STMicroelectronics STM32L412K8U6TR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $6.69 | $6.69 |
| 15+ | $1.54 | $23.10 |
| 25+ | $1.50 | $37.50 |
| 50+ | $1.42 | $71.00 |
| 100+ | $1.25 | $125.00 |
| N+ | $0.25 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32L4 |
| Packaging | Tape & Reel (TR) | NULL |
| 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 SAR |
| Oscillator Type | External, 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 STM32L412K8U6TR is a low-power ARM Cortex-M4 MCU from STMicroelectronics, running at 80MHz with 64KB flash and 40KB RAM. It features brown-out detection, DMA, PWM, and WDT in a compact 32-UFQFN package. Operating from 1.71V to 3.6V and -40°C to 85°C, it is optimized for battery-powered and space-constrained applications.
- ARM Cortex-M4 with FPU: Provides DSP capabilities for signal processing and floating-point math.
- Ultra-Low Power: 1.71V operation and multiple low-power modes extend battery life.
- Large RAM (40KB): Supports complex real-time operating systems and data buffering.
- Compact 32-UFQFN: Saves PCB space for miniaturized designs.
IoT Sensor Nodes
The Cortex-M4 at 80MHz with 40KB RAM enables complex sensor fusion and edge processing while maintaining low power.
Wearable Health Monitors
With 1.71V minimum supply and brown-out detection, it ensures stable operation in battery-powered fitness trackers.
Portable Industrial Data Loggers
DMA and PWM support efficient data acquisition and logging from multiple analog sensors.
Smart Home Controllers
The 32-UFQFN package and rich peripherals make it ideal for compact smart switches and thermostats.
Battery Management Systems
Low power consumption and WDT provide reliable monitoring in lithium-ion battery packs.
Motor Control Drones
High-speed PWM and Cortex-M4 DSP instructions enable precise motor control in small UAVs.
- Q: What core does the STM32L412K8U6TR use?
- A: It is based on the ARM Cortex-M4 core with FPU, running at up to 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 memory is available?
- A: It has 64KB flash and 40KB RAM, providing ample space for complex applications.
- Q: What package is this part offered in?
- A: It comes in a 32-UFQFN package with exposed pad for thermal management.
- Q: What core does the STM32L412K8U6TR use?
- A: It is based on the ARM Cortex-M4 core with FPU, running at up to 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 memory is available?
- A: It has 64KB flash and 40KB RAM, providing ample space for complex applications.
- Q: What package is this part offered in?
- A: It comes in a 32-UFQFN package with exposed pad for thermal management.

STM32L412K8U6TR.pdf