YD1619 Просмотр технического описания (PDF) - Wuxi Youda electronics Co.,LTD

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YD1619

SINGLE-CHIP FM/AM RADIO IC

Wuxi Youda electronics Co.,LTD 

YOUDA INTEGRATED CIRCUIT

YD1619

SINGLE-CHIP FM/AM RADIO IC—YD1619

DESCRIPTION

The YD1619 is a one-chip FM/AM radio IC designed for radio-cassette tape recorders.

FEATURES

*Small number of peripheral components.

*Low current consumption (Vcc=3V)

For FM:ID=5.3mA (Typ.)

For AM:ID=3.4mA (Typ.)

*Built-in FM/AM select switch.

*Built-in RF AGC, IF AGC circuit.

*Large output of AF amplifier.

Vcc=6V,EIAJ output=500mW (Typ.)

When load impedance 8Ω

BLOCK DIAGRAM

30 29 28 27 26 25 24 23 22 21 20 19 18 17 16

AF Power AMP

AM IF DET AGC

AM FE

FM DISCRIMINATOR

FM FE

TUNING

METER

FM IF

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

WuXi YouDa Electronics Co., Ltd

Add: No.5 Xijin Road, National Hi-Tech Industrial Development Zone, Wuxi Jiangsu China

Tel: 86-510-85205117 86-510-85205106 Fax: 86-510-85205110

Website: www.e-youda.com

SHENZHEN OFFICE Tel： 86-755-83740369 13823533350 Fax： 86-755-83741418

Ver 5.0

1 of 4

2006-7-10

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