STMicroelectronics STM32L471QEI6
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $9.37 | $9.37 |
| 15+ | $6.15 | $92.25 |
| 25+ | $6.02 | $150.50 |
| 50+ | $5.69 | $284.50 |
| 100+ | $5.02 | $502.00 |
| N+ | $1.00 | Price Inquiry |
Request Quote / Inquiry
| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32L4 |
| Packaging | Tray | |
| 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 |
| Peripherals | Brown-out Detect/Reset, DMA, PWM, WDT |
| Number of I/O | 109 |
| Program Memory Size | 512KB (512K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| 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) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 132-UFBGA (7x7) |
| Package / Case | 132-UFBGA |
| ROHS |
The STMicroelectronics STM32L471QEI6 is an ultra-low-power 32-bit MCU based on the ARM Cortex-M4 core with FPU. It runs at 80MHz with 512KB flash and 128KB RAM. This device offers a rich set of analog peripherals, advanced low-power modes, and a wide voltage range, making it ideal for high-performance, battery-operated applications.
- ARM Cortex-M4 with FPU: High performance with floating-point acceleration.
- Ultra-Low-Power: Multiple modes for extended battery life.
- Large 128KB RAM: Supports complex applications and data buffering.
- Wide Voltage Range (1.71V): Flexible power supply options.
High-End Wearables
Ultra-low-power modes and 80MHz performance balance battery life and responsiveness.
Smart Home Hubs
Rich connectivity and 128KB RAM for complex protocol stacks.
Industrial Sensors
High-speed ADC and DMA for precise, low-latency data acquisition.
Medical Devices
Low-power operation and large memory for portable diagnostic equipment.
Energy Harvesting Systems
Wide voltage range (1.71V) allows operation from single-cell batteries or harvesters.
Audio Processing
DSP instructions and FPU for real-time audio effects and voice recognition.
- Q: What is the core processor?
- A: ARM Cortex-M4 with FPU.
- Q: What is the maximum clock speed?
- A: 80MHz.
- Q: How much flash memory is available?
- A: 512KB.
- Q: What is the supply voltage range?
- A: 1.71V to 3.6V.
- Q: What is the core processor?
- A: ARM Cortex-M4 with FPU.
- Q: What is the maximum clock speed?
- A: 80MHz.
- Q: How much flash memory is available?
- A: 512KB.
- Q: What is the supply voltage range?
- A: 1.71V to 3.6V.

STM32L471QEI6.pdf