PHOTOELECTRIC SWITCHES
COPIES, PRINTERS, AND FACSIMILES
COMMODITY AND TICKET BENDING MACHINES AND TERMINAL EQUIPMENT IN FINANCIAL COMPUTER SYSTEMS
HANDY TERMINALS

The TPS811 and TPS813 represent a Si photo IC of digital output type that integrates a photodiode, amplifier circuit, and Schmitt trigger circuit into a single chip.
These devices respond faster than the phototransistor type. They output a high when light is input.