www.DataSheet4U.com CRYSTAL CLOCK OSCILLATORS CMO.
HSDL-4420 - High-Performance IR Emitter and IR PIN Photodiode in Subminiature SMT Package
HSDL-5420 - High-Performance IR Emitter and IR PIN Photodiode in Subminiature SMT Package
HSDL-4200 - High-Performance T-13/4 (5 mm) TS AlGaAs Infrared (875 nm) Lamp