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STAC9271 датащи(PDF) 19 Page - Integrated Device Technology |
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STAC9271 датащи(HTML) 19 Page - Integrated Device Technology |
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19 / 223 page ![]() STAC9271/9272/9273/9274 10-CHANNEL HIGH DEFINITION AUDIO CODEC PC AUDIO IDT™ 10-CHANNEL HIGH DEFINITION AUDIO CODEC 19 STAC9271/9272/9273/9274 V 1.0 MARCH2007 IDT CONFIDENTIAL Full Scale Input Voltage 0dB Boost @ 4.75 V All 1.00 - - Vrms All Analog Inputs with boost 10dB Boost All 0.31 - - Vrms All Analog Inputs with boost 20dB Boost All 0.10 - - Vrms All Analog Inputs with boost 30dB Boost All 0.03 - - Vrms All Analog Inputs with boost 40dB Boost All 0.01 - - Vrms Input Impedance All - 50 - k Ω Input Capacitance All - 15 - pF Analog Mixer SNR - CD to Ports A,B, & D Line-Out (Note 4) All 90 dB THD+N - CD to Ports A,B, & D Line-Out (Note 3) -3dB Input All 70 dB SNR - All Line-In to A,B, & D Line-Out (Note 4) All 90 dB THD+N - All Line-In to A,B, & D Line-Out (Note 3) -3dB Input All 70 dB SNR - Analog PC Beep to Ports A,B, & D Line-Out (Note 4) All 85 dB THD+N - Analog PC Beep to Ports A,B, & D Line-Out (Note 3) -3dB Input All 70 dB Analog to Digital Converter Resolution All 24 Bits Dynamic Range, All Analog Inputs to A/D (Note 1) High Pass Filer Enabled, 1Vrms Input, No boost All 88 90 dB SNR All Analog Inputs to A/D (Note 4) High Pass Filter enabled All 88 90 dB THD+N All Analog Inputs to A/D (Note 3) High Pass Filter enabled, -3dBV input Level All 85 dB Analog Frequency Response (Note 2 All 10 - 30,000 Hz A/D Digital Filter Pass Band (Note 5) All 20 - 19,200 Hz A/D Digital Filter Transition Band All 19,200 - 28,800 Hz A/D Digital Filter Stop Band All 28,800 - - Hz A/D Digital Filter Stop Band Rejection (Note 6) All -100 - - dB Group Delay (48 KHz sample rate) All - - 1 ms Any Analog Input to ADC Crosstalk 10 KHz Signal Frequency All - -85 - dB Any Analog Input to ADC Crosstalk 1 KHz Signal Frequency All - -80 - dB Spurious Tone Rejection All - -100 - dB Attenuation, Gain Step Size ANALOG All - 1.5 - dB Interchannel Gain Mismatch ADC All - - 0.5 dB Noise Floor when 40dB Mic Boost Enabled All 0.01 mV 40dB Mic Boost Enabled SNR 5 mV Input All 60 dB Parameter Conditions AVdd Min Typ Max Unit |
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