STMicroelectronics STM32L151C6U6ATR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $10.04 | $10.04 |
| 15+ | $2.31 | $34.65 |
| 25+ | $2.26 | $56.50 |
| 50+ | $2.13 | $106.50 |
| 100+ | $1.88 | $188.00 |
| N+ | $0.38 | Price Inquiry |
Request Quote / Inquiry
| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32L1 |
| Packaging | Tape & Reel (TR) | NULL |
| Core Processor | ARM® Cortex®-M3 |
| Core Size | 32-Bit Single-Core |
| Speed | 32MHz |
| Connectivity | I2C, IrDA, LINbus, SPI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, Cap Sense, DMA, I2S, POR, PWM, WDT |
| Number of I/O | 37 |
| Program Memory Size | 32KB (32K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 4K x 8 |
| RAM Size | 16K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 3.6V |
| Data Converters | A/D 16x12b; D/A 2x12b |
| 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 STM32L151C6U6A is an ultra-low-power ARM Cortex-M3 microcontroller from STMicroelectronics, running at 32MHz with 32KB flash and 16KB RAM. It features Cap Sense, DMA, I2S, and comprehensive reset management in a 48-UFQFN package. Operating from 1.8V to 3.6V, it is optimized for battery-powered and touch-enabled applications.
- Ultra-low-power Cortex-M3: Balances performance with energy efficiency.
- Integrated Cap Sense: Adds touch functionality without extra hardware.
- DMA and I2S: Enables efficient data streaming for audio and sensors.
- Compact UFQFN package: Ideal for space-constrained portable designs.
Touch-Sensitive Interfaces
Integrated Cap Sense eliminates external touch ICs, reducing BOM.
Battery-Powered Devices
Low-power Cortex-M3 with 1.8V operation extends battery life.
Industrial Sensors
DMA and I2S support high-throughput data acquisition.
Medical Wearables
Compact UFQFN package and low power suit continuous monitoring.
Smart Home Panels
Cap Sense + PWM drives LEDs and touch controls in one MCU.
Portable Instruments
Brown-out detect and WDT ensure reliable field operation.
- Q: What is the core processor?
- A: ARM Cortex-M3 at 32MHz.
- Q: How much flash and RAM?
- A: 32KB flash and 16KB RAM.
- Q: Does it support capacitive sensing?
- A: Yes, Cap Sense is integrated.
- Q: What is the voltage range?
- A: 1.8V to 3.6V.
- Q: What is the core processor?
- A: ARM Cortex-M3 at 32MHz.
- Q: How much flash and RAM?
- A: 32KB flash and 16KB RAM.
- Q: Does it support capacitive sensing?
- A: Yes, Cap Sense is integrated.
- Q: What is the voltage range?
- A: 1.8V to 3.6V.

STM32L151C6U6ATR.pdf