AN7017 Просмотр технического описания (PDF) - Panasonic Corporation

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производитель

AN7017

FM/TV Front-end ICs for 1.5V Headphone Stereo, Radio Cassette Recorder

Panasonic Corporation 

ICs for FM/AM Tuner

s Pin Descriptions

Pin No.

Pin Name

Typ.Waveform

Description

1 FM RF Input

FM signal

FM RF input pin

15 FM RF Output

FM signal

4 GND

DC 0V

FM RF output pin

GND pin

Used for RF

amp. /Mixer.

3 Mix. Output

10.7MHz

IF signal

Mix. output pin

Ceramic Filter connect

to output.

AN7017S, AN7017SB

Equivalent Circuit

16

15

7pF

1

16

3

5 IF Input

10.7MHz

IF signal

IF input pin

9

5kΩ

5

6 TV/FM switch

TV/FM switching

At FM, stop the

current source of TV

circuit by connecting

Pin6 to VCC, and at

TV, stop the current

source of FM circuit by

opening this.

7 IF Output

8 GND

10.7MHz

IF signal

IF output pin

GND pin

Used for IF

amp. /oscillation circuit

current source

9

FM

TV

6

16

7

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