−100

−99

−98

−97

−96

−95

−94

−93

−92

−91

−90

0

10

20

30

40

fSAMPLE Condition − kHz

44.1

96(2)

48(1)

(1)fS = 48 kHz, System Clock = 256 fS,

Oversampling Ratio =

×128.

(2)fS = 96 kHz, System Clock = 256 fS,

Oversampling Ratio =

×64.

G011

100

101

102

103

104

105

106

107

108

109

110

0

10

20

30

40

44.1

96(2)

48(1)

SNR

Dynamic Range

fSAMPLE Condition − kHz

(1)fS = 48 kHz, System Clock = 256 fS,

Oversampling Ratio =

×128.

(2)fS = 96 kHz, System Clock = 256 fS,

Oversampling Ratio =

×64.

G012

−100

−99

−98

−97

−96

−95

−94

−93

−92

−91

−90

4.25

4.50

4.75

5.00

5.25

5.50

5.75

VCC − Supply Voltage − V

G009

G010

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

SNR

Dynamic Range

G007

−100

−99

−98

−97

−96

−95

−94

−93

−92

−91

−90

−50

−25

0

25

50

75

100

TA − Free-Air Temperature − °C

100

101

102

103

104

105

106

107

108

109

110

−50

−25

0

25

50

75

100

G008

TA − Free-Air Temperature − °C

SNR

Dynamic Range

8

PCM1803A

SLES142B – JUNE 2005 – REVISED JULY 2016

www.ti.com

Product Folder Links: PCM1803A

Submit Documentation Feedback

Copyright © 2005–2016, Texas Instruments Incorporated

6.6.2 Typical Performance Curves

All specifications at TA = 25°C, VCC = 5 V, VDD = 3.3 V, master mode, fS = 44.1 kHz, system clock = 384 fS,

oversampling ratio = ×128, 24-bit data (unless otherwise noted)

Figure 7. Total Harmonic Distortion + Noise vs

Temperature

Figure 8. Dynamic Range and Signal-to-Noise Ratio vs

Temperature

Figure 9. Total Harmonic Distortion + Noise vs Supply

Voltage

Figure 10. Dynamic Range and Signal-to-Noise Ratio vs

Supply Voltage

Figure 11. Total Harmonic Distortion + Noise vs fSAMPLE

Condition

Figure 12. Dynamic Range and Signal-to-Noise Ratio vs

fSAMPLE Condition