規格
| 屬性 | 價值 |
| Package / Case | Tray |
| Series | STM32L0 |
| Part Status | Active |
| 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 | 32KB (32K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 2K x 8 |
| RAM Size | 8K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.65V ~ 3.6V |
| Data Converters | A/D 10x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
概述
Description
The STM32L051C6T6 is an ultra-low-power 32-bit ARM Cortex-M0+ microcontroller from STMicroelectronics.
Key Features:
- Core: 32 MHz Cortex-M0+ with 8 KB SRAM and 32 KB Flash.
- Power Efficiency: Ultra-low-power operation (down to 0.29 µA in standby mode).
- Peripherals: Includes 12-bit ADC, USART, SPI, I2C, and RTC.
- Packaging: LQFP-48.
- Operating Voltage: 1.8V to 3.6V, suitable for battery-powered applications.
Applications:
- IoT sensors, wearables, and portable devices.
- Low-power embedded systems.
It balances performance and energy efficiency, making it ideal for power-sensitive designs.
Key Features:
- Core: 32 MHz Cortex-M0+ with 8 KB SRAM and 32 KB Flash.
- Power Efficiency: Ultra-low-power operation (down to 0.29 µA in standby mode).
- Peripherals: Includes 12-bit ADC, USART, SPI, I2C, and RTC.
- Packaging: LQFP-48.
- Operating Voltage: 1.8V to 3.6V, suitable for battery-powered applications.
Applications:
- IoT sensors, wearables, and portable devices.
- Low-power embedded systems.
It balances performance and energy efficiency, making it ideal for power-sensitive designs.
Equivalent
The STM32L051C6T6 is an ultra-low-power Cortex-M0+ MCU. Equivalent alternatives include:
1. STM32L052C6T6 – Higher flash (32KB vs. 8KB), same pinout.
2. STM32L031K6T6 – Lower power, smaller package (LQFP32).
3. EFM32ZG110F32 (Silicon Labs) – Similar M0+ core, low-power.
4. MSP430FR2111 (TI) – Ultra-low-power, but different architecture.
For direct STM32 replacements, STM32L051K6T6 (LQFP32) or STM32L053C6T6 (more peripherals) are options. Check pin compatibility and features.
1. STM32L052C6T6 – Higher flash (32KB vs. 8KB), same pinout.
2. STM32L031K6T6 – Lower power, smaller package (LQFP32).
3. EFM32ZG110F32 (Silicon Labs) – Similar M0+ core, low-power.
4. MSP430FR2111 (TI) – Ultra-low-power, but different architecture.
For direct STM32 replacements, STM32L051K6T6 (LQFP32) or STM32L053C6T6 (more peripherals) are options. Check pin compatibility and features.
Pinout
The STM32L051C6T6 is a 32-bit ARM Cortex-M0+ microcontroller in an LQFP-48 package (48 pins).
### Key Pin Functions:
- Power (VDD/VSS): Multiple pins for 1.8V–3.6V supply and ground.
- GPIOs: Up to 39 general-purpose I/O pins (5V-tolerant).
- Communication:
- USART/UART (x2), SPI (x1), I2C (x2).
- Analog:
- 12-bit ADC (10 channels).
- Comparator (1 channel).
- Timers:
- 16-bit (x3), 32-bit (x1), and basic (x1).
- Debug: SWD (2 pins).
- Other: RTC, capacitive touch sensing, low-power modes.
This MCU is optimized for ultra-low-power applications.
### Key Pin Functions:
- Power (VDD/VSS): Multiple pins for 1.8V–3.6V supply and ground.
- GPIOs: Up to 39 general-purpose I/O pins (5V-tolerant).
- Communication:
- USART/UART (x2), SPI (x1), I2C (x2).
- Analog:
- 12-bit ADC (10 channels).
- Comparator (1 channel).
- Timers:
- 16-bit (x3), 32-bit (x1), and basic (x1).
- Debug: SWD (2 pins).
- Other: RTC, capacitive touch sensing, low-power modes.
This MCU is optimized for ultra-low-power applications.
Manufacturer
The STM32L051C6T6 is manufactured by STMicroelectronics (ST), a multinational semiconductor company headquartered in Geneva, Switzerland.
STMicroelectronics specializes in designing and producing a wide range of semiconductor products, including microcontrollers (like the STM32 series), sensors, power management ICs, and analog devices. The company serves industries such as automotive, industrial, consumer electronics, and IoT.
The STM32L051C6T6 is part of the ultra-low-power STM32L0 series, optimized for energy-efficient applications. ST is known for its innovation in embedded systems and is a key player in the global semiconductor market.
STMicroelectronics specializes in designing and producing a wide range of semiconductor products, including microcontrollers (like the STM32 series), sensors, power management ICs, and analog devices. The company serves industries such as automotive, industrial, consumer electronics, and IoT.
The STM32L051C6T6 is part of the ultra-low-power STM32L0 series, optimized for energy-efficient applications. ST is known for its innovation in embedded systems and is a key player in the global semiconductor market.
Application
The STM32L051C6T6, an ultra-low-power Cortex-M0+ MCU, is ideal for:
- Battery-powered devices: Wearables, sensors, IoT nodes.
- Smart meters: Energy monitoring, water/gas metering.
- Consumer electronics: Remote controls, smart home devices.
- Industrial control: Low-power automation, sensor hubs.
- Medical devices: Portable health monitors.
- Wireless applications: BLE/Zigbee modules.
Its low power consumption, rich peripherals (ADC, UART, I2C, SPI), and compact footprint make it suitable for cost-sensitive, energy-efficient designs.
- Battery-powered devices: Wearables, sensors, IoT nodes.
- Smart meters: Energy monitoring, water/gas metering.
- Consumer electronics: Remote controls, smart home devices.
- Industrial control: Low-power automation, sensor hubs.
- Medical devices: Portable health monitors.
- Wireless applications: BLE/Zigbee modules.
Its low power consumption, rich peripherals (ADC, UART, I2C, SPI), and compact footprint make it suitable for cost-sensitive, energy-efficient designs.
Package
The STM32L051C6T6 comes in an LQFP-48 package. This is a 48-pin Low-Profile Quad Flat Package with a body size of 7x7 mm and a 0.5 mm pin pitch. It is surface-mountable, suitable for compact designs, and commonly used in low-power applications.
