STMicroelectronics STM32L151QDH6TR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $27.17 | $27.17 |
| 15+ | $6.25 | $93.75 |
| 25+ | $6.11 | $152.75 |
| 50+ | $5.77 | $288.50 |
| 100+ | $5.09 | $509.00 |
| N+ | $1.02 | Price Inquiry |
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| 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 | 109 |
| Program Memory Size | 384KB (384K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 12K x 8 |
| RAM Size | 48K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 3.6V |
| Data Converters | A/D 40x12b; D/A 2x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 132-UFBGA (7x7) |
| Package / Case | 132-UFBGA |
| ROHS |
The STM32L151QDH6TR from STMicroelectronics is a low-power ARM Cortex-M3 microcontroller. It operates at 32MHz with 384KB flash and 48KB SRAM. This MCU integrates advanced features like capacitive touch sensing, DMA, I2S, and PWM. Its 1.8V to 3.6V supply range and -40°C to 85°C temperature tolerance make it suitable for industrial and portable applications. The compact 132-UFBGA package enables space-constrained designs.
- Ultra-low-power operation: 1.8V supply and optimized Cortex-M3 core extend battery life in portable devices.
- Large memory capacity: 384KB flash and 48KB SRAM support complex firmware and data buffering.
- Integrated Cap Sense: Eliminates external touch controllers, reducing BOM cost.
- Rich peripheral set: DMA, I2S, PWM, and WDT provide design flexibility for diverse applications.
Battery-Powered IoT Sensors
The 1.8V-3.6V supply and low-power ARM Cortex-M3 core make it ideal for long-life wireless sensor nodes.
Portable Medical Devices
With 384KB flash and Cap Sense, it supports complex algorithms and touch interfaces in compact glucose meters or pulse oximeters.
Industrial Process Control
DMA and PWM peripherals enable precise motor control and data logging in 32MHz industrial controllers.
Smart Building Automation
I2S interface supports audio processing for voice-controlled lighting or HVAC systems.
Wearable Fitness Trackers
The 132-UFBGA package and low power consumption allow for small, energy-efficient wearable designs.
Data Acquisition Systems
48KB RAM and multiple communication interfaces handle multi-channel sensor data aggregation.
- Q: What is the operating voltage range of the STM32L151QDH6TR?
- A: It operates from 1.8V to 3.6V, ideal for low-power battery applications.
- Q: What core does this MCU use?
- A: It is based on the ARM Cortex-M3 core running at up to 32MHz.
- Q: How much flash memory is available?
- A: It provides 384KB of flash memory and 48KB of SRAM.
- Q: What package is the STM32L151QDH6TR available in?
- A: It comes in a 132-UFBGA package, suitable for compact designs.
- Q: Does it support capacitive touch sensing?
- A: Yes, it includes Cap Sense capability for touch-based user interfaces.
- Q: What is the operating voltage range of the STM32L151QDH6TR?
- A: It operates from 1.8V to 3.6V, ideal for low-power battery applications.
- Q: What core does this MCU use?
- A: It is based on the ARM Cortex-M3 core running at up to 32MHz.
- Q: How much flash memory is available?
- A: It provides 384KB of flash memory and 48KB of SRAM.
- Q: What package is the STM32L151QDH6TR available in?
- A: It comes in a 132-UFBGA package, suitable for compact designs.
- Q: Does it support capacitive touch sensing?
- A: Yes, it includes Cap Sense capability for touch-based user interfaces.

STM32L151QDH6TR.pdf