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STM32L476QEI6
+物料清單IC MCU 32BIT 512KB FLSH 132UFBGA
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製造商部分 #STM32L476QEI6
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規格
| 屬性 | 價值 |
| Series | STM32L4 |
| Part Status | Active |
| DigiKey Programmable | Not Verified |
| Core Processor | ARM® Cortex®-M4 |
| Core Size | 32-Bit Single-Core |
| Speed | 80MHz |
| Connectivity | CANbus, EBI/EMI, I2C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, SWPMI, UART/USART, USB OTG |
| Peripherals | Brown-out Detect/Reset, DMA, LCD, PWM, WDT |
| Number of I/O | 109 |
| Program Memory Size | 512KB (512K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 128K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.71V ~ 3.6V |
| Data Converters | A/D 19x12b; D/A 2x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 132-UFBGA (7x7) |
| Package / Case | 132-UFBGA |
| Base Product Number | STM32L476 |
概述
Description
Key features include several communication interfaces (I2C, SPI, USART), analog functionalities with multiple ADC channels, DACs, and comparators, as well as various timers and PWM outputs. It also supports advanced control systems with features like a digital filter for sigma-delta modulators and a low-power timer.
The STM32L476QEI6 integrates power-saving modes to extend battery life, making it ideal for IoT devices, wearables, and portable electronics. Security features like hardware encryption and true random number generation are also included to ensure data protection. Its combination of performance and low power consumption makes it suitable for complex applications requiring efficient resource management.
Equivalent
Features
1. Memory: 1 MB of Flash memory and 128 KB of SRAM.
2. Low Power: Designed for low-power applications with multiple low-power modes, offering an ultra-low power consumption profile.
3. Peripherals: Includes USB OTG 2.0 FS, multiple UART/USART, SPI, I2C, and I2S interfaces.
4. Analog: Features a 12-bit DAC, two 12-bit ADCs, and multiple timers.
5. Security: Integrated hardware cryptography and True Random Number Generator (TRNG).
6. Connectivity: Supports Ethernet, CAN, and SDIO for external communication.
7. Package: Comes in a 100-pin UFBGA package.
This microcontroller is suitable for applications requiring energy efficiency, such as wearable devices, portable medical equipment, and IoT devices. Its rich set of peripherals and low power features make it versatile for various embedded applications.
Pinout
The functions of these pins are diverse and can vary based on configuration, but generally include:
1. Power and Ground Pins: Used to supply power to the microcontroller and ground connections.
2. GPIO Pins: General-purpose input/output pins used for digital signal processing.
3. Analog Pins: For interfacing with analog devices, includes ADC (Analog to Digital Converter) and DAC (Digital to Analog Converter).
4. Communication Interfaces: Such as USART, SPI, I2C for serial communication.
5. Timers and PWM Outputs: For time-based functions and pulse-width modulation.
6. Debug Interfaces: Such as SWD (Serial Wire Debug) for programming and debugging.
7. Reset and Clock Pins: Essential for resetting the microcontroller and providing clock signals.
The exact function of each pin can be configured and utilized based on the specific requirements of the application it is being used for.
Manufacturer
STM32 microcontrollers, such as the STM32L476QEI6, are part of STMicroelectronics' extensive portfolio, serving various industries, including automotive, industrial, personal electronics, and communication equipment. STMicroelectronics is recognized for its strong emphasis on research and development, which allows it to provide cutting-edge technologies that meet the evolving needs of its customers worldwide.
Application
1. Wearable Devices: Offers long battery life and processing capabilities for fitness trackers and smartwatches.
2. IoT Devices: Supports connectivity and efficient power management for smart home and industrial IoT applications.
3. Healthcare: Ideal for portable medical devices due to its low power and precise data handling.
4. Consumer Electronics: Used in remote controls, toys, and other battery-operated devices.
5. Industrial Automation: Facilitates control and monitoring systems with its robust features and low power needs.
These applications benefit from the MCU's energy efficiency, extensive peripheral set, and processing power.