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TYPICAL CHARACTERISTICS

ADC

85

87

89

91

93

95

−50

−25

0

25

50

75

100

TA – Free-Air Temperature – °C

SNR

Dynamic Range

G002

0.003

0.004

0.005

0.006

0.007

0.008

0.009

0.010

−50

−25

0

25

50

75

100

TA – Free-Air Temperature – °C

G001

0.003

0.004

0.005

0.006

0.007

0.008

0.009

0.010

4.0

4.5

5.0

5.5

VBUS – Supply Voltage – V

G003

85

87

89

91

93

95

4.0

4.5

5.0

5.5

VBUS – Supply Voltage – V

SNR

Dynamic Range

G004

PCM2904

PCM2906

SLES042C – JUNE 2002 – REVISED NOVEMBER 2007

All specifications at TA = 25°C, VBUS = 5 V, fs = 44.1 kHz, fIN = 1 kHz, 16-bit data, using REG103xA-A, unless otherwise noted.

TOTAL HARMONIC DISTORTION + NOISE

DYNAMIC RANGE and SNR

vs

vs

FREE-AIR TEMPERATURE

FREE-AIR TEMPERATURE

Figure 1. THD+N at –0.5 dB vs Temperature

Figure 2.

TOTAL HARMONIC DISTORTION + NOISE

DYNAMIC RANGE and SNR

vs

vs

SUPPLY VOLTAGE

SUPPLY VOLTAGE

Figure 3. THD+N at –0.5 dB vs Supply Voltage

Figure 4.

Copyright © 2002–2007, Texas Instruments Incorporated

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