PCM1802

SLES023B – DECEMBER 2001 – REVISED MARCH 2002

8

www.ti.com

TYPICAL PERFORMANCE CURVES

Figure 9

0.01

0.02

0.03

0.04

–50

–25

0

25

50

75

100

TA – Free-Air Temperature – °C

TOTAL HARMONIC DISTORTION + NOISE

vs

FREE-AIR TEMPERATURE

0.004

0.003

0.002

0.001

Figure 10

100

101

102

103

104

105

106

107

108

109

110

–50

–25

0

25

50

75

100

TA – Free-Air Temperature – °C

DYNAMIC RANGE and SNR

vs

FREE-AIR TEMPERATURE

SNR

Dynamic Range

Figure 11

0.01

0.02

0.03

0.04

4.25

4.50

4.75

5.00

5.25

5.50

5.75

VCC – Supply Voltage – V

TOTAL HARMONIC DISTORTION + NOISE

vs

SUPPLY VOLTAGE

0.004

0.003

0.002

0.001

Figure 12

100

101

102

103

104

105

106

107

108

109

110

4.25

4.50

4.75

5.00

5.25

5.50

5.75

VCC – Supply Voltage – V

DYNAMIC RANGE and SNR

vs

SUPPLY VOLTAGE

SNR

Dynamic Range

All specifications at TA = 25°C, VCC = 5.0 V, VDD = 3.3 V, master mode, fS = 44.1 kHz, system clock = 384 fS, oversampling ratio = ×128,

24-bit data, unless otherwise noted.