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24-Bit, 192-kHz Sampling, Advanced Segment, Audio Stereo DAC ...

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www.ti.com<br />

<br />

SLES105B − FEBRUARY 2004 − REVISED NOVEMBER 2006<br />

ELECTRICAL CHARACTERISTICS (Continued)<br />

all specifications at TA = 25°C, VCC1 = VCC2L = VCC2R = 5 V, fS = 44.1 <strong>kHz</strong>, system clock = 256 fS, and <strong>24</strong>-bit data unless otherwise noted<br />

PARAMETER TEST CONDITIONS<br />

DYNAMIC PERFORMANCE (PCM MODE, 2-V RMS OUTPUT) (1)(2)<br />

PCM1792ADB<br />

MIN TYP MAX<br />

fS = 44.1 <strong>kHz</strong> 0.0004% 0.0008%<br />

THD+N at VOUT VOUT = 0 dB<br />

fS = 96 <strong>kHz</strong> 0.0008%<br />

fS = <strong>192</strong> <strong>kHz</strong> 0.0015%<br />

EIAJ, A-weighted, fS = 44.1 <strong>kHz</strong> 123 127<br />

Dynamic range<br />

EIAJ, A-weighted, fS = 96 <strong>kHz</strong> 127 dB<br />

EIAJ, A-weighted, fS = <strong>192</strong> <strong>kHz</strong> 127<br />

EIAJ, A-weighted, fS = 44.1 <strong>kHz</strong> 123 127<br />

Signal-to-noise ratio<br />

EIAJ, A-weighted, fS = 96 <strong>kHz</strong> 127 dB<br />

EIAJ, A-weighted, fS = <strong>192</strong> <strong>kHz</strong> 127<br />

fS = 44.1 <strong>kHz</strong> 120 123<br />

Channel separation<br />

fS = 96 <strong>kHz</strong> 122 dB<br />

fS = <strong>192</strong> <strong>kHz</strong> 120<br />

Level Linearity Error VOUT = −120 dB ±1 dB<br />

DYNAMIC PERFORMANCE (PCM Mode, 4.5-V RMS Output) (1)(3)<br />

fS = 44.1 <strong>kHz</strong> 0.0004%<br />

THD+N at VOUT VOUT = 0 dB<br />

fS = 96 <strong>kHz</strong> 0.0008%<br />

fS = <strong>192</strong> <strong>kHz</strong> 0.0015%<br />

EIAJ, A-weighted, fS = 44.1 <strong>kHz</strong> 129<br />

Dynamic range<br />

EIAJ, A-weighted, fS = 96 <strong>kHz</strong> 129 dB<br />

EIAJ, A-weighted, fS = <strong>192</strong> <strong>kHz</strong> 129<br />

EIAJ, A-weighted, fS = 44.1 <strong>kHz</strong> 129<br />

Signal-to-noise ratio<br />

EIAJ, A-weighted, fS = 96 <strong>kHz</strong> 129 dB<br />

EIAJ, A-weighted, fS = <strong>192</strong> <strong>kHz</strong> 129<br />

fS = 44.1 <strong>kHz</strong> 1<strong>24</strong><br />

Channel separation<br />

fS = 96 <strong>kHz</strong> 123 dB<br />

DYNAMIC PERFORMANCE (MONO MODE) (1)(3)<br />

fS = <strong>192</strong> <strong>kHz</strong> 121<br />

fS = 44.1 <strong>kHz</strong> 0.0004%<br />

THD+N at VOUT VOUT = 0 dB<br />

fS = 96 <strong>kHz</strong> 0.0008%<br />

fS = <strong>192</strong> <strong>kHz</strong> 0.0015%<br />

EIAJ, A-weighted, fS = 44.1 <strong>kHz</strong> 132<br />

Dynamic range<br />

EIAJ, A-weighted, fS = 96 <strong>kHz</strong> 132 dB<br />

EIAJ, A-weighted, fS = <strong>192</strong> <strong>kHz</strong> 132<br />

EIAJ, A-weighted, fS = 44.1 <strong>kHz</strong> 132<br />

Signal-to-noise ratio<br />

EIAJ, A-weighted, fS = 96 <strong>kHz</strong> 132 dB<br />

EIAJ, A-weighted, fS = <strong>192</strong> <strong>kHz</strong> 132<br />

(1) Filter condition:<br />

THD+N: 20-Hz HPF, 20-<strong>kHz</strong> apogee LPF<br />

Dynamic range: 20-Hz HPF, 20-<strong>kHz</strong> AES17 LPF, A-weighted<br />

Signal-to-noise ratio: 20-Hz HPF, 20-<strong>kHz</strong> AES17 LPF, A-weighted<br />

Channel separation: 20-Hz HPF, 20-<strong>kHz</strong> AES17 LPF<br />

Analog performance specifications are measured using the System Two Cascade audio measurement system by <strong>Audio</strong> Precision in the<br />

averaging mode.<br />

(2) Dynamic performance and dc accuracy are specified at the output of the postamplifier as shown in Figure 36.<br />

(3) Dynamic performance and dc accuracy are specified at the output of the postamplifier as shown in Figure 37.<br />

<strong>Audio</strong> Precision and System Two are trademarks of <strong>Audio</strong> Precision, Inc.<br />

Other trademarks are the property of their respective owners.<br />

UNIT<br />

3

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