STMicroelectronics STM32L071CBT3TR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $9.99 | $9.99 |
| 15+ | $2.30 | $34.50 |
| 25+ | $2.25 | $56.25 |
| 50+ | $2.13 | $106.50 |
| 100+ | $1.88 | $188.00 |
| N+ | $0.38 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32L0 |
| Packaging | Tape & Reel (TR) | NULL |
| Core Processor | ARM® Cortex®-M0+ |
| Core Size | 32-Bit Single-Core |
| Speed | 32MHz |
| Connectivity | I2C, IrDA, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT |
| Number of I/O | 37 |
| Program Memory Size | 128KB (128K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 6K x 8 |
| RAM Size | 20K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.65V ~ 3.6V |
| Data Converters | A/D 13x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 48-LQFP (7x7) |
| Package / Case | 48-LQFP |
| ROHS |
The STM32L071CBT3TR is an ultra-low-power ARM Cortex-M0+ microcontroller from STMicroelectronics. It delivers 32MHz performance with 128KB flash and 20KB SRAM, operating from 1.65V to 3.6V. Its rich analog and digital peripherals, including DMA, I2S, and PWM, enable efficient designs for battery-operated and industrial applications.
- Ultra-low power consumption: 1.65V operation and multiple low-power modes extend battery life.
- High integration: 128KB flash and 20KB SRAM support complex firmware.
- Wide temperature range: -40°C to 125°C suits harsh environments.
- Rich peripherals: DMA, I2S, PWM, and WDT reduce external components.
Battery-Powered IoT Sensors
The 1.65V minimum supply voltage and multiple low-power modes allow extended battery life in wireless sensor nodes.
Portable Medical Devices
With a wide temperature range and DMA for efficient data handling, it suits wearable health monitors requiring reliable operation.
Industrial Control Panels
The PWM timers and WDT ensure robust control of actuators and safety monitoring in industrial environments.
Smart Metering Systems
Its low-power consumption and 128KB flash support complex metering algorithms and data logging.
Home Automation Hubs
I2S interface enables audio processing for voice-controlled smart home devices.
Automotive Body Electronics
The -40°C to 125°C range and brown-out detection make it suitable for under-hood modules.
- Q: What is the operating voltage range of the STM32L071CBT3TR?
- A: It operates from 1.65V to 3.6V, supporting low-power battery applications.
- Q: What core does this MCU use?
- A: It uses an ARM Cortex-M0+ core running at up to 32MHz.
- Q: How much flash and RAM does it have?
- A: It has 128KB of flash memory and 20KB of SRAM.
- Q: What package is available?
- A: It comes in a 48-pin LQFP package.
- Q: What is the temperature range?
- A: It is rated for -40°C to 125°C ambient temperature.
- Q: What is the operating voltage range of the STM32L071CBT3TR?
- A: It operates from 1.65V to 3.6V, supporting low-power battery applications.
- Q: What core does this MCU use?
- A: It uses an ARM Cortex-M0+ core running at up to 32MHz.
- Q: How much flash and RAM does it have?
- A: It has 128KB of flash memory and 20KB of SRAM.
- Q: What package is available?
- A: It comes in a 48-pin LQFP package.
- Q: What is the temperature range?
- A: It is rated for -40°C to 125°C ambient temperature.

STM32L071CBT3TR.pdf