STMicroelectronics STM32L412K8U6
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $3.54 | $3.54 |
| 15+ | $2.33 | $34.95 |
| 25+ | $2.28 | $57.00 |
| 50+ | $2.15 | $107.50 |
| 100+ | $1.90 | $190.00 |
| N+ | $0.38 | 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 | I2C, Infrared, IrDA, LINbus, Quad SPI, SPI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, PWM, WDT |
| Number of I/O | 26 |
| Program Memory Size | 64KB (64K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 40K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.71V ~ 3.6V |
| Data Converters | A/D 10x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 32-UFQFPN (5x5) |
| Package / Case | 32-UFQFN Exposed Pad |
| ROHS |
The STM32L412K8U6 from STMicroelectronics is an ultra-low-power ARM Cortex-M4 microcontroller in a 32-UFQFN package. It operates from 1.71V to 3.6V and runs at up to 80MHz, with 64KB flash and 40KB SRAM. Integrated BOR, DMA, PWM, and WDT make it suitable for advanced embedded applications.
- High performance with FPU: Cortex-M4 core accelerates math-intensive tasks like DSP and control algorithms.
- Ultra-low power: 1.71V operation and efficient design extend battery life in portable devices.
- Large RAM: 40KB SRAM supports complex real-time operating systems and data buffering.
- Compact thermal package: UFQFN with exposed pad improves heat dissipation in small form factors.
Wearable Health Trackers
The Cortex-M4 with FPU and low 1.71V operation enable efficient sensor fusion and signal processing in compact wearables.
Smart Home Hubs
80MHz performance and DMA support smooth handling of multiple communication protocols in home automation controllers.
Portable Medical Devices
Low power consumption and 40KB RAM support real-time vital sign monitoring algorithms.
Industrial Sensors
The UFQFN package with exposed pad provides excellent thermal performance for harsh environments.
Battery-Powered Data Loggers
1.71V minimum supply allows direct CR2032 coin cell operation for long-term logging applications.
Motor Control for Drones
PWM and DMA features enable precise ESC control in small unmanned aerial vehicles.
- Q: What core does the STM32L412K8U6 use?
- A: It is based on the ARM Cortex-M4 core with FPU.
- Q: What is the maximum clock speed?
- A: It runs at up to 80MHz.
- Q: How much RAM is available?
- A: It has 40KB of SRAM.
- Q: What is the package type?
- A: It comes in a 32-UFQFN package with exposed pad.
- Q: What core does the STM32L412K8U6 use?
- A: It is based on the ARM Cortex-M4 core with FPU.
- Q: What is the maximum clock speed?
- A: It runs at up to 80MHz.
- Q: How much RAM is available?
- A: It has 40KB of SRAM.
- Q: What is the package type?
- A: It comes in a 32-UFQFN package with exposed pad.

STM32L412K8U6.pdf