UPC3202 datasheet(3/20 Pages) NEC

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Data Sheet P12151EJ3V0DS00

µµµµPC3202GR

PIN EXPLANATION

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

REG

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

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.

5.00

Vcc

5.00

Power supply pin.

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