PCM2901

PCM2903

SLES034B − MARCH 2002 − REVISED JUNE 2004

www.ti.com

12

TYPICAL CHARACTERISTICS

ADC

0.03

0.04

0.05

0.06

0.07

0.08

0.09

0.10

−50

−25

0

25

50

75

100

TA − Free-Air Temperature − °C

TOTAL HARMONIC DISTORTION + NOISE at −0.5 dB

vs

FREE-AIR TEMPERATURE

0.010

0.009

0.004

0.003

0.005

0.008

0.007

0.006

Figure 1

85

87

89

91

93

95

−50

−25

0

25

50

75

100

TA − Free-Air Temperature − °C

DYNAMIC RANGE and SNR

vs

FREE-AIR TEMPERATURE

SNR

Dynamic Range

Figure 2

0.03

0.04

0.05

0.06

0.07

0.08

0.09

0.10

2.8

3.0

3.2

3.4

3.6

3.8

VCC − Supply Voltage − V

TOTAL HARMONIC DISTORTION + NOISE at −0.5 dB

vs

SUPPLY VOLTAGE

0.010

0.009

0.004

0.003

0.005

0.008

0.007

0.006

Figure 3

85

87

89

91

93

95

2.8

3.0

3.2

3.4

3.6

3.8

VCC − Supply Voltage − V

DYNAMIC RANGE and SNR

vs

SUPPLY VOLTAGE

SNR

Dynamic Range

Figure 4

All specifications at TA = 25°C, VDD = VCCC = VCCP1= VCCP2 = VCCx = 3.3 V, fs = 44.1 kHz, fIN = 1 kHz, 16-bit data, unless otherwise noted.