STMicroelectronics STM32L471ZEJ3
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $28.00 | $28.00 |
| 15+ | $6.44 | $96.60 |
| 25+ | $6.30 | $157.50 |
| 50+ | $5.95 | $297.50 |
| 100+ | $5.25 | $525.00 |
| N+ | $1.05 | Price Inquiry |
Request Quote / Inquiry
| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32L4 |
| Packaging | Bulk | NULL |
| 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 | 114 |
| 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 24x12b SAR; D/A 2x12b |
| Oscillator Type | External, Internal |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 144-UFBGA (10x10) |
| Package / Case | 144-UFBGA |
| ROHS |
The STM32L471ZEJ3 from STMicroelectronics is a low-power 32-bit microcontroller based on the ARM Cortex-M4 core running at 80 MHz. It provides 512 KB of flash and 128 KB of RAM, operating from 1.71V to 3.6V. The device includes DMA, PWM, WDT, and brown-out detection. Packaged in a 144-UFBGA, it is designed for energy-efficient applications requiring high temperature tolerance.
- High Temperature Rating: -40°C to 125°C for extreme environments.
- Low Power Operation: 1.71V minimum supply reduces power consumption.
- Large RAM: 128 KB enables complex real-time processing.
- Cortex-M4 with FPU: Accelerates floating-point math for control algorithms.
Industrial Sensors
The 125°C rating and low power consumption make it ideal for high-temperature industrial sensing.
Smart Meters
Its low voltage operation (1.71V) and 512 KB flash support advanced metering infrastructure.
Medical Wearables
The Cortex-M4 with FPU enables efficient signal processing for continuous health monitoring.
Building Automation
With 128 KB RAM, it can handle complex BACnet protocols for HVAC control.
Portable Instruments
Low power modes extend battery life in handheld multimeters and calibrators.
Automotive Electronics
The 125°C rating supports under-hood applications like engine sensors.
- Q: What core does the STM32L471ZEJ3 use?
- A: It uses the ARM Cortex-M4 core.
- Q: What is the maximum operating frequency?
- A: It operates at up to 80 MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.71V to 3.6V.
- Q: How much flash memory is available?
- A: It has 512 KB of flash memory.
- Q: What is the operating temperature range?
- A: It is rated for -40°C to 125°C.
- Q: What core does the STM32L471ZEJ3 use?
- A: It uses the ARM Cortex-M4 core.
- Q: What is the maximum operating frequency?
- A: It operates at up to 80 MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.71V to 3.6V.
- Q: How much flash memory is available?
- A: It has 512 KB of flash memory.
- Q: What is the operating temperature range?
- A: It is rated for -40°C to 125°C.

STM32L471ZEJ3.pdf