The STC12LE5A48S2-35I-LQFP48 is a single-chip microcontroller (MCU) from STC Microcontroller. It is based on an enhanced 8051 core, offering improved performance and a range of integrated peripherals. This particular variant comes in a LQFP48 (Low-profile Quad Flat Package with 48 pins). This MCU is designed for a wide variety of embedded applications, particularly those requiring low power consumption and robust functionality, and where more I/O pins are needed.

Applications

• Industrial control systems
• Consumer electronics
• Smart home devices
• Instrumentation
• Motor control
• Data acquisition systems
• Complex sensor interfaces

Features

• Enhanced 8051 core
• 48KB Flash memory
• 1280 bytes of RAM
• Operating voltage: 2.4V - 3.6V
• Operating frequency: Up to 35MHz
• LQFP48 package
• Multiple timers/counters
• UART serial communication interface
• SPI interface
• I2C interface
• PWM channels
• Internal watchdog timer
• Power-down modes for low power consumption
• Interrupt system
• GPIO pins

Benefits

• High performance: The enhanced 8051 core delivers faster execution speeds compared to traditional 8051 microcontrollers.
• Low power consumption: Power-down modes minimize energy usage in battery-powered applications.
• Integrated peripherals: On-chip UART, SPI, I2C, and PWM modules reduce the need for external components, lowering system cost and complexity.
• Robust design: The internal watchdog timer enhances system reliability by preventing program crashes.
• Flexible memory options: 48KB of Flash memory and 1280 bytes of RAM provide sufficient storage for program code and data.
• Easy to program: Compatible with standard 8051 development tools.
• Increased I/O: LQFP48 package offers more GPIO pins.

Additional Details

The STC12LE5A48S2-35I-LQFP48 utilizes Flash memory for program storage, allowing for easy reprogramming and updates. Its versatile communication interfaces (UART, SPI, I2C) enable seamless integration with other devices and sensors. The internal watchdog timer and power-down modes are crucial for ensuring reliable operation and extending battery life in embedded systems. The availability of multiple GPIO pins allows for flexible interfacing with external hardware components. The operating voltage range is 2.4V to 3.6V. The LQFP48 package provides a larger number of I/O pins.