STMicroelectronics STM32L151CCT7
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $10.42 | $10.42 |
| 15+ | $6.84 | $102.60 |
| 25+ | $6.70 | $167.50 |
| 50+ | $6.32 | $316.00 |
| 100+ | $5.58 | $558.00 |
| N+ | $1.12 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32L1 |
| Packaging | Tray | 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 | 256KB (256K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 8K x 8 |
| RAM Size | 32K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 3.6V |
| Data Converters | A/D 14x12b; D/A 2x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 48-LQFP (7x7) |
| Package / Case | 48-LQFP |
| ROHS |
The STM32L151CCT7 is a low-power ARM Cortex-M3 microcontroller from STMicroelectronics, operating at up to 32MHz. It features 256KB flash and 32KB SRAM, with a supply range of 1.8V to 3.6V. The device integrates Cap Sense touch sensing, DMA, I2S, PWM, and multiple watchdog timers, making it ideal for energy-conscious embedded designs.
- Ultra-low power consumption: Optimized for battery life with multiple low-power modes and 1.8V operation.
- High memory density: 256KB flash and 32KB SRAM support complex applications without external memory.
- Integrated touch sensing: Cap Sense technology eliminates the need for external touch controllers.
- Robust safety features: Brown-out reset, POR, and WDT ensure reliable operation in harsh environments.
Battery-Powered IoT Sensors
With a 1.8V minimum supply and multiple low-power modes, the STM32L151CCT7 extends battery life in wireless sensor nodes.
Portable Medical Devices
The 32MHz Cortex-M3 core and 256KB flash handle complex algorithms for glucose meters or pulse oximeters while maintaining low power.
Industrial Control Panels
Cap Sense technology enables touch buttons on HMI panels, while PWM and WDT support reliable motor and safety control.
Smart Metering
DMA and I2S interfaces facilitate efficient data logging and communication in smart gas/water meters.
Wearable Fitness Trackers
The small 48-LQFP package and low-voltage operation fit compact designs for step counting and heart-rate monitoring.
Building Automation
Brown-out detection and POR ensure stable operation in HVAC controllers and lighting systems.
- Q: What is the operating voltage range of the STM32L151CCT7?
- A: The STM32L151CCT7 operates from 1.8V to 3.6V, making it suitable for battery-powered applications.
- Q: What is the maximum CPU speed?
- A: The ARM Cortex-M3 core runs at up to 32MHz.
- Q: How much flash memory does it have?
- A: It provides 256KB of flash memory and 32KB of SRAM.
- Q: What package is available?
- A: It comes in a 48-pin LQFP package.
- Q: Does it support capacitive touch sensing?
- A: Yes, it includes Cap Sense technology for touch interfaces.
- Q: What is the operating voltage range of the STM32L151CCT7?
- A: The STM32L151CCT7 operates from 1.8V to 3.6V, making it suitable for battery-powered applications.
- Q: What is the maximum CPU speed?
- A: The ARM Cortex-M3 core runs at up to 32MHz.
- Q: How much flash memory does it have?
- A: It provides 256KB of flash memory and 32KB of SRAM.
- Q: What package is available?
- A: It comes in a 48-pin LQFP package.
- Q: Does it support capacitive touch sensing?
- A: Yes, it includes Cap Sense technology for touch interfaces.

STM32L151CCT7.pdf