Overview
The STM32L053R8H6 is an ultra-low-power microcontroller from STMicroelectronics, based on the Arm® Cortex®-M0+ 32-bit RISC core. This device is part of the STM32L0 series, known for its high power efficiency and extensive range of enhanced I/Os and peripherals. It operates within a wide temperature range of -40 to 125 °C and supports a power supply voltage from 1.65 V to 3.6 V. The STM32L053R8H6 is designed for applications requiring low power consumption, high performance, and advanced features such as USB 2.0, LCD control, and capacitive sensing.
Key Specifications
| Parameter | Value |
|---|---|
| Core | Arm® 32-bit Cortex®-M0+ |
| Flash Memory | Up to 64 KB with ECC |
| RAM | 8 KB |
| EEPROM | 2 KB with ECC |
| Backup Register | 20 bytes |
| Operating Voltage | 1.65 V to 3.6 V |
| Operating Temperature | -40 to 125 °C |
| Clock Speed | Up to 32 MHz |
| ADC | 12-bit, up to 16 channels |
| DAC | 12-bit, 1 channel |
| Comparators | 2 ultra-low-power comparators |
| Timers | 9 timers including 16-bit and low-power timers |
| Communication Interfaces | USB 2.0, 2x USART, 2x SPI, 2x I2C, 1x I2S, 1x LPUART |
| Capacitive Sensing Channels | Up to 24 channels |
| Package | TFBGA 64 5x5x1.2 P 0.5 mm |
Key Features
- Ultra-low-power platform with multiple low-power modes (Standby, Stop, and Sleep modes)
- High-performance Arm® Cortex®-M0+ core with a memory protection unit (MPU)
- High-speed embedded memories: up to 64 KB Flash, 8 KB RAM, and 2 KB EEPROM
- Advanced analog peripherals: 12-bit ADC, 12-bit DAC, and ultra-low-power comparators
- Extensive range of communication interfaces: USB 2.0, USART, SPI, I2C, I2S, and LPUART
- Integrated LCD controller with contrast adjustment and blinking mode
- Up to 24 capacitive sensing channels for touchkey, linear, and rotary touch sensors
- 7-channel DMA controller and multiple timers including a low-power timer (LPTIM)
- True RNG and firewall protection for enhanced security
Applications
- Low-power IoT devices and smart home appliances
- Portable and battery-powered devices such as wearables and handheld devices
- Industrial automation and control systems requiring low power consumption
- Medical devices and healthcare equipment
- Automotive systems, especially those requiring low power and high reliability
- Consumer electronics such as remote controls, gaming devices, and audio equipment
Q & A
- What is the core architecture of the STM32L053R8H6?
The STM32L053R8H6 is based on the Arm® 32-bit Cortex®-M0+ RISC core. - What is the maximum clock speed of the STM32L053R8H6?
The maximum clock speed is up to 32 MHz. - What are the power supply voltage and temperature ranges for the STM32L053R8H6?
The device operates from 1.65 V to 3.6 V and within a temperature range of -40 to 125 °C. - What types of memory does the STM32L053R8H6 have?
The device includes up to 64 KB Flash memory, 8 KB RAM, and 2 KB EEPROM. - Does the STM32L053R8H6 support capacitive sensing?
Yes, it supports up to 24 capacitive sensing channels. - What communication interfaces are available on the STM32L053R8H6?
The device includes USB 2.0, USART, SPI, I2C, I2S, and LPUART interfaces. - Is the STM32L053R8H6 suitable for low-power applications?
Yes, it is designed for ultra-low-power applications with multiple low-power modes. - Does the STM32L053R8H6 have integrated LCD control?
Yes, it has an integrated LCD controller with contrast adjustment and blinking mode. - What is the package type of the STM32L053R8H6?
The package type is TFBGA 64 5x5x1.2 P 0.5 mm. - Does the STM32L053R8H6 have any security features?
Yes, it includes true RNG and firewall protection for enhanced security.
