Mixed-signal ICs are electronic components that integrate both analog and digital circuits on a single chip. They are designed to process real-world analog signals while also performing digital control, computation, and data processing, enabling seamless interaction between physical signals and digital systems.
These ICs typically include functions such as analog-to-digital converters (ADCs), digital-to-analog converters (DACs), phase-locked loops (PLLs), clock generators, sensor interfaces, power management blocks, and embedded digital logic or controllers. By combining analog accuracy with digital flexibility, mixed-signal ICs reduce system complexity, size, and power consumption.