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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 />

POWER SUPPLY REQUIREMENTS<br />

PARAMETER TEST CONDITIONS<br />

PCM1792ADB<br />

MIN TYP MAX<br />

VDD 3 3.3 3.6 Vdc<br />

VCC1<br />

VCC2L<br />

VCC2R<br />

Voltage range<br />

UNIT<br />

4.75 5 5.25 Vdc<br />

fS = 44.1 <strong>kHz</strong> 12 15<br />

IDD IDD Supply current (1)<br />

(1) fS = 96 <strong>kHz</strong> 23 mA<br />

fS = <strong>192</strong> <strong>kHz</strong> 45<br />

fS = 44.1 <strong>kHz</strong> 33 40<br />

ICC ICC Supply current (1)<br />

(1) fS = 96 <strong>kHz</strong> 35 mA<br />

fS = <strong>192</strong> <strong>kHz</strong> 37<br />

fS = 44.1 <strong>kHz</strong> 205 250<br />

Power dissipation (1)<br />

fS = 96 <strong>kHz</strong> 250 mW<br />

TEMPERATURE RANGE<br />

fS = <strong>192</strong> <strong>kHz</strong> 335<br />

Operation temperature –25 85 °C<br />

θJA Thermal resistance 28-pin SSOP 100 °C/W<br />

(1) Input is BPZ data.<br />

PIN ASSIGNMENTS<br />

ZEROL<br />

ZEROR<br />

MSEL<br />

LRCK<br />

DATA<br />

BCK<br />

SCK<br />

DGND<br />

V DD<br />

MS<br />

MDI<br />

MC<br />

MDO<br />

RST<br />

1<br />

2<br />

3<br />

4<br />

5<br />

6<br />

7<br />

8<br />

9<br />

10<br />

11<br />

12<br />

13<br />

14<br />

PCM1792A<br />

(TOP VIEW)<br />

28<br />

27<br />

26<br />

25<br />

<strong>24</strong><br />

23<br />

22<br />

21<br />

20<br />

19<br />

18<br />

17<br />

16<br />

15<br />

V CC 2L<br />

AGND3L<br />

I OUT L−<br />

I OUT L+<br />

AGND2<br />

V CC 1<br />

V COM L<br />

V COM R<br />

I REF<br />

AGND1<br />

I OUT R−<br />

I OUT R+<br />

AGND3R<br />

V CC 2R<br />

5

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