STMicroelectronics STM32L451RET6
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $9.49 | $9.49 |
| 15+ | $6.24 | $93.60 |
| 25+ | $6.10 | $152.50 |
| 50+ | $5.76 | $288.00 |
| 100+ | $5.09 | $509.00 |
| N+ | $1.02 | 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, MMC/SD, QSPI, SAI, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, PWM, WDT |
| Number of I/O | 52 |
| Program Memory Size | 512KB (512K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 160K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.71V ~ 3.6V |
| Data Converters | A/D 16x12b; D/A 1x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 64-LQFP (10x10) |
| Package / Case | 64-LQFP |
| ROHS |
The STM32L451RET6 from STMicroelectronics is an ultra-low-power ARM Cortex-M4 MCU running at 80MHz. It features 512KB flash and 160KB RAM, with a supply range of 1.71V to 3.6V. The 64-LQFP package and integrated DMA, PWM, and WDT make it ideal for energy-conscious industrial and IoT applications.
- Ultra-low power: 1.71V operation extends battery life in portable devices.
- Large memory: 512KB flash and 160KB RAM support complex firmware.
- Efficient core: Cortex-M4 with FPU accelerates DSP tasks.
- Rich peripherals: DMA and PWM reduce CPU load.
IoT Edge Nodes
The 80MHz Cortex-M4 with 512KB flash handles MQTT stacks and sensor fusion while maintaining low power.
Battery-Powered Wearables
1.71V minimum supply and 160KB RAM support complex algorithms in fitness trackers.
Smart Meters
DMA and PWM enable accurate pulse counting and display driving in utility metering.
Industrial Automation
64-LQFP package and -40°C to 85°C range suit PLC I/O modules and field controllers.
Medical Monitoring
Brown-out detection ensures safe operation in patient vital-sign monitors.
Robotics Controllers
High RAM and PWM channels allow multi-axis servo control with smooth motion profiles.
- Q: What is the core and speed of STM32L451RET6?
- A: It uses an ARM Cortex-M4 core running at 80MHz.
- Q: How much flash and RAM does it have?
- A: It offers 512KB flash and 160KB RAM for data-intensive applications.
- Q: What is the supply voltage range?
- A: It operates from 1.71V to 3.6V, suitable for low-power designs.
- Q: Does it support DMA and PWM?
- A: Yes, it includes DMA, PWM, WDT, and brown-out reset features.
- Q: What is the core and speed of STM32L451RET6?
- A: It uses an ARM Cortex-M4 core running at 80MHz.
- Q: How much flash and RAM does it have?
- A: It offers 512KB flash and 160KB RAM for data-intensive applications.
- Q: What is the supply voltage range?
- A: It operates from 1.71V to 3.6V, suitable for low-power designs.
- Q: Does it support DMA and PWM?
- A: Yes, it includes DMA, PWM, WDT, and brown-out reset features.

STM32L451RET6.pdf