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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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TEF6894H датащи(PDF) 20 Page - NXP Semiconductors |
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TEF6894H датащи(HTML) 20 Page - NXP Semiconductors |
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20 / 55 page  2003 Oct 21 20 Philips Semiconductors Product specification Car radio integrated signal processor TEF6894H TCASI ASI time constant (switching time from any setting to any other setting) see Table 42 AST[1:0] = 00 − 1 − ms AST[1:0] = 01 − 3 − ms AST[1:0] = 10 − 10 − ms AST[1:0] = 11 − 30 − ms Voffset(max) maximum DC offset between any two settings (non-consecutive) on any one audio control or any one dynamic weak signal processing control − 7 − mV PSRR power supply ripple rejection VCC(AC) =Vripple = 200 mV (RMS) fripple = 20 to 100 Hz 35 46 − dB fripple = 1 kHz 50 75 − dB fripple = 1 to 20 kHz 50 65 − dB αct crosstalk between bus inputs and signal outputs fclk = 100 kHz; note 3 − 110 − dB tturn-on turn-on time from VCC applied to 66% final DC voltage at outputs − 100 − ms LOUDNESS floudness(low) loudness low boost frequency without influence of coupling capacitors amplitude decrease = −3dB LLF = 0 − 50 − Hz LLF = 1 − 100 − Hz floudness(high) loudness filter response without influence of coupling capacitors amplitude decrease = −1 dB; frequency referred to 100 kHz; high boost on − 10 − kHz Gloudness loudness gain control floudness(low) = 50 Hz; high boost on; see Fig.16 maximum setting; 1 kHz tone − 0 − dB minimum setting; 1 kHz tone −−20 − dB minimum setting; 50 Hz tone −−3 − dB minimum setting; 10 kHz tone −−16 − dB minimum setting; 100 kHz tone −−15 − dB step size; 1 kHz tone − 1 − dB VOLUME Gvol volume/balance gain control see Table 48 maximum setting − 20 − dB minimum setting −−59 − dB mute attenuation; 20 Hz to 20 kHz input −−80 −70 dB Gstep(vol) step resolution gain (volume) see Table 48 − 1 − dB SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT |
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