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UPC3202 Datasheet(PDF) 3 Page - NEC |
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UPC3202 Datasheet(HTML) 3 Page - NEC |
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3 / 20 page  Data Sheet P12151EJ3V0DS00 3 µµµµPC3202GR PIN EXPLANATION Pin No. Symbol Pin Voltage TYP. above: VHF mode below: UHF mode Function and Explanation Equivalent Circuit 5.00 1UOSC collector (Tr.1) 3.60 Collector pin of UHF oscillator. Assemble LC resonator with 2 pin through 1 pF capacitor to oscillate with active feedback loop. 0.0 2UOSC base (Tr.2) 1.90 Base pin of UHF oscillator with balance amplifier. Connected to LC resonator through 360 pF feedback capacitor. 0.0 3UOSC base (Tr.1) 1.90 Base pin of UHF oscillator with balance amplifier. Connected to LC resonator through 360 pF feedback capacitor. 0.0 4UOSC collector (Tr.2) and UB 5.00 Collector pin of UHF oscillator with balance amplifier. Grounded through 6 pF capacitor. Double balanced oscillator with transistor 1 and transistor 2. And this pin is switch for VHF or UHF. VHF operation = GND UHF operation = 5.0 V 2 REG 4 1 3 0.0 5GND 0.0 GND pin for VHF and UHF oscillator 2.70 6OSC output 2.35 VHF and UHF oscillator signal output pin. In case of F/S tuner application, connected PLL symthesizer IC’s input pin. from OSC 6 1.95 7VOSC base (Tr.1) 0.0 Base pin of VHF oscillator. Grounded through 10 pF capacitor. 1.95 8VOSC base (Tr.2) 0.0 Base pin of VHF oscillator. Assemble LC resonator with 10 pin to oscillate with active feedback loop. 3.60 9VOSC collector (Tr.2) 5.00 Collector pin of VHF oscillator. Connected to LC resonator through 3 pF feedback capacitor. 7 9 8 5.00 10 Vcc 5.00 Power supply pin. |
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