The C8051F581-IQ is a high-performance 8-bit microcontroller from the C8051F58x series by Silicon Labs.

• Processor and Speed: It features a 8051 core processor with a speed of 50MHz, making it suitable for demanding applications.
• Package: The microcontroller comes in a tray package with 48-TQFP.
• Memory: It has a program memory size of 128KB and a RAM size of 8.25K x 8.
• Connectivity: The C8051F581-IQ offers various connectivity options including EBI/EMI, SMBus (2-Wire/I2C), SPI, and UART/USART.
• Peripherals: It also includes peripherals such as POR, PWM, temperature sensor, and WDT.
• Operating Temperature: The operating temperature range is -40°C to 125°C.
• Suitability: With its advanced features and reliable performance, the C8051F581-IQ is an excellent choice for applications requiring a powerful microcontroller.