Overview
The STM32L051T8Y6DTR is a 32-bit microcontroller from STMicroelectronics, part of the STM32L0 series. This ultra-low-power device is based on the Arm® Cortex®-M0+ core and is designed for applications requiring minimal power consumption without compromising performance. The microcontroller features a wide range of peripherals and interfaces, making it suitable for various low-power applications such as IoT devices, wearable electronics, and industrial automation.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M0+ |
| Maximum Clock Frequency | 32 MHz |
| Program Memory Size | 64 KB Flash |
| Data Memory Size | 8 KB SRAM, 2 KB EEPROM |
| ADC Resolution | 12-bit, up to 16 channels |
| Power Supply Range | 1.65 V to 3.6 V |
| Temperature Range | -40 to 125 °C |
| Low-Power Modes | Standby: 0.27 µA, Stop: 0.4 µA, Stop + RTC + RAM retention: 0.8 µA |
| Communication Interfaces | USART, SPI, I2C, UART |
| Package Type | WLCSP-36 |
Key Features
- Ultra-low-power platform with various low-power modes (Standby, Stop, etc.) to minimize power consumption.
- Arm® 32-bit Cortex®-M0+ core with a maximum clock frequency of 32 MHz.
- Up to 64 KB of Flash memory, 8 KB of SRAM, and 2 KB of EEPROM.
- 12-bit ADC with up to 16 channels and ultra-low-power comparators.
- Rich set of communication interfaces including USART, SPI, I2C, and UART.
- 7-channel DMA controller and multiple timers (including 16-bit and ultra-low-power timers).
- Internal clock sources including crystal oscillators, RC oscillators, and a PLL for CPU clock.
- Ultra-safe, low-power BOR (brownout reset) and programmable voltage detector (PVD).
- Serial wire debug supported for development.
Applications
- Internet of Things (IoT) devices requiring low power consumption.
- Wearable electronics and portable devices.
- Industrial automation and control systems.
- Smart home devices and energy management systems.
- Medical devices and health monitoring systems.
Q & A
- What is the core architecture of the STM32L051T8Y6DTR?
The STM32L051T8Y6DTR is based on the Arm® 32-bit Cortex®-M0+ core.
- What is the maximum clock frequency of the STM32L051T8Y6DTR?
The maximum clock frequency is 32 MHz.
- What are the power supply and temperature ranges for this microcontroller?
The power supply range is 1.65 V to 3.6 V, and the temperature range is -40 to 125 °C.
- What are the low-power modes available on this microcontroller?
The microcontroller features Standby, Stop, and Stop + RTC + RAM retention modes with current consumptions of 0.27 µA, 0.4 µA, and 0.8 µA respectively.
- What types of communication interfaces are supported by the STM32L051T8Y6DTR?
The microcontroller supports USART, SPI, I2C, and UART interfaces.
- What is the package type of the STM32L051T8Y6DTR?
The package type is WLCSP-36.
- Does the STM32L051T8Y6DTR support serial wire debug for development?
Yes, it supports serial wire debug.
- What is the resolution of the ADC on the STM32L051T8Y6DTR?
The ADC resolution is 12-bit with up to 16 channels.
- What types of timers are available on the STM32L051T8Y6DTR?
The microcontroller includes multiple timers such as 16-bit timers, ultra-low-power timers, and a SysTick timer.
- Does the STM32L051T8Y6DTR have any internal clock sources?
Yes, it includes crystal oscillators, RC oscillators, and a PLL for CPU clock.
