STMicroelectronics STM32L412CBT3TR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $9.65 | $9.65 |
| 15+ | $2.22 | $33.30 |
| 25+ | $2.17 | $54.25 |
| 50+ | $2.05 | $102.50 |
| 100+ | $1.81 | $181.00 |
| N+ | $0.36 | 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, QSPI, SPI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, PWM, Temp Sensor, WDT |
| Number of I/O | 38 |
| Program Memory Size | 128KB (128K 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 ~ 125°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 48-LQFP (7x7) |
| Package / Case | 48-LQFP |
| ROHS |
The STM32L412CBT3TR from STMicroelectronics is a high-performance ultra-low-power MCU featuring an ARM Cortex-M4 core running at 80MHz. With 128KB flash and 40KB RAM, it operates from 1.71V to 3.6V in a 48-LQFP package. Integrated peripherals include DMA, PWM, temperature sensor, and watchdog timer, making it ideal for industrial and portable applications.
- Ultra-low-power operation: 1.71V minimum supply extends battery life in portable designs.
- High-speed Cortex-M4: 80MHz provides efficient DSP and control processing.
- Robust temperature range: -40°C to 125°C suits harsh industrial environments.
- Rich peripheral set: DMA, PWM, and WDT reduce external component count.
Battery-Powered IoT Sensors
Ultra-low-power ARM Cortex-M4 at 80MHz with 1.71V minimum supply enables long-life wireless sensor nodes.
Industrial Control Systems
DMA and PWM peripherals support precise motor control and real-time monitoring in 48-LQFP footprint.
Portable Medical Devices
Wide temperature range (-40°C to 125°C) and 128KB flash suit reliable diagnostic equipment.
Smart Home Automation
Low-voltage operation and WDT ensure stable operation in always-on smart switches and thermostats.
Wearable Electronics
Compact 48-pin package with 40KB RAM handles sensor fusion and display updates efficiently.
Data Logging Systems
Brown-out detect and DMA enable reliable data capture in harsh environments.
- Q: What is the operating voltage range?
- A: 1.71V to 3.6V, suitable for battery-powered applications.
- Q: What is the maximum CPU speed?
- A: 80MHz with ARM Cortex-M4 core.
- Q: What package is available?
- A: 48-LQFP package.
- Q: Does it include a temperature sensor?
- A: Yes, integrated temp sensor and brown-out reset.
- Q: What is the operating voltage range?
- A: 1.71V to 3.6V, suitable for battery-powered applications.
- Q: What is the maximum CPU speed?
- A: 80MHz with ARM Cortex-M4 core.
- Q: What package is available?
- A: 48-LQFP package.
- Q: Does it include a temperature sensor?
- A: Yes, integrated temp sensor and brown-out reset.

STM32L412CBT3TR.pdf