Professional IC Distribution & Technical Solutions

STC12C5204AD-35I-SOP28 Manufacturer: STC

#### Specifications:

• Core: 8051-compatible high-speed 1T microcontroller
• Operating Voltage: 3.3V – 5.5V
• Clock Speed: Up to 35 MHz (1T mode, equivalent to 420 MHz traditional 8051 performance)
• Flash Memory: 4 KB (ISP programmable)
• RAM: 256 bytes
• EEPROM: 2 KB (optional)
• I/O Pins: 28-pin SOP package (22 general-purpose I/O)
• Timers: 2 × 16-bit timers/counters
• PWM: 2 channels (8-bit)
• ADC: 8-channel, 10-bit
• UART: 1 full-duplex serial port
• SPI: Hardware-supported
• Watchdog Timer: Built-in
• Operating Temperature: -40°C to +85°C

#### Descriptions:

The STC12C5204AD-35I-SOP28 is a high-performance 8051-compatible microcontroller from STC Micro. It operates in 1T mode, delivering faster execution than traditional 12-clock 8051 MCUs. It integrates Flash memory, EEPROM, ADC, PWM, and multiple communication interfaces, making it suitable for embedded control applications.

#### Features:

• 1T High-Speed Architecture – 8-12 times faster than standard 8051
• Low Power Consumption – Supports multiple power-saving modes
• On-Chip ADC – 10-bit resolution for analog signal processing
• Enhanced PWM Output – For motor control and LED dimming
• Hardware SPI & UART – Simplifies communication with peripherals
• Strong Anti-Interference – High ESD and EMI resistance
• Wide Voltage Range – Supports 3.3V to 5.5V operation

This microcontroller is commonly used in industrial control, home appliances, and consumer electronics.

(Note: Always refer to the official datasheet for detailed technical parameters.)