YD1619

www.DataSheet4U.com 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 TUNING METER 19 18 17 16 AM IF DET AGC AF Power AMP AM FE FM DISCRIMINATOR FM FE 1 2 3 4 5 6 7 8 9 10 FM IF 11 12 13 14 15 WuXi YouDa Electronics Co., Ltd Tel: Add: No.5 Xijin Road, National Hi-Tech Industrial Development Zone, Wuxi Jiangsu China 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 www.DataSheet4U.com YOUDA INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATINGS PARAMETER Supply Voltage Power Dissipation Operating Temperature Storage Temperature (Tamb=25℃) VALUE 9 1500 -10～+70 -50～+125 YD1619 SYMBOL Vcc PD Topr Tstg UNIT V mW ℃ ℃ ELECTRICAL CHARACTERISTICS PARAMETER Quiescent Current FM： Front End Voltage Gain Detection Output IF Knee Level DetectionOutput Distortion Factor FM Meter Current AM： Front End Voltage Gain IF Voltage Gain Detector Output Meter Current Detection Output Distortion Factor Audio Voltage Gain Audio...