STMicroelectronics STM32L071CBT3
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $5.08 | $5.08 |
| 15+ | $3.34 | $50.10 |
| 25+ | $3.27 | $81.75 |
| 50+ | $3.09 | $154.50 |
| 100+ | $2.72 | $272.00 |
| N+ | $0.54 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32L0 |
| Packaging | Tray | |
| 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 STM32L071CBT3 from STMicroelectronics is an ultra-low-power 32-bit microcontroller based on the ARM Cortex-M0+ core. It operates at up to 32 MHz and supports a supply voltage range of 1.65V to 3.6V, making it ideal for battery-powered and energy-harvesting applications. The device features 128KB of flash memory and 20KB of SRAM, along with a comprehensive set of peripherals including DMA, I2S, PWM, brown-out detection, and watchdog timers. Housed in a 48-LQFP package, it operates over a wide temperature range of -40°C to 125°C. This MCU is well-suited for smart metering, industrial control, and IoT applications where low power and high integration are essential.
- Ultra-Low Power: Multiple low-power modes and a 1.65V minimum supply extend battery life in portable devices.
- Large Memory: 128KB flash and 20KB SRAM provide ample space for complex applications and data buffering.
- Rich Connectivity: Includes I2S, SPI, I2C, and USART interfaces for flexible system integration.
- Wide Temperature Range: -40°C to 125°C operation ensures reliability in extreme conditions.
- High Integration: DMA and PWM reduce CPU overhead, enabling efficient real-time control.
Smart Meters
The low power consumption and 128KB flash allow storing metering data and running communication stacks for gas, water, or electricity meters.
Industrial Sensors
With a wide voltage range and multiple communication interfaces (I2S, DMA), it can process and transmit sensor data reliably in factory automation.
Wearable Health Monitors
The 1.65V minimum supply and low-power modes enable continuous monitoring of vital signs with extended battery life.
Building Automation Controllers
Its rich peripheral set, including PWM and multiple timers, supports HVAC control, lighting systems, and access control panels.
Portable Instrumentation
The 20KB SRAM and DMA facilitate high-speed data logging and real-time signal processing in handheld test equipment.
IoT Edge Nodes
With its low-power capabilities and robust security features, it can serve as an edge controller for sensor fusion and local decision-making.
- Q: What core does the STM32L071CBT3 use?
- A: It is based on the ARM Cortex-M0+ core running at up to 32 MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.65V to 3.6V, supporting low-power applications.
- Q: How much flash and RAM are available?
- A: It has 128KB flash and 20KB SRAM.
- Q: What package is this MCU offered in?
- A: It comes in a 48-LQFP package.
- Q: What is the temperature range?
- A: It is rated for -40°C to 125°C, suitable for harsh environments.
STM32L071CBT3.pdf
- Q: What core does the STM32L071CBT3 use?
- A: It is based on the ARM Cortex-M0+ core running at up to 32 MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.65V to 3.6V, supporting low-power applications.
- Q: How much flash and RAM are available?
- A: It has 128KB flash and 20KB SRAM.
- Q: What package is this MCU offered in?
- A: It comes in a 48-LQFP package.
- Q: What is the temperature range?
- A: It is rated for -40°C to 125°C, suitable for harsh environments.
