PCM4201

SBAS342B − DECEMBER 2004 − REVISED APRIL 2006

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8

TYPICAL CHARACTERISTICS (continued)

At TA = 25°C, VDD = 1.8V, VCC = 5.0V, Master Mode, SCKI = 24.576MHz, unless otherwise noted.

DOUBLE−SPEED FFT PLOT

(f

S =96kHz,fIN =997Hz at −1dB)

Frequency (Hz)

48k

20

100

1k

10k

0

−20

−40

−60

−80

−100

−120

−140

−160

DOUBLE−SPEED FFT PLOT

(f

S = 96kHz, fIN =997Hz at −20dB)

Frequency (Hz)

48k

20

100

1k

10k

0

−20

−40

−60

−80

−100

−120

−140

−160

DOUBLE−SPEED FFT PLOT

(f

S = 96kHz, fIN = 997Hz at −60dB)

Frequency (Hz)

48k

20

100

1k

10k

0

−20

−40

−60

−80

−100

−120

−140

−160

THD+N vs AMPLITUDE, HIGH PERFORMANCE

(f

S =48kHz,fIN = 997Hz, BW = 20Hz to 20kHz)

Amplitude (dB)

0

−120

−100

−80

−60

−40

−20

−100

−102

−104

−106

−108

−110

−112

−114

−116

−118

−120

V

DD =3.3V

V

DD =1.8V

THD+N vs AMPLITUDE, LOW POWER

(f

S =48kHz, fIN = 997Hz, BW = 20Hz to 20kHz)

Amplitude (dB)

0

−120

−100

−80

−60

−40

−20

−100

−102

−104

−106

−108

−110

−112

−114

−116

−118

−120

V

DD =3.3V

V

DD =1.8V

THD+N vs AMPLITUDE, DOUBLE SPEED

(f

S =96kHz, fIN = 997Hz, BW = 20Hz to 40kHz)

Amplitude (dB)

0

−120

−100

−80

−60

−40

−20

−100

−102

−104

−106

−108

−110

−112

−114

−116

−118

−120

V

DD =3.3V

V

DD =1.8V