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TDA7501 数据表(PDF) 7 Page - STMicroelectronics |
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TDA7501 数据表(HTML) 7 Page - STMicroelectronics |
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7 / 29 page ![]() TDA7501 Electrical specifications 7/29 VDCout Output DC-voltage pins 41..44 1.65 V Rout Output impedance OUT1L, 1R pins 43..44 300 W Output impedance OUT2L, 2R pins 41..42 3 k Ω Quasi differential CD stereo input (non inverting) Rin Input resistance (see Fig. 2) Differential 70 100 130 k Ω CMRR Common mode rejection ratio VCM = 1VRMS @ 1kHz 45 70 dB VCM = 1VRMS @ 10kHz 45 60 dB VN Output noise 20Hz - 20kHz; unweighted 2.0 μV Differential phone/navigation/FM/AM input (inverting) Rin Input resistance (see Fig. 3) 35 50 65 k Ω CMRR Common mode rejection ratio VCM = 1VRMS @ 1kHz 40 70 dB VCM = 1VRMS @ 10kHz 40 60 dB VN Output noise 20Hz - 20kHz; unweighted 2.0 μV AM IF input Rin Input resistance 35 50 65 k Ω Cassette input (non inverting) Rin Input resistance 70 100 130 k Ω VN Output noise 20Hz - 20kHz; unweighted 2.0 μV AM/FM level input Rin Input resistance 70 100 130 k Ω Vmin Minimum input voltage -0.4 V Vmax Maximum input voltage 7.0 V Dual MPX control (pin tuner-) VCTRLMPX1 Control voltage for MPX 1+2 MPX1 -> MPX1 + MPX2 1.5 V VCTRLMPX2 Control voltage for MPX2 MPX1 + MPX1 -> MPX2 4.0 V VCTRLMPX3 Control voltage for MPX 1+2 MPX2 -> MPX1 + MPX2 3.5 V VCTRLMPX4 Control voltage for MPX1 MPX1 + MPX2 -> MPX2 1.0 V Speaker outputs RLOAD = 10KW (AC) Rin Input impedance 35 50 65 k Ω GMAX Max. gain external reference mode 33 dB Table 4. Electrical characteristcs (continued) (VDD = VS = 8.3V; V33 = 3.3V Tamb = 25°C; RL = 10kΩ; all gains = 0dB; f = 1kHz; unless otherwise specified) Symbol Parameter Test condition Min. Typ. Max. Unit |
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