LM2889

LM2889 TV Video Modulator December 1994 LM2889 TV Video Modulator General Description The LM2889 is designed to interface audio and video signals to the antenna terminals of a TV receiver It consists of a sound subcarrier oscillator and FM modulator video clamp and RF oscillators and modulators for two low-VHF channels The LM2889 allows video information from VTRs video disk systems games test equipment or similar sources to be displayed on black and white or color TV receivers Features Y Y Y Y Y Y Y Y Pin for pin compatible with LM1889 RF section Low distortion FM sound modulator (less than 1% THD) Video clamp for AC-coupled video Low sound oscillator harmonic levels 10V to 16V supply operation DC channel switching Excellent oscillator stability Low intermodulation products Block and Connection Diagrams (Dual-In-Line Package) Order Number LM2889N See NS Package Number N14A DC Test Circuit TL H 5079 – 1 C1995 National Semiconductor Corporation TL H 5079 RRD-B30M115 Printed in U S A Absolute Maximum Ratings If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications Supply Voltage Power Dissipation Package (Note 1) Operating Temperature Range 18VDC 700 mW 0 C to a 70 C Storage Temperature Range (V14 – V13) Max (V12 – V8) Max (V12 – V9) Max Lead Temperature (Soldering 10 seconds) b 55 C to a 150 C g 5VDC 7VDC 7VDC 260 C DC Electrical Characteristics (DC test circuit all ...