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TDA7851F Scheda tecnica(PDF) 8 Page - STMicroelectronics |
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TDA7851F Scheda tecnica(HTML) 8 Page - STMicroelectronics |
8 / 18 page Electrical specifications TDA7851F 8/18 DocID17714 Rev 4 THD Distortion Po = 4 W - 0.01 0.05 % eNo Output noise "A" Weighted Bw = 20 Hz to 20 kHz - 35 50 100 μV μV SVR Supply voltage rejection f = 100 Hz; Vr = 1 Vrms 50 70 - dB fch High cut-off frequency PO = 0.5W 100 300 - kHz Ri Input Impedance - 70 100 130 kΩ CT Cross talk f = 1 kHz PO = 4 W f = 10 kHz PO = 4 W 60 70 60 - - dB dB ISB Standby current consumption VSt-By = 1.2 V - - 20 μA VSt-By = 0 - - 10 μA Ipin5 Standby pin current VSt-By = 1.2 V to 2.6 V - - ±1 μA VSB out Standby out threshold voltage (Amp: ON) 2.6 - V VSB in Standby in threshold voltage (Amp: OFF) - - 1.2 V AM Mute attenuation POref = 4 W 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. 80 dB; POref = 4 W (Amp: Play) Att. < 0.1 dB; PO = 0.5 W 6.7 7 7.5 8 V V Ipin23 Muting pin current VMUTE = 1.2 V (Sourced current) 712 18 μA VMUTE = 2.6 V -5 - 18 μA Offset detector VOFF Detected diff. output offset VST-BY = 5 V ±1 ±2 ±3 V VOFF_SAT Off detector sat voltage Vo > ±3 V, Ioff Det = 1 mA 0 V < Voff Det < 18 V - 0.2 0.4 V VOFF_LK Off detector leakage current Vo < ±1 V - 0 15 μA 1. Saturated square wave output Table 4. Electrical characteristics (continued) Symbol Parameter Test condition Min. Typ. Max. Unit |
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