Overview
The STM32L4R7ZIT6 is a high-performance, ultra-low-power microcontroller from STMicroelectronics, part of the STM32L4 series. This 32-bit ARM® Cortex®-M4 MCU is designed to offer a balance between performance and power efficiency, making it suitable for a wide range of applications, including IoT devices, industrial control systems, and consumer electronics. The device features a robust set of peripherals and advanced power management capabilities, ensuring optimal performance in various operating conditions.
Key Specifications
| Parameter | Value |
|---|---|
| Device Core | ARM Cortex-M4 with FPU |
| Data Bus Width | 32 bit |
| Operating Frequency Max | 120 MHz |
| Program Memory Size | 2 MB |
| No. of Pins | 144 Pins |
| No. of I/O's | 115 I/O's |
| IC Case / Package | LQFP |
| RAM Memory Size | 640 KB |
| ADC Channels | 16 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 |
| Interfaces | CAN, I2C, SAI, SPI, UART, USART, USB |
| IC Mounting | Surface Mount |
| Moisture Sensitivity Level (MSL) | MSL 3 - 168 hours |
Key Features
- Ultra-low-power with FlexPowerControl, operating from 1.71 V to 3.6 V and a temperature range of -40°C to 85°C.
- ARM Cortex-M4 core with FPU, adaptive real-time accelerator (ART Accelerator), and DSP instructions, achieving up to 150 DMIPS/1.25 DMIPS/MHz (Dhrystone 2.1).
- Advanced power management modes including VBAT mode, Shutdown mode, Standby mode, and Stop mode, ensuring low power consumption in various states.
- Rich analog peripherals including 12-bit ADC, 12-bit DAC, operational amplifiers, and ultra-low-power comparators.
- Multiple communication interfaces such as USB OTG 2.0, SAIs, I2C, USARTs, SPIs, CAN, and SDMMC.
- Advanced graphics features including Chrom-ART Accelerator and MIPI DSI Host controller.
- Up to 24 capacitive sensing channels and support for touchkey, linear, and rotary touch sensors.
- True random number generator, CRC calculation unit, and 96-bit unique ID).
Applications
The STM32L4R7ZIT6 is versatile and can be used in a variety of applications, including:
- Internet of Things (IoT) devices: Due to its low power consumption and robust set of peripherals, it is ideal for IoT applications requiring high performance and efficiency.
- Industrial control systems: The device's advanced power management and wide range of interfaces make it suitable for industrial automation and control systems.
- Consumer electronics: It can be used in smart home devices, wearables, and other consumer electronics where low power and high performance are critical.
- Medical devices: The ultra-low-power features and advanced peripherals make it a good fit for medical devices that require high reliability and low energy consumption.
Q & A
- What is the core architecture of the STM32L4R7ZIT6?
The STM32L4R7ZIT6 is based on the ARM Cortex-M4 core with a floating-point unit (FPU). - What is the maximum operating frequency of the STM32L4R7ZIT6?
The maximum operating frequency is 120 MHz. - How much program memory does the STM32L4R7ZIT6 have?
The device has 2 MB of program memory. - What is the RAM memory size of the STM32L4R7ZIT6?
The RAM memory size is 640 KB. - What are the supply voltage ranges for the STM32L4R7ZIT6?
The supply voltage ranges from 1.71 V to 3.6 V. - What types of interfaces does the STM32L4R7ZIT6 support?
The device supports CAN, I2C, SAI, SPI, UART, USART, and USB interfaces. - What is the operating temperature range of the STM32L4R7ZIT6?
The operating temperature range is from -40°C to 85°C. - What is the package type of the STM32L4R7ZIT6?
The package type is LQFP with 144 pins. - Does the STM32L4R7ZIT6 support touch sensing?
Yes, it supports up to 24 capacitive sensing channels for touchkey, linear, and rotary touch sensors. - What are the power management modes available on the STM32L4R7ZIT6?
The device features various power management modes including VBAT mode, Shutdown mode, Standby mode, and Stop mode.
