Parameter

Minimum

Typical

Maximum

Units

Line Outputs

Full Scale Output Voltage

1.0

Vrms

Dynamic Range (measured with -60 dBFS signal present)

97

dBFS

Total Harmonic Distortion + Noise (THD + N), measured at -3 dBFS

-90

-93

dB

Channel Crosstalk

-84

dBFS

Analog Frequency Response (+/- 3 dB at 20 Hz, +/- 1 dB at 20000 Hz)

20

20000

Hz

Headphone Output

Full Scale Output Voltage

1.0

Vrms

Dynamic Range (measured with -60 dBFS signal present)

97

dBFS

Total Harmonic Distortion + Noise (THD + N), measured at -3 dBFS

-85

dB

Channel Crosstalk

-75

dBFS

Analog Frequency Response (+/- 3 dB at 20 Hz, +/- 1 dB at 20000 Hz)

20

20000

Hz

Class-D Speaker Amplifier Outputs

Full Scale Output Voltage (into 4

Ω)

2.83

2.90

3

Vrms

Dynamic Range (measured with -60 dBFS signal present)

92

dBFS

Total Harmonic Distortion + Noise (THD + N, measured at -3 dBFS)

-70

dBFS

Analog Frequency Response (+/- 3 dB at 20 Hz, +/- 1 dB at 20000 Hz)

20

20000

Hz

Efficiency (Measured at 1 W/Ch)

85

%

Line Inputs

Full Scale Input Voltage

1.0

Vrms

Dynamic Range (measured with -60 dBFS signal present)

89

dBFS

Total Harmonic Distortion + Noise (THD + N), measured at -3 dBFS

-87

dB

Channel Crosstalk

-84

dBFS

Analog Frequency Response (+/- 3 dB at 200 Hz, +/- 1 dB at 20000 Hz)

200

20000

Hz

Microphone Inputs

Full Scale Input Voltage (With 20 dB boost)

Full Scale Input Voltage (With boost off)

0.1

1.0

Vrms

Dynamic Range (measured with -60 dBFS signal present)

89

dBFS

Total Harmonic Distortion + Noise (THD + N), measured at - 3 dBFS

-83.4

dBFS

Channel Crosstalk (measured at 1 kHz, 0 dB gain)

-84

dBFS

Analog Frequency Response (+/- 3 dB at 200 Hz, +/- 1 dB at 20000 Hz)

200

20000

Hz

Model/Order/Part Numbers

Audio Codec

Package Type

Supported Functions

Device Set

Order Number

Audio Codec

Part Number

Codec Revision

Number of DACs/ADCs

Digital Mic

CX20672-21Z

CX20672

-21Z

40-QFN

4/6

2

Ordering Information

Analog Performance Characteristics

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