The C8051F805-GSR is a mixed-signal 8-bit microcontroller (MCU) from Silicon Labs. It's part of the C8051F80x family and offers a balance of performance, integrated peripherals, and a small footprint, making it suitable for a wide range of embedded applications.

Applications

• Battery chargers
• Wireless sensor networks
• Remote controls
• Toys
• Gaming peripherals
• Industrial control

Features

• High-speed 8051 core (up to 25 MHz)
• 16 kB Flash memory
• 128 bytes RAM
• 10-bit ADC with up to 17 external channels
• Comparator
• Internal voltage regulator
• SPI, UART, and I2C serial interfaces
• On-chip debug interface

Benefits

• Cost-effective solution for embedded applications
• High performance for demanding tasks
• Integrated peripherals reduce external component count
• Small size allows for compact designs
• Easy to program and debug

Specifications

The C8051F805-GSR operates from a supply voltage of 2.2 V to 3.6 V. It has a 10-bit analog-to-digital converter (ADC) with multiple analog input channels, allowing for precise measurement of analog signals. It includes a UART, SPI, and I2C serial interfaces for communication with other devices. The on-chip debug interface enables easy programming and debugging of the firmware. It comes in a 24-pin QSOP package. The internal oscillator eliminates the need for external clock components, further reducing the BOM cost and board space.

This MCU is commonly used in applications requiring analog signal processing, serial communication, and a compact form factor.