Overview
The STM32L011K4T6TR, produced by STMicroelectronics, is a member of the ultra-low-power STM32L011xx family of microcontrollers. This device is built around the high-performance ARM® Cortex®-M0+ 32-bit RISC core, operating at a maximum frequency of 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 Kbytes of Flash program memory, 512 bytes of data EEPROM, and 2 Kbytes of RAM. It also includes an extensive range of enhanced I/Os and peripherals, making it versatile for various use cases.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM® 32-bit Cortex®-M0+ |
| Maximum Frequency | 32 MHz |
| Flash Memory | Up to 16 Kbytes |
| RAM | 2 Kbytes |
| Data EEPROM | 512 bytes |
| Backup Register | 20 bytes |
| Power Supply | 1.8 to 3.6 V (down to 1.65 V at power down) |
| Temperature Range | -40 to +125 °C |
| Package | LQFP 32 7x7x1.4 mm |
| Low-Power Modes | Standby: 0.23 μA, Stop: 0.34 μA, Stop + RTC + 2 KB RAM retention: 0.67 μA |
| ADC | 12-bit, up to 10 channels, 1.14 Msps |
| Comparators | 2 ultra-low-power comparators |
| Timers | 3 general-purpose 16-bit timers, 1 low-power timer (LPTIM), 1 RTC, 1 SysTick, 2 watchdogs |
| Communication Interfaces | 1 I2C, 1 SPI, 1 USART, 1 low-power UART (LPUART) |
Key Features
- Ultra-low-power platform with multiple power-saving modes (Standby, Stop, etc.)
- High-performance ARM® Cortex®-M0+ core with up to 32 MHz frequency
- High-speed embedded memories: up to 16 Kbytes of Flash, 2 Kbytes of RAM, and 512 bytes of data EEPROM
- Rich analog peripherals: 12-bit ADC, ultra-low-power comparators, and multiple timers
- Advanced communication interfaces: I2C, SPI, USART, and low-power UART
- Real-time clock (RTC) and backup registers
- Ultra-safe, low-power BOR (brownout reset) with 5 selectable thresholds
- Programmable voltage detector (PVD) and clock sources including internal and external oscillators
- Up to 38 fast I/Os (31 I/Os 5V tolerant)
- Serial wire debug supported and pre-programmed bootloader
Applications
The STM32L011K4T6TR is suitable for a wide range of low-power applications, including:
- Battery-powered devices and IoT applications
- Industrial automation and control systems
- Medical devices requiring low power consumption
- Consumer electronics such as smart home devices and wearables
- Automotive systems where low power is critical
Q & A
- What is the core architecture of the STM32L011K4T6TR?
The core architecture is based on the ARM® 32-bit Cortex®-M0+.
- What is the maximum operating frequency of the STM32L011K4T6TR?
The maximum operating frequency is 32 MHz.
- What are the power supply voltage ranges for the STM32L011K4T6TR?
The device operates from 1.8 to 3.6 V (down to 1.65 V at power down).
- What are the low-power modes available on the STM32L011K4T6TR?
The device features Standby, Stop, and Stop + RTC + 2 KB RAM retention modes.
- What types of communication interfaces are available on the STM32L011K4T6TR?
The device includes I2C, SPI, USART, and low-power UART interfaces.
- What is the temperature range for the STM32L011K4T6TR?
The operating temperature range is -40 to +125 °C.
- What is the package type for the STM32L011K4T6TR?
The package type is LQFP 32 7x7x1.4 mm.
- Does the STM32L011K4T6TR support serial wire debug?
- What are the key analog peripherals of the STM32L011K4T6TR?
The device features a 12-bit ADC, ultra-low-power comparators, and multiple timers.
- Is the STM32L011K4T6TR RoHS compliant?
