The tda7073 is a circuit chip.
tda7703 is an automotive audio radio integrated circuit chip used to receive FM, medium wave and long wave radio signals.
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Main parameters of tda7703 chip:
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Standard operating voltage: 5V (±0.2V)
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Working current: 220mA
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Antenna input impedance: 75Ω
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Signal to noise ratio: S\/N> 70dB
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Operating temperature: -20℃~ 70℃
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FM sensitivity: 2~3dBuV
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Stereo separation: 35dB
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Distortion degree: < 0.1%
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receiving frequency range
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FM: 87.5 mhz ~ 108.0 mhz
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MW:522KHz~1620KHz
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LW:144KHz~279KHz
tda7073 is a micro DC motor drive circuit chip.