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YD1191 Schematic ( PDF Datasheet ) - Wuxi Youda electronics

Teilenummer YD1191
Beschreibung SINGLE-CHIP FM/AM RADIO IC
Hersteller Wuxi Youda electronics
Logo Wuxi Youda electronics Logo 




Gesamt 4 Seiten
YD1191 Datasheet, Funktion
www.DataSheet4U.com
YOUDA INTEGRATED CIRCUIT
YD1191
SINGLE-CHIP FM/AM RADIO ICYD1191
DESCRIPTION
The YD1191 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.
*Tuning LED driver.
*Large output of AF amplifier.
Vcc=6V,EIAJ output=500mW (Typ.)
When load impedance 8Ω
BLOCK DIAGRAM
28 27 26 25 24 23 22 21 20 19 18 17 16 15
AF Power AMP
AM IF DET AGC
AM RF AMP
FM DISCRIMINATOR
FM FE
TUNING
METER
FM IF AMP
1 2 3 4 5 6 7 8 9 10 11 12 13 14
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 Tel86-755-83740369
Fax86-755-83741418
Ver 5.0
1 of 4
2006-6-20





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