The STC12LE4052-35I-SOP20 is a single-chip microcontroller (MCU) produced by STC Microcontroller. It utilizes an enhanced 8051 core, offering a balance of performance and low power consumption, suitable for battery-powered applications. The SOP20 package represents a 20-pin Small Outline Package.

Applications

• Low-power sensor nodes
• Remote controls
• Simple industrial control
• Battery-powered devices
• Small consumer appliances

Features

• Enhanced 8051 core
• 4KB Flash Memory
• 256 bytes of SRAM
• Operating voltage: 2.4V - 3.6V
• Operating frequency: Up to 35 MHz
• 16 Programmable I/O pins
• Two 16-bit Timers/Counters
• Programmable Watchdog Timer (WDT)
• Power-down modes: Idle mode and Power-down mode
• UART serial communication interface
• SPI serial communication interface
• I2C serial communication interface
• 8-channel, 10-bit Analog-to-Digital Converter (ADC)
• Low Voltage Reset (LVR)
• Low Voltage Detector (LVD)

Benefits

• Low Power Consumption: Optimized for battery-powered applications with low operating voltage and power-down modes.
• Cost-Effective: Provides a good balance of features and price for simpler applications.
• Versatile Communication Interfaces: Supports common serial communication protocols like UART, SPI, and I2C.
• Flexible I/O: 16 programmable I/O pins are sufficient for many small applications.
• Robust Operation: Includes Watchdog Timer and Low Voltage Reset/Detect for reliable performance.

Additional Details

The STC12LE4052 is designed for low-power operation, indicated by the 'LE' in the part number. The 35I indicates a 35MHz maximum clock speed and industrial temperature range. The SOP20 package is a small, surface-mount package ideal for compact designs.