Datasheet TA7642 (SUM)

TA7642 LINEAR INTEGRATED CIRCUIT ONE CHIP AM RADIO CIRCUIT DESCRIPTION The TA7642 is suitable for low voltage portable Radio, cassette system and other wireless AM system. The package of UTC7642 is TO-92. FEATURES *Low operating voltage: Down to VCC=1.3V 1 *Low Quiescent Current:ICCO=0.2mA *Low external component required. TO-92 EQUIVALENT CIRCUIT 3 R3 R5 R9 R11 R13 R15 12KΩ R6 12KΩ 12KΩ 12KΩ 12KΩ 12KΩ 12KΩ C4 2 23pF T1 R4 C2 C1 12KΩ 12pF 12pF R7 R10 R14 R12 T10 T4 12KΩ 12KΩ 74.6Ω 12KΩ R2 R8 3.3KΩ 12KΩ R1 5.6KΩ T5 T6 T7 T8 T9 T2 T3 1 ABSOLUTE MAXIMUM RATINGSTested at Ta=25°C,unless otherwise specified Parameters Symbols Min. Max. Unit Supply Voltage VCC 6 V Operating Temperature Topr -10 60 °C Storage temperature TSTG -55 150 °C
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