KA22427 데이터 시트보기 (PDF) - Unisonic Technologies

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KA22427

I-CHIP AM/FM RADIO IC

Unisonic Technologies 

UTC KA22427 LINEAR INTEGRATED CIRCUIT

TEST CIRCUIT

1.2kΩ

FM

SW1

AM

V16

V13

0.047 µF

1

6

2

3

4

4

3

2

470 µF

4

3

2

6

1

4.7kΩ

6

1

10pF

16 15 14 13 12 11 10

470 µF

0.001 µF

9

Rg=50Ω

~ HF

SIGNAL

Rg=600Ω

~ AUDIO

SIGNAL

UTC KA22427

22kΩ

12345678

1

6

5kΩ 2

3

4

3

4

2

1

6

0.022 µF

4

3

2

0.01 µF

6

1

2pF

50次

220pF 4

3

2

6

1

0.022 µF

0.022 µF

51pF

0.047 µF

50Ω

FM IF

INOUT

FM

AM

SW1

AM HF

INPUT

Vcc

Icc

SW2

8Ω

45Ω

OUTPUT

GND

3.3 µF

VOD

INPUT

UTC assumes no responsibility for equipment failures that result from using products at values that

exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or

other parameters) listed in products specifications of any and all UTC products described or contained

herein. UTC products are not designed for use in life support appliances, devices or systems where

malfunction of these products can be reasonably expected to result in personal injury. Reproduction in

whole or in part is prohibited without the prior written consent of the copyright owner. The information

presented in this document does not form part of any quotation or contract, is believed to be accurate

and reliable and may be changed without notice.

UTC UNISONIC TECHNOLOGIES CO., LTD. 3

QW-R110-002,A

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