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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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CS42L56 датащи(PDF) 21 Page - Cirrus Logic |
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CS42L56 датащи(HTML) 21 Page - Cirrus Logic |
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21 / 92 page  DS851F2 21 CS42L56 ANALOG PASSTHROUGH CHARACTERISTICS Test Conditions (unless otherwise specified): Connections to the CS42L56 are shown in the “Typical Connection Diagrams” on page 11; Input test signal is a 1 kHz sine wave through the passive input filter shown in Figure 1, PGA and HP/Line gain = 0 dB; All Supplies = VA, VCP Mode; GND = AGND = 0 V; TA = +25C; Measurement bandwidth is 20 Hz to 20 kHz; Sample Fre- quency = 48 kHz; Measurement signal path is AINxx to HPOUTx or LINEOUTx. COMBINED DAC INTERPOLATION & ON-CHIP ANALOG FILTER RESPONSE VA = 2.5 V VA = 1.8 V Parameter Min Typ Max Min Typ Max Unit Analog In to HP Amp (ADC is powered down) RL = 10 k(+2 dB Output Analog Gain) (Note 14) Dynamic Range A-weighted unweighted - - 94 91 - - - - 91 88 - - dB dB Total Harmonic Distortion + Noise (Note 16) -1 dB -20 dB -60 dB - - - -70 -71 -31 - - - - - - -80 -68 -28 - - - dB dB dB Full-scale Input Voltage (Note 8) - 0.80•VA - - 0.80•VA - Vpp Full-scale Output Voltage (Note 17) - 0.93•VA - - 0.93•VA - Vpp Frequency Response - 0/-0.3 - - 0/-0.3 - dB RL = 16 (-4 dB Output Analog Gain) (Note 14) Dynamic Range A-weighted unweighted - - 94 91 - - - - 91 88 - - dB dB Total Harmonic Distortion + Noise (Note 16) -1 dB -20 dB -60 dB - - - -70 -71 -31 - - - - - - -80 -68 -28 - - - dB dB dB Full-scale Input Voltage (Note 8) - 0.80•VA - - 0.80•VA - Vpp Output Power (Note 16) -12- - 6.5 - mW Frequency Response - 0/-0.3 - - 0/-0.3 - dB Analog In to Line Amp (ADC is powered down) RL = 10 k(+2 dB Output Analog Gain) (Note 14) Dynamic Range A-weighted unweighted - - 94 91 - - - - 91 88 - - dB dB Total Harmonic Distortion + Noise (Note 16) -1 dB -20 dB -60 dB - - - -70 -71 -31 - - - - - - -80 -68 -28 - - - dB dB dB Full-scale Input Voltage (Note 8) - 0.80•VA - - 0.80•VA - Vpp Full-scale Output Voltage (Note 17) - 0.89•VA - - 0.89•VA - Vpp Frequency Response - 0/-0.3 - - 0/-0.3 - dB Parameter (Note 18) Min Typ Max Unit Frequency Response 20 Hz to 20 kHz Fs = 48.000 kHz Fs = 44.118 kHz -0.007 -0.081 - - +0.007 +0.081 dB dB Passband to -0.05 dB corner to -3 dB corner - - 0.48 0.49 - - Fs Fs Stopband 0.55 - - Fs Stopband Attenuation (Note 19) 49 - - dB Total Group Delay - 6.5/Fs - s De-emphasis Error Fs = 44.118 kHz - - +0.05/-0.25 dB |
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