range of applications requiring low power consumption.
The microcontroller features high-speed embedded memories, including up to 16 KB of Flash program memory, 2 KB of SRAM, and 512 bytes of data EEPROM. It also includes an extensive range of enhanced I/Os and peripherals, making it versatile for various use cases.
Key Specifications
| Parameter | Value |
|---|---|
| Core Processor | ARM Cortex-M0+ |
| Program Memory Type | Flash |
| Flash Size | 16 KB |
| RAM Size | 2 KB |
| EEPROM Size | 512 bytes |
| Speed | Up to 32 MHz |
| Supply Voltage | 1.65 V to 3.6 V |
| Operating Temperature | -40°C to +125°C |
| Package Style | UFQFPN32 |
| Mounting Method | Surface Mount |
| Number of I/O Lines | 28 |
| Interface/Connectivity | IrDA, I2C, SPI, UART, USART |
| On-Chip ADC | 10 channels, 12-bit |
| Watchdog Timers | 2 (independent and window) |
Key Features
- Ultra-Low Power Consumption: The STM32L011K4U6TR features several low-power modes, including Standby, Stop, and Sleep modes, with power consumption as low as 0.23 µA in Standby mode and 76 µA/MHz in Run mode.
- High-Performance Core: Based on the ARM Cortex-M0+ 32-bit RISC core, operating at up to 32 MHz.
- Enhanced Memories: Includes up to 16 KB of Flash program memory, 2 KB of SRAM, and 512 bytes of data EEPROM.
- Extensive Peripherals: Features one 12-bit ADC, two ultra-low-power comparators, several timers (including a low-power timer and an RTC), two watchdogs, and standard communication interfaces like I2C, SPI, and USART.
- Real-Time Clock and Backup Registers: Includes a real-time clock and backup registers that remain powered in Standby mode.
- Reset and Supply Management: Ultra-safe, low-power BOR (brownout reset) with 5 selectable thresholds and ultralow power POR/PDR.
Applications
- IoT Devices: Suitable for Internet of Things (IoT) applications due to its low power consumption and compact size.
- Industrial Automation: Can be used in industrial automation for control and monitoring systems.
- Consumer Electronics: Ideal for battery-powered consumer electronics such as wearables, smart home devices, and portable gadgets.
- Medical Devices: Applicable in medical devices that require low power and high reliability.
- Automotive Systems: Can be integrated into automotive systems for various control and monitoring functions.
Q & A
- What is the core processor of the STM32L011K4U6TR?
The core processor is the ARM Cortex-M0+ 32-bit RISC core.
- What is the maximum operating frequency of the STM32L011K4U6TR?
The maximum operating frequency is up to 32 MHz.
- What are the power supply voltage ranges for the STM32L011K4U6TR?
The device operates from a 1.65 V to 3.6 V power supply.
- What is the temperature range for the STM32L011K4U6TR?
The operating temperature range is from -40°C to +125°C.
- What types of communication interfaces are available on the STM32L011K4U6TR?
The device features I2C, SPI, USART, and a low-power UART (LPUART).
- How much power does the STM32L011K4U6TR consume in Standby mode?
The power consumption in Standby mode is as low as 0.23 µA.
- What is the package style of the STM32L011K4U6TR?
The package style is UFQFPN32.
- Does the STM32L011K4U6TR have any onboard ADC?
Yes, it features a 10-channel, 12-bit ADC.
- What are the watchdog timer options available on the STM32L011K4U6TR?
The device includes two watchdog timers: an independent watchdog and a window watchdog.
- Is the STM32L011K4U6TR RoHS compliant?
Yes, the device is RoHS compliant with an Ecopack2 rating.
