LM1889 Datasheet - National Semiconductor

LM1889 LM1889 TV Video Modulator

The LM1889 is designed to interface audio color difference and luminance signals to the antenna terminals of a TV receiver It consists of a sound subcarrier oscillator chroma subcarrier oscillator quadrature chroma modulators and RF oscillators and modulators for two low-VHF channels The LM1889 allo.

LM1889 Features

* Y dc channel switching Y 12V to 18V supply operation Y Excellent oscillator stability Y Low intermodulation products Y 5 Vp-p chroma reference signal Y May be used to encode composite video Block Diagram DC Test Circuit Dual-In-Line Package Order Number LM1889N See NS Package Number N18A TL H 7

LM1889 Datasheet (190.31 KB)