Serial Digital Interface (SDI) ICs are semiconductor components designed for high-speed video transmission in professional broadcast and industrial applications. These ICs are produced by various global manufacturers, including Texas Instruments (USA), Analog Devices (USA), and Maxim Integrated (USA), as well as international companies like Sony (Japan) and Semtech (USA). SDI ICs serve industries such as broadcast television, medical imaging, and surveillance systems, offering products like serializers, deserializers, cables, and signal conditioners to ensure reliable digital video signal integrity over long distances.