規格
| 屬性 | 價值 |
| Package | Tray |
| Series | STM32L1 |
| ProductStatus | Active |
| CoreProcessor | ARM® Cortex®-M3 |
| CoreSize | 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 |
| NumberofI/O | 51 |
| ProgramMemorySize | 512KB (512K x 8) |
| ProgramMemoryType | FLASH |
| EEPROMSize | 16K x 8 |
| RAMSize | 80K x 8 |
| Voltage-Supply(Vcc/Vdd) | 1.8V ~ 3.6V |
| DataConverters | A/D 21x12b; D/A 2x12b |
| OscillatorType | Internal |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 64-LQFP |
概述
Description
The STM32L151RET6 is a low-power ARM Cortex-M3 microcontroller from STMicroelectronics.
Key Features:
- Core: 32-bit Cortex-M3 (up to 32 MHz).
- Memory: 512 KB Flash, 80 KB SRAM.
- Ultra-Low Power: Multiple low-power modes (down to 0.3 µA in Standby).
- Peripherals: USB, ADC, DAC, timers, USART, SPI, I²C.
- Package: 64-pin LQFP.
- Operating Voltage: 1.8V–3.6V.
Applications: Battery-powered devices, IoT, sensors, and portable electronics.
Its energy efficiency and robust peripheral set make it ideal for power-sensitive embedded systems.
Key Features:
- Core: 32-bit Cortex-M3 (up to 32 MHz).
- Memory: 512 KB Flash, 80 KB SRAM.
- Ultra-Low Power: Multiple low-power modes (down to 0.3 µA in Standby).
- Peripherals: USB, ADC, DAC, timers, USART, SPI, I²C.
- Package: 64-pin LQFP.
- Operating Voltage: 1.8V–3.6V.
Applications: Battery-powered devices, IoT, sensors, and portable electronics.
Its energy efficiency and robust peripheral set make it ideal for power-sensitive embedded systems.
Equivalent
The STM32L151RET6 (Cortex-M3, 512KB Flash, 80KB RAM) has several equivalents:
- STM32L151RCT6: Same but with 256KB Flash.
- STM32L152RET6: Adds LCD controller.
- STM32L151RDT6: 384KB Flash.
- STM32L151VET6: Same specs in a 100-pin package.
Alternatives from other brands:
- NXP LPC1549 (Cortex-M3, 256KB Flash).
- Silicon Labs EFM32LG (Cortex-M3, 512KB Flash).
Check pinout and peripherals for compatibility.
- STM32L151RCT6: Same but with 256KB Flash.
- STM32L152RET6: Adds LCD controller.
- STM32L151RDT6: 384KB Flash.
- STM32L151VET6: Same specs in a 100-pin package.
Alternatives from other brands:
- NXP LPC1549 (Cortex-M3, 256KB Flash).
- Silicon Labs EFM32LG (Cortex-M3, 512KB Flash).
Check pinout and peripherals for compatibility.
Pinout
The STM32L151RET6 is a 64-pin microcontroller from STMicroelectronics' ultra-low-power STM32L1 series.
Pin Count: 64 pins (LQFP package).
Key Functions:
- GPIO: Up to 51 general-purpose I/O pins.
- Communication: Multiple interfaces including USART, SPI, I2C, and USB.
- Analog: 12-bit ADC, DAC, and comparators.
- Timers: Multiple 16/32-bit timers (PWM, input capture, etc.).
- Memory: 512KB Flash, 80KB SRAM.
- Power: Ultra-low-power operation with multiple modes (Run, Sleep, Stop, Standby).
- Debug: SWD and JTAG support.
Designed for low-power applications like IoT and portable devices.
Pin Count: 64 pins (LQFP package).
Key Functions:
- GPIO: Up to 51 general-purpose I/O pins.
- Communication: Multiple interfaces including USART, SPI, I2C, and USB.
- Analog: 12-bit ADC, DAC, and comparators.
- Timers: Multiple 16/32-bit timers (PWM, input capture, etc.).
- Memory: 512KB Flash, 80KB SRAM.
- Power: Ultra-low-power operation with multiple modes (Run, Sleep, Stop, Standby).
- Debug: SWD and JTAG support.
Designed for low-power applications like IoT and portable devices.
Manufacturer
The STM32L151RET6 is manufactured by STMicroelectronics (ST), a multinational semiconductor company headquartered in Geneva, Switzerland.
STMicroelectronics specializes in designing and producing a wide range of microcontrollers, sensors, and integrated circuits for applications in automotive, industrial, consumer electronics, and IoT. The STM32L151RET6 is part of their STM32L1 series, a low-power ARM Cortex-M3 microcontroller family optimized for energy-efficient applications.
ST is known for its innovation in semiconductor technology and is a key player in the global electronics industry.
STMicroelectronics specializes in designing and producing a wide range of microcontrollers, sensors, and integrated circuits for applications in automotive, industrial, consumer electronics, and IoT. The STM32L151RET6 is part of their STM32L1 series, a low-power ARM Cortex-M3 microcontroller family optimized for energy-efficient applications.
ST is known for its innovation in semiconductor technology and is a key player in the global electronics industry.
Application
The STM32L151RET6, a low-power ARM Cortex-M3 MCU, is ideal for:
- Battery-powered devices: Wearables, sensors, IoT nodes.
- Industrial applications: PLCs, HMI, control systems.
- Medical devices: Portable monitors, diagnostic tools.
- Smart meters: Energy/water metering with ultra-low power.
- Consumer electronics: Remote controls, smart home devices.
- Automotive: Low-power peripherals, telematics.
Its ultra-low-power modes, 128KB Flash, 16KB RAM, and rich peripherals (USB, ADC, UART, SPI, I²C) make it versatile for energy-efficient embedded systems.
- Battery-powered devices: Wearables, sensors, IoT nodes.
- Industrial applications: PLCs, HMI, control systems.
- Medical devices: Portable monitors, diagnostic tools.
- Smart meters: Energy/water metering with ultra-low power.
- Consumer electronics: Remote controls, smart home devices.
- Automotive: Low-power peripherals, telematics.
Its ultra-low-power modes, 128KB Flash, 16KB RAM, and rich peripherals (USB, ADC, UART, SPI, I²C) make it versatile for energy-efficient embedded systems.
Package
The STM32L151RET6 comes in a 64-pin LQFP package (Low-Profile Quad Flat Package). It has a 10x10mm body size with a 0.5mm pin pitch, suitable for space-constrained applications. This package type supports surface-mount assembly and provides good thermal and electrical performance.
