Overview
The STM32L433RCI6 is an ultra-low-power microcontroller from STMicroelectronics, part of the STM32L4 series. It is based on the high-performance Arm® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 80 MHz. This microcontroller is designed to provide a balance between high performance and low power consumption, making it suitable for a wide range of applications, particularly those requiring energy efficiency.
Key Specifications
| Attribute | Specification |
|---|---|
| Family Name | STM32L |
| Core Processor | ARM Cortex M4 with FPU |
| Program Memory Type | Flash |
| Flash Size | 256 kB |
| RAM Size | 64 kB |
| Speed | Up to 80 MHz |
| No of I/O Lines | 52 |
| Interface/Connectivity | CANbus, IrDA, I2C, LINbus, SAI, SPI, UART, USB FS |
| Peripherals | Brownout Reset, Brown-out Detect, DMA, LCD, etc. |
| Number Of Timers | 9 (including 1x 32-bit and multiple 16-bit timers) |
| Supply Voltage | 1.71 V to 3.6 V |
| Operating Temperature | -40°C to +85°C |
| On-Chip ADC | 16-ch x 12-bit |
| On-Chip DAC | 2-ch x 12-bit |
| Watchdog Timers | 2 |
| Package Style | UFBGA-64 |
| Mounting Method | Surface Mount |
Key Features
- Ultra-low-power consumption: Features FlexPowerControl, with modes such as VBAT, Shutdown, Standby, and Stop 2, ensuring minimal power usage.
- High-performance core: Based on the Arm® Cortex®-M4 32-bit RISC core with a Floating Point Unit (FPU), supporting all Arm® single-precision data-processing instructions and DSP instructions.
- Advanced peripherals: Includes a 16-channel DMA controller, true random number generator, CRC calculation unit, and a 96-bit unique ID.
- Comprehensive communication interfaces: Supports CAN, IrDA, I2C, LINbus, SAI, SPI, UART, USB full-speed device, and SWPMI single wire protocol master interface.
- Power-saving modes: Multiple power-saving modes, including Stop 2 mode, Standby mode, and Shutdown mode, to optimize energy efficiency.
- Integrated LCD driver: Supports an 8x40 or 4x44 LCD with an internal step-up converter.
- Capacitive sensing channels: Up to 21 capacitive sensing channels for touchkey, linear, and rotary touch sensors.
- ECOPACK2 compliant: All packages are compliant with the ECOPACK2 standard, ensuring environmental sustainability.
Applications
- Industrial automation: Suitable for control systems, sensors, and actuators due to its robust communication interfaces and low power consumption.
- Medical devices: Ideal for medical equipment requiring high performance and low power, such as portable diagnostic devices.
- Consumer electronics: Used in smart home devices, wearables, and other consumer electronics where energy efficiency is crucial.
- Automotive systems: Can be used in various automotive applications, including infotainment systems and driver assistance systems.
- IoT devices: Suitable for Internet of Things (IoT) applications that require low power consumption and high performance.
Q & A
- What is the core processor of the STM32L433RCI6?
The core processor is the ARM Cortex M4 with a Floating Point Unit (FPU).
- What is the maximum operating frequency of the STM32L433RCI6?
The maximum operating frequency is up to 80 MHz.
- What is the flash and RAM memory size of the STM32L433RCI6?
The flash memory size is 256 kB, and the RAM size is 64 kB).
- What are the power-saving modes available in the STM32L433RCI6?
The device features multiple power-saving modes including Stop 2 mode, Standby mode, and Shutdown mode).
- What communication interfaces are supported by the STM32L433RCI6?
The device supports CAN, IrDA, I2C, LINbus, SAI, SPI, UART, USB full-speed device, and SWPMI single wire protocol master interface).
- What is the operating temperature range of the STM32L433RCI6?
The operating temperature range is -40°C to +85°C).
- Does the STM32L433RCI6 have an integrated LCD driver?
Yes, it supports an 8x40 or 4x44 LCD with an internal step-up converter).
- What is the package style and mounting method of the STM32L433RCI6?
The package style is UFBGA-64, and the mounting method is Surface Mount).
- Is the STM32L433RCI6 ECOPACK2 compliant?
Yes, all packages are ECOPACK2 compliant).
- What are some typical applications of the STM32L433RCI6?
Typical applications include industrial automation, medical devices, consumer electronics, automotive systems, and IoT devices.
