STMicroelectronics STM32L431CCU6
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $6.38 | $6.38 |
| 15+ | $4.20 | $63.00 |
| 25+ | $4.10 | $102.50 |
| 50+ | $3.88 | $194.00 |
| 100+ | $3.42 | $342.00 |
| N+ | $0.68 | Price Inquiry |
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| 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, I2C, IrDA, LINbus, QSPI, SAI, SPI, SWPMI, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, PWM, WDT |
| Number of I/O | 39 |
| Program Memory Size | 256KB (256K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 64K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.71V ~ 3.6V |
| Data Converters | A/D 10x12b; D/A 2x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 48-UFQFPN (7x7) |
| Package / Case | 48-UFQFN Exposed Pad |
| ROHS |  |
The STM32L431CCU6 from STMicroelectronics is an ultra-low-power ARM Cortex-M4 MCU in a 48-UFQFN package. It runs at 80MHz with 256KB flash and 64KB RAM, operating from 1.71V to 3.6V. Features include DMA, PWM, brown-out detection, and WDT, making it ideal for battery-powered and IoT applications.
- ARM Cortex-M4 with FPU: Efficient DSP and floating-point math for sensor processing.
- Ultra-low-power design: Multiple sleep modes extend battery life.
- Wide voltage range (1.71V-3.6V): Compatible with single-cell batteries.
- 48-UFQFN package: Small footprint with exposed pad for heat dissipation.
IoT Edge Nodes
The Cortex-M4 with FPU accelerates sensor fusion algorithms while low-power modes extend battery life for wireless connectivity.
Wearable Health Monitors
1.71V minimum operation allows direct CR2032 coin cell use, and the small UFQFN package fits compact PCBs.
Smart Meters
DMA and PWM enable accurate pulse counting and display driving with minimal CPU intervention.
Portable Instrumentation
64KB RAM supports data logging, while the 80MHz core handles real-time DSP for signal analysis.
Building Automation Controllers
Multiple timers and communication interfaces (I2C, SPI, UART) manage sensors and actuators in HVAC systems.
Industrial Sensor Hubs
Brown-out detection and WDT ensure reliable operation in noisy environments.
- Q: What core does the STM32L431CCU6 use?
- A: It is based on the ARM Cortex-M4 with FPU, running at 80MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.71V to 3.6V, supporting low-power battery designs.
- Q: How much flash and RAM does it have?
- A: It offers 256KB flash and 64KB RAM.
- Q: What package is it available in?
- A: It comes in a 48-UFQFN package with exposed pad for thermal management.
STM32L431CCU6.pdf
- Q: What core does the STM32L431CCU6 use?
- A: It is based on the ARM Cortex-M4 with FPU, running at 80MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.71V to 3.6V, supporting low-power battery designs.
- Q: How much flash and RAM does it have?
- A: It offers 256KB flash and 64KB RAM.
- Q: What package is it available in?
- A: It comes in a 48-UFQFN package with exposed pad for thermal management.
