The ICs have supply voltages of 8 V and 3.3 V and they are mounted in S-DIP envelope with 64 pins. The ICs are intended to be used in economy television receivers with 90° and 110° picture tubes. The Teletext decoder has an internal RAM memory for 1or 10 page text. Most versions have a Teletext decoder on board. The various versions of the TDA9381 series combine the functions of a TV signal processor together with a m-Controller and US Closed Caption decoder. Function : TV signal processor-Teletext decoder
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March 2023
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