Description The ADNS-2051 is a low cost optical sensor used to implement a non-mechanical tracking engine for computer mice. Features • Precise optical navigation technology • No mechanical moving parts • Complete 2D motion sensor • Serial interface and/or quadrature interface • Smooth surface navigation • Programmable frame speed up to 2300 frames per sec (fps) • Accurate motion up to 14 ips • 800 cpi resolution • High reliability • High speed motion detector • No precision optical alignment • Wave solderable • Single 5.0 volt power supply • Shutdown pin for USB suspend mode operation • Power conservation mode during times of no movement • On chip LED drive with regulated current • Serial port registers – Programming – Data transfer • 16-pin staggered dual inline package (DIP) Applications • Mice for desktop PCs, workstations, and portable PCs • Trackballs • Integrated input devices
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