Overview
The STM32L052T8Y6TR is a microcontroller unit (MCU) from STMicroelectronics, part of the STM32L0 series. This ultra-low-power MCU is based on the Arm® Cortex®-M0+ core and is designed for applications requiring high performance, low power consumption, and advanced features. The device is particularly suited for battery-powered devices, IoT applications, and other systems where energy efficiency is critical.
Key Specifications
| Specification | Value |
|---|---|
| Core | Arm® Cortex®-M0+ |
| Program Memory Size | Up to 64 KB Flash memory with ECC |
| RAM | 8 KB |
| EEPROM | 2 KB with ECC |
| Backup Register | 20 bytes |
| ADC Resolution | 12-bit, up to 16 channels |
| DAC Resolution | 12-bit, 1 channel |
| Power Supply | 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 |
| Wakeup Time | 3.5 µs from RAM, 5 µs from Flash |
| Clock Speed | Up to 32 MHz |
| Peripheral Communication Interfaces | USB 2.0, USART, SPI, I2C, UART |
Key Features
- Ultra-low-power platform with advanced power-saving modes (Standby, Stop, and low-power Run modes)
- Arm® Cortex®-M0+ core with Memory Protection Unit (MPU)
- Rich set of analog peripherals including 12-bit ADC, 12-bit DAC, and ultra-low-power comparators
- Up to 51 fast I/Os (45 I/Os 5V tolerant)
- Advanced reset and supply management features including ultra-safe low-power BOR and PVD
- Multiple clock sources and PLL for CPU clock
- Support for capacitive sensing with up to 24 channels
- 7-channel DMA controller and serial wire debug support
- True RNG and firewall protection for enhanced security
Applications
- Battery-powered devices and IoT applications
- Industrial automation and control systems
- Medical devices and healthcare equipment
- Consumer electronics requiring low power consumption
- Automotive systems and telematics
- Sensors and metering applications
Q & A
- What is the core architecture of the STM32L052T8Y6TR?
The core architecture is based on the Arm® Cortex®-M0+. - What is the maximum flash memory available in this MCU?
The maximum flash memory is up to 64 KB with ECC. - What are the power supply voltage ranges for this MCU?
The power supply voltage ranges from 1.65 V to 3.6 V. - What are the low-power modes available in this MCU?
The MCU features Standby, Stop, and low-power Run modes with specific current consumptions. - Does the STM32L052T8Y6TR support USB?
Yes, it supports USB 2.0 with crystal-less operation and battery charging detection. - What is the resolution of the ADC and DAC in this MCU?
The ADC resolution is 12-bit with up to 16 channels, and the DAC resolution is 12-bit with 1 channel. - What are the temperature range and wakeup times for this MCU?
The temperature range is -40 to 125 °C, and the wakeup times are 3.5 µs from RAM and 5 µs from Flash. - Does the MCU support capacitive sensing?
Yes, it supports up to 24 capacitive sensing channels. - What security features are included in this MCU?
The MCU includes True RNG and firewall protection for enhanced security. - What development tools are available for this MCU?
The MCU supports serial wire debug and has various development tools available, including pre-programmed bootloader and DMA controller.
