NJM2259 JRC, NJM2259 Datasheet
NJM2259
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NJM2259 Summary of contents
Page 1
... RF Modulator for UHF Band DESCRIPTION The NJM2259 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. FEATURES • Operating Voltage 5V • Picture-to-sound ratio is adjustable • ...
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... NJM2259 www.DataSheet4U.com ABSOLUTE MAXIMUM RATINGS Parameter Supply Voltage Power Dissipation Input Voltage Operating Temperature Range Storage Temperature Range RECOMMENDED OPERATING VOLTAGE RANGE Parameter Operating Voltage ELECTRICAL CHARACTERISTICS Parameter Operating Current No video/audio input signal Video Output Level Video input Signal (Pin11)=0.5V (Note 1) Video Modulation Depth Video input Signal (Pin11)=0 ...
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... TEST CIRCUIT AUDIO IN 68p 100p 22p VIDEO 50k RF OUT 100p 100p 22p 50k VCO NJM2259 VCC - 3 - ...
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... NJM2259 www.DataSheet4U.com TERMINAL CHARACTERISTICS No. Symbol Voltage (V) 1 GND 3 2 GND 2 3 OSC B1 4 OSC E1 5 OSC E2 6 OSC B2 7 VCC 2 8 VCC OUT 10 GND 1 11 VIDEO Typ. DC Equivalent Circuit - - 2.55 1.75 1.75 2. 3.95 - 1.70 Function GND for RF OSC AMP GND for RF OSC RF Oscillator RF OSC Regulator ...
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... No. Symbol Voltage (V) 12 VCC 1 TANK P/S Adj. TANK TANK 2 15 TANK 1 16 AUDIO IN Typ. DC Equivalent Circuit - 3. 2.85 - NJM2259 Function Power Supply Picture-to-sound Ratio Adjust Sound FM Modulation Circuit Audio Signal Input - 5 - ...
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... NJM2259 www.DataSheet4U.com TYPICAL CHARACTERISTICS T =25°C A ICC vs VCC 4.0 4.5 5.0 VIDEO MODULATION DEPTH vs VCC 4.0 4.5 5 5.5 6.0 6.5 7.0 VCC [ V ] 5.5 6.0 6.5 7.0 VCC [ V ] VIDEO OUTPUT LEVEL vs VCC 4.0 4.5 5.0 5.5 6.0 VCC [ V ] AUDIO FM MODULATION DEPTH vs VCC 125 120 115 110 105 100 95 90 ...
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... OUTLINE DRAWING DMP16 NJM2259 [CAUTION] The specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. The application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights ...