In a subminiature plastic package, the S8030 and S8064 photo ICs integrate a dual photodiode, LED drive circuitry, and a signal-processing circuit. Operating on 5V with a typical power consumption of 4 mA, both have a typical peak sensitivity wavelength of 850 nm and photo sensitivity of 0.3 A/W.Their dual photodiodes provide an active area of 0.7 mm x 0.5 mm per channel. Operating temperature range is -20ûC to +70ûC. Price is $2.78 in large quantities with a delivery time of two weeks ARO. HAMAMATSU CORP., Bridgewater, NJ. (908) 231-0960.