Overview
The STM32L4R9AII6 is a high-performance, ultra-low-power microcontroller from STMicroelectronics, part of the STM32L4 series. It is based on the ARM Cortex-M4 core and is designed for advanced consumer, medical, and industrial applications. This microcontroller is notable for its high-speed memories, low power consumption, and extensive set of peripherals, making it suitable for a wide range of applications requiring both performance and energy efficiency.
Key Specifications
| Parameter | Value |
|---|---|
| Device Core | ARM Cortex-M4 |
| No. of Bits | 32-bit |
| Data Bus Width | 32-bit |
| Operating Frequency Max | 120 MHz |
| Program Memory Size | 2 MB |
| No. of Pins | 169 Pins |
| No. of I/O's | 131 I/O's |
| IC Case / Package | UFBGA-169 |
| Interfaces | CAN, I2C, I2S, SPI, UART, USART, USB |
| RAM Memory Size | 640 KB |
| ADC Channels | 14 Channels |
| ADC Resolution | 12-bit |
| Supply Voltage Min | 1.71 V |
| Supply Voltage Max | 3.6 V |
| Operating Temperature Min | -40°C |
| Operating Temperature Max | 85°C |
Key Features
- Ultra-low-power consumption: Designed for low-power applications, making it ideal for battery-powered devices.
- High-speed memories: 2 MB of Flash memory and 640 KB of SRAM.
- Flexible external memory controller: Supports static memories (FSMC).
- Extensive peripherals: Includes CAN, I2C, I2S, SPI, UART, USART, and USB interfaces.
- High-performance ARM Cortex-M4 core: With a maximum operating frequency of 120 MHz.
- Low power modes: Multiple low power modes to optimize energy consumption.
Applications
The STM32L4R9AII6 is versatile and can be used in a variety of applications, including:
- Consumer electronics: Smart home devices, wearables, and other consumer products requiring low power and high performance.
- Medical devices: Portable medical devices, health monitors, and other medical equipment.
- Industrial automation: Control systems, sensors, and other industrial applications where low power and reliability are crucial.
Q & A
- What is the core architecture of the STM32L4R9AII6?
The STM32L4R9AII6 is based on the ARM Cortex-M4 core. - What is the maximum operating frequency of the STM32L4R9AII6?
The maximum operating frequency is 120 MHz. - How much Flash and SRAM memory does the STM32L4R9AII6 have?
The device has 2 MB of Flash memory and 640 KB of SRAM. - What types of interfaces does the STM32L4R9AII6 support?
The device supports CAN, I2C, I2S, SPI, UART, USART, and USB interfaces. - What is the operating temperature range of the STM32L4R9AII6?
The operating temperature range is from -40°C to 85°C. - Is the STM32L4R9AII6 RoHS compliant?
Yes, the STM32L4R9AII6 is RoHS compliant. - What is the package type of the STM32L4R9AII6?
The package type is UFBGA-169. - How many I/O pins does the STM32L4R9AII6 have?
The device has 131 I/O pins. - What is the ADC resolution of the STM32L4R9AII6?
The ADC resolution is 12-bit. - What are the supply voltage ranges for the STM32L4R9AII6?
The supply voltage ranges from 1.71 V to 3.6 V.
