PCM1850

PCM1851

SLES108 − MARCH 2004

www.ti.com

10

TYPICAL PERFORMANCE CURVES AT PGA GAIN = –5.5 dB

Figure 9

TA – Free-Air Temperature – °C

TOTAL HARMONIC DISTORTION + NOISE

vs

FREE-AIR TEMPERATURE

0.001

0.002

0.003

0.004

−40

−15

10

35

60

85

Figure 10

97

98

99

100

101

102

103

104

105

106

107

−40

−15

10

35

60

85

TA – Free-Air Temperature – °C

DYNAMIC RANGE and SNR

vs

FREE-AIR TEMPERATURE

SNR

Dynamic Range

Figure 11

0.001

0.002

0.003

0.004

4.5

4.7

4.9

5.1

5.3

5.5

VCC – Supply Voltage – V

TOTAL HARMONIC DISTORTION + NOISE

vs

SUPPLY VOLTAGE

Figure 12

97

98

99

100

101

102

103

104

105

106

107

4.5

4.7

4.9

5.1

5.3

5.5

VCC – Supply Voltage – V

DYNAMIC RANGE and SNR

vs

SUPPLY VOLTAGE

SNR

Dynamic Range

All specifications at TA = 25°C, VCC = 5 V, VDD = 3.3 V, master mode, fS = 48 kHz, system clock = 256 fS, 24-bit data, unless otherwise noted