STMicroelectronics STM32L451CCU6TR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $7.31 | $7.31 |
| 15+ | $4.80 | $72.00 |
| 25+ | $4.70 | $117.50 |
| 50+ | $4.44 | $222.00 |
| 100+ | $3.92 | $392.00 |
| N+ | $0.78 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32L4 |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| 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 | 256KB (256K 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 STM32L451CCU6TR from STMicroelectronics is an ultra-low-power ARM Cortex-M4 MCU running at 80MHz. It provides 256KB flash and 160KB RAM, operating from 1.71V to 3.6V. The 48-UFQFN package includes DMA, PWM, and brown-out detection, making it ideal for power-sensitive embedded applications.
- Ultra-low voltage (1.71V): Extends battery life in portable designs.
- 160KB RAM: Large buffer for data-intensive applications.
- 80MHz Cortex-M4 with FPU: Efficient floating-point math for control loops.
- Compact 48-UFQFN: Small footprint for space-constrained PCBs.
- Rich peripherals (DMA, PWM, WDT): Reduces external components.
Battery-Powered Sensors
Ultra-low voltage (1.71V) and 160KB RAM support complex sensor fusion in wearables.
Industrial Process Control
80MHz Cortex-M4 with FPU handles PID loops and PWM for actuators.
Smart Meters
Low power modes and wide voltage range enable long-life utility meters.
Portable Medical Devices
Compact UFQFN package and low power suit glucose monitors and pulse oximeters.
Home Automation
DMA and PWM drive LED lighting and motorized blinds efficiently.
Data Loggers
Large RAM buffer and WDT ensure reliable long-term logging.
- Q: What is the core and speed?
- A: ARM Cortex-M4 at 80MHz.
- Q: What is the voltage range?
- A: 1.71V to 3.6V.
- Q: How much flash and RAM?
- A: 256KB flash and 160KB RAM.
- Q: What package is this?
- A: 48-UFQFN Exposed Pad.
- Q: Does it have DMA and PWM?
- A: Yes, both are integrated.
- Q: What is the core and speed?
- A: ARM Cortex-M4 at 80MHz.
- Q: What is the voltage range?
- A: 1.71V to 3.6V.
- Q: How much flash and RAM?
- A: 256KB flash and 160KB RAM.
- Q: What package is this?
- A: 48-UFQFN Exposed Pad.
- Q: Does it have DMA and PWM?
- A: Yes, both are integrated.

STM32L451CCU6TR.pdf