The STC12LE5616AD-35I-TSSOP20 is a single-chip microcontroller (MCU) manufactured by STC Microcontroller. It's based on an enhanced 8051 core and designed for low-power applications while still offering a robust feature set. The TSSOP20 package refers to a 20-pin Thin Shrink Small Outline Package, making it suitable for space-constrained applications.

Applications

• Low-power sensor nodes
• Wearable electronics
• Portable medical devices
• Remote controls
• Small industrial controllers

Features

• Enhanced 8051 core
• 16KB Flash memory for program storage
• 512 bytes of SRAM for data storage
• 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: Specifically designed for low-power operation, making it ideal for battery-powered devices.
• Compact Size: The TSSOP20 package is small and thin, saving valuable board space.
• Adequate Memory: 16KB Flash and 512 bytes of SRAM provide enough space for moderately complex applications.
• Versatile Communication Interfaces: UART, SPI, and I2C interfaces allow communication with a variety of peripherals.
• Flexible I/O Configuration: 16 programmable I/O pins offer sufficient connectivity for many applications.
• Robust Operation: The Watchdog Timer and Low Voltage Reset/Detect ensure reliable operation.

Additional Details

The STC12LE5616AD series is commonly used in applications requiring a small footprint and low power consumption. The '35I' indicates a 35MHz maximum clock speed and industrial temperature range. The TSSOP20 package is a surface-mount package suitable for high-density designs.