STMicroelectronics STM32L151RBT6D
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $18.66 | $18.66 |
| 15+ | $4.29 | $64.35 |
| 25+ | $4.19 | $104.75 |
| 50+ | $3.96 | $198.00 |
| 100+ | $3.50 | $350.00 |
| N+ | $0.70 | 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 | Cap Sense, DMA, I2S, POR, PWM, WDT |
| Number of I/O | 51 |
| Program Memory Size | 128KB (128K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 4K x 8 |
| RAM Size | 16K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.65V ~ 3.6V |
| Data Converters | A/D 20x12b; D/A 2x12b |
| 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 STM32L151RBT6D from STMicroelectronics is a low-power ARM Cortex-M3 microcontroller running at 32MHz. It provides 128KB of flash and 16KB of SRAM, operating from 1.65V to 3.6V. The device includes Cap Sense touch sensing, DMA, I2S, PWM, and multiple supervisory functions. Housed in a 64-LQFP package, it is designed for energy-conscious applications in medical, industrial, and consumer electronics.
- Ultra-low voltage operation (1.65V) enables direct power from single-cell batteries.
- Cap Sense technology eliminates mechanical buttons, improving reliability and design aesthetics.
- 32MHz Cortex-M3 offers a balance of performance and power efficiency.
- 128KB flash provides ample space for application code and data.
- I2S interface supports digital audio and high-speed serial communication.
Battery-Powered IoT Sensors
The 1.65V minimum supply and 32MHz Cortex-M3 allow efficient processing of sensor data while extending battery life in wireless nodes.
Medical Monitoring Devices
Cap Sense touch interfaces enable hygienic, button-free control for glucose meters and pulse oximeters, while the low power profile supports continuous operation.
Industrial Process Controllers
With DMA and PWM, this MCU can handle multiple analog inputs and drive actuators with precise timing in factory automation.
Smart Metering
The 128KB flash stores calibration data and communication protocols, while the I2S interface supports audio or high-speed serial communication for data logging.
Portable Instrumentation
Its wide temperature range and low power consumption make it suitable for handheld multimeters and field test equipment.
Building Automation
Cap Sense and PWM can control lighting and HVAC systems, with the watchdog timer ensuring fail-safe operation.
- Q: What is the maximum clock speed of the STM32L151RBT6D?
- A: It runs at 32MHz using the ARM Cortex-M3 core.
- Q: What is the supply voltage range?
- A: It operates from 1.65V to 3.6V, ideal for low-power applications.
- Q: How much flash and RAM are available?
- A: It has 128KB of flash and 16KB of SRAM.
- Q: Does it support capacitive touch sensing?
- A: Yes, it includes Cap Sense technology for touch buttons and sliders.
- Q: What package is this device offered in?
- A: It comes in a 64-LQFP package.
STM32L151RBT6D.pdf
- Q: What is the maximum clock speed of the STM32L151RBT6D?
- A: It runs at 32MHz using the ARM Cortex-M3 core.
- Q: What is the supply voltage range?
- A: It operates from 1.65V to 3.6V, ideal for low-power applications.
- Q: How much flash and RAM are available?
- A: It has 128KB of flash and 16KB of SRAM.
- Q: Does it support capacitive touch sensing?
- A: Yes, it includes Cap Sense technology for touch buttons and sliders.
- Q: What package is this device offered in?
- A: It comes in a 64-LQFP package.
