Overview
The STM32L071RZT6 is an ultra-low-power microcontroller from STMicroelectronics, part of the STM32L0 series. It incorporates the high-performance Arm Cortex-M0+ 32-bit RISC core, operating at a frequency of up to 32 MHz. This microcontroller is designed for high power efficiency, featuring a wide range of internal and external clock sources, internal voltage adaptation, and several low-power modes. The device includes high-speed embedded memories such as up to 192 Kbytes of Flash program memory, 6 Kbytes of data EEPROM, and 20 Kbytes of RAM. It also offers an extensive range of enhanced I/Os and peripherals, making it suitable for a variety of low-power applications.
Key Specifications
| Attribute | Value |
|---|---|
| Category | Integrated Circuits (ICs) - Embedded - Microcontrollers |
| Manufacturer | STMicroelectronics |
| Series | STM32L0 |
| Package | 64-LQFP (10x10) |
| Part Status | Active |
| Core Processor | ARM® Cortex®-M0+ |
| Core Size | 32-Bit |
| Speed | Up to 32 MHz |
| Connectivity | I²C, IrDA, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT |
| Number of I/O | 51 |
| Program Memory Size | 192KB (192K 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 | 12-bit ADC |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
Key Features
- Ultra-low-power platform: Operating from 1.65 V to 3.6 V, with various low-power modes such as Standby, Stop, and Sleep modes.
- High-performance core: Arm Cortex-M0+ 32-bit RISC core with a maximum frequency of 32 MHz.
- Memory: Up to 192 Kbytes of Flash memory, 20 Kbytes of RAM, and 6 Kbytes of data EEPROM.
- Analog peripherals: 12-bit ADC with hardware oversampling, two ultra-low-power comparators, and multiple timers including a low-power timer (LPTIM) and a real-time clock (RTC).
- Communication interfaces: Up to three I2Cs, two SPIs, one I2S, four USARTs, and a low-power UART (LPUART).
- Power management: Ultra-safe, low-power BOR (brownout reset) with 5 selectable thresholds, ultra-low-power POR/PDR, and programmable voltage detector (PVD).
- Clock sources: Internal high-speed 16 MHz factory-trimmed RC, internal low-power 37 kHz RC, and external clock sources.
- Development support: Serial wire debug supported and pre-programmed bootloader.
Applications
The STM32L071RZT6 is suitable for a wide range of applications that require low power consumption and high performance. These include:
- Industrial automation: For control and monitoring systems that need to operate efficiently.
- IoT devices: Ideal for Internet of Things applications where power efficiency is crucial.
- Medical devices: For medical equipment that requires low power consumption and reliable performance.
- Consumer electronics: Suitable for battery-powered devices such as wearables, smart home devices, and other portable electronics.
- Automotive systems: Can be used in automotive applications where low power and high reliability are essential.
Q & A
- What is the core processor of the STM32L071RZT6?
The core processor is the Arm Cortex-M0+ 32-bit RISC core.
- What is the maximum operating frequency of the STM32L071RZT6?
The maximum operating frequency is up to 32 MHz.
- What are the power supply voltage ranges for the STM32L071RZT6?
The device operates from 1.65 V to 3.6 V.
- What types of memory does the STM32L071RZT6 have?
The device includes up to 192 Kbytes of Flash memory, 20 Kbytes of RAM, and 6 Kbytes of data EEPROM.
- What are the key analog features of the STM32L071RZT6?
The device features a 12-bit ADC with hardware oversampling, two ultra-low-power comparators, and multiple timers.
- What communication interfaces are available on the STM32L071RZT6?
The device includes up to three I2Cs, two SPIs, one I2S, four USARTs, and a low-power UART (LPUART).
- What are the low-power modes available on the STM32L071RZT6?
The device offers Standby, Stop, and Sleep modes, among others, to achieve low power consumption.
- What is the operating temperature range of the STM32L071RZT6?
The operating temperature range is from -40°C to 125°C.
- What is the package type of the STM32L071RZT6?
The package type is 64-LQFP (10x10).
- Does the STM32L071RZT6 support serial wire debug?
