STMicroelectronics STM32L412CBT3
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $9.80 | $9.80 |
| 15+ | $2.25 | $33.75 |
| 25+ | $2.21 | $55.25 |
| 50+ | $2.08 | $104.00 |
| 100+ | $1.84 | $184.00 |
| N+ | $0.37 | Price Inquiry |
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| 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 | 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 STM32L412CBT3 is a 32-bit ultra-low-power microcontroller from STMicroelectronics featuring an ARM Cortex-M4 core with FPU at 80MHz. It provides 128KB flash and 40KB RAM, operating from 1.71V to 3.6V. The 48-LQFP package includes DMA, PWM, temp sensor, and WDT, making it ideal for battery-powered and high-temperature applications.
- Cortex-M4 with FPU at 80MHz delivers high computational throughput for DSP tasks.
- Ultra-low power operation (1.71V) extends battery life in portable devices.
- Wide temperature range (-40°C to 125°C) supports harsh industrial environments.
- Integrated temp sensor and DMA reduce external component count.
IoT Edge Devices
The Cortex-M4 with FPU at 80MHz handles sensor fusion and communication protocols in smart home hubs.
Portable Medical
Low voltage operation (1.71V) and temp sensor enable wearable health monitors with long battery life.
Industrial Sensors
With 125°C rating and DMA, it supports high-temperature vibration sensors in manufacturing.
Smart Agriculture
Low power modes and PWM allow solar-powered soil moisture and climate monitoring nodes.
Consumer Audio
The FPU accelerates audio processing for voice-controlled assistants and smart speakers.
Automotive Aftermarket
Extended temperature range and robust peripherals suit tire pressure monitoring or battery management.
- Q: What core does the STM32L412CBT3 use?
- A: It uses the ARM Cortex-M4 core with FPU running at up to 80MHz.
- Q: What is the voltage range?
- A: It operates from 1.71V to 3.6V.
- Q: How much flash and RAM does it have?
- A: It has 128KB flash and 40KB RAM.
- Q: What package is available?
- A: It comes in a 48-LQFP package.
- Q: What is the temperature range?
- A: It is rated for -40°C to 125°C.
STM32L412CBT3.pdf
- Q: What core does the STM32L412CBT3 use?
- A: It uses the ARM Cortex-M4 core with FPU running at up to 80MHz.
- Q: What is the voltage range?
- A: It operates from 1.71V to 3.6V.
- Q: How much flash and RAM does it have?
- A: It has 128KB flash and 40KB RAM.
- Q: What package is available?
- A: It comes in a 48-LQFP package.
- Q: What is the temperature range?
- A: It is rated for -40°C to 125°C.
