YD1619 Datasheet, PDF (1/4 Pages) Wuxi Youda electronics Co.,LTD – SINGLE-CHIP FM/AM RADIO IC

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: [phone] Fax: [phone]
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