This data sheet introduces the features and characteristics of the GS4911B/GS4910B HD/SD/Graphics Clock and Timing Generator with GENLOCK product, including video clock synthesis, audio clock synthesis, timing generation and Genlock function.
The GS4911B/GS4910B generate any video or graphics clock up to 165 MHz and, for the GS4911B, any audio clock up to 512 × 96 kHz. They provide one differential and two single‑ended video/graphics clock outputs, three audio clock outputs, and up to eight programmable timing signals, with GENLOCK capability and variable offset steps of 100‑200 ps.
The devices are offered in a 9 mm × 9 mm 64‑pin QFN package, require a 1.8 V core supply and 1.8 V or 3.3 V I/O, and consume typically 300 mW. Typical applications include video cameras, digital audio/video recorders, set‑top boxes, computer displays, and HD video systems. This manual is written in Chinese.