NJM2259
NJM2259 is RF Modulator manufactured by New Japan Radio.
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RF Modulator for UHF Band
- DESCRIPTION The NJM2259 is a RF modulator IC especially designed for UHF band RF modulator and consists of video clamp circuit, white clip circuit, video AM modulator and audio FM modulator, built into one chip. NJM2259M
- Features
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- Operating Voltage 5V Picture-to-sound ratio is adjustable Audio ripple is decreased by two internal regulators Audio input circuit with low shock noise Carrier-off switch function on chip Bipolar Technology Package Outline : DMP16
- PACKAGE OUTLINE
- BLOCK DIAGRAM
AUDIO IN VIDEO IN
AUDIO SUBCARRIER MODULATOR
VIDEO CLAMP REGULATOR
WHITE CLIP RF MIXER
RF...
