전자부품 데이터시트 검색엔진 |
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TDA7389 데이터시트(PDF) 7 Page - STMicroelectronics |
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TDA7389 데이터시트(HTML) 7 Page - STMicroelectronics |
7 / 14 page TDA7389 Electrical specifications 7/14 THD Distortion Po = 4W 0.04 0.10 % eNo Output noise "A" Weighted 50 70 μV Bw = 20Hz to 20KHz 70 100 μV SVR Supply voltage rejection f = 100Hz; Vr = 1Vrms 50 75 dB fch High cut-off frequency Po = 0.5W 100 200 KHz Ri Input Impedance 70 100 150 K Ω CT Cross talk f = 1KHz; Po = 4W 60 75 dB f = 10KHz; Po = 4W 60 dB ISB St-By current consumption VSt-By = 1.2V 50 μA VSt-By = 0V 25 Ipin4 St-By pin current VSt-By = 1.2 to 2.6V ±1 μA VSB out St-By OUT threshold voltage (Amp: ON) 2.6 V VSB IN St-By IN threshold voltage (Amp: OFF) 1.2 V AM Mute attenuation POref = 4W 80 90 dB VM out Mute OUT threshold voltage (Amp: Play) 2.6 V VM in Mute IN threshold voltage (Amp: Mute) 1.2 V VAM in VS automute threshold (Amp: Mute); Att ≥ 80dB; POref = 4Ω (Amp: Play); Att < 0.1dB; PO = 0.5W 7.6 6.5 8.5 V Ipin22 Muting pin current VMUTE = 1.2V (Source current) 511 20 μA VMUTE = 2.6V -5 - -20 Clipping detector CDLK Clip det high leakage current CD Off 1 μA CDSAT Clip det sat voltage DC On; ICD = 1mA 0.2 0.4 V CDTHD Clip det THD level Pout > 16W 2 % 1. Saturated square wave output. Table 4. Electrical characteristics (continued) (VS = 14.4V; f = 1KHz; Rg = 600Ω; RL = 4Ω; Tamb = 25°C; Refer to the test and application diagram (Figure 14), unless otherwise specified.) Symbol Parameter Test condition Min. Typ. Max. Unit |
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