STMicroelectronics STM32L451CEU6TR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $8.81 | $8.81 |
| 15+ | $5.79 | $86.85 |
| 25+ | $5.66 | $141.50 |
| 50+ | $5.35 | $267.50 |
| 100+ | $4.72 | $472.00 |
| N+ | $0.94 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32L4 |
| Packaging | Cut Tape (CT) | NULL |
| Core Processor | ARM® Cortex®-M4 |
| Core Size | 32-Bit Single-Core |
| Speed | 80MHz |
| Connectivity | CANbus, I2C, IrDA, LINbus, QSPI, SAI, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, PWM, WDT |
| Number of I/O | 38 |
| 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 10x12b; D/A 1x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 48-UFQFPN (7x7) |
| Package / Case | 48-UFQFN Exposed Pad |
| ROHS |  |
The STM32L451CEU6TR is an ultra-low-power ARM Cortex-M4 microcontroller from STMicroelectronics, running at 80MHz. It offers 512KB of flash and 160KB of RAM, providing substantial resources for complex applications. With a supply voltage range of 1.71V to 3.6V and integrated brown-out detection, DMA, PWM, and WDT, it is designed for energy-efficient and reliable operation. The compact 48-UFQFN package is ideal for space-constrained designs.
- Ultra-low power Cortex-M4: Balances performance with energy efficiency for battery devices.
- Large 512KB flash / 160KB RAM: Supports complex firmware and real-time data buffering.
- 1.71V-3.6V operation: Enables direct operation from single-cell batteries.
- Rich peripherals (DMA, PWM, WDT): Reduces external components and enhances system reliability.
IoT Edge Nodes
Ultra-low power with 80MHz Cortex-M4 enables complex sensor fusion and secure cloud connectivity.
Portable Medical Devices
160KB RAM supports advanced signal processing for ECG or pulse oximetry.
Smart Industrial Sensors
DMA and PWM allow efficient data acquisition and actuator control in 4-20mA loops.
Wearable Fitness Trackers
Small 48-UFQFN package and low voltage operation fit compact, battery-powered designs.
Building Automation Controllers
512KB flash stores complex control algorithms and communication stacks.
Test and Measurement Equipment
High-speed ADC and DMA enable precise waveform analysis.
- Q: What core does this MCU use?
- A: ARM Cortex-M4 with FPU.
- Q: What is the maximum operating frequency?
- A: 80MHz.
- Q: How much flash and RAM are available?
- A: 512KB flash and 160KB RAM.
- Q: What is the supply voltage range?
- A: 1.71V to 3.6V.
- Q: What package is this?
- A: 48-UFQFN with exposed pad.
STM32L451CEU6TR.pdf
- Q: What core does this MCU use?
- A: ARM Cortex-M4 with FPU.
- Q: What is the maximum operating frequency?
- A: 80MHz.
- Q: How much flash and RAM are available?
- A: 512KB flash and 160KB RAM.
- Q: What is the supply voltage range?
- A: 1.71V to 3.6V.
- Q: What package is this?
- A: 48-UFQFN with exposed pad.
