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Nxp semiconductors, 1 w/channel stereo class-d audio amplifier – NXP Semiconductors SA58670A User Manual

Page 12

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SA58670A_2

© NXP B.V. 2008. All rights reserved.

Product data sheet

Rev. 02 — 23 October 2008

12 of 24

NXP Semiconductors

SA58670A

2.1 W/channel stereo class-D audio amplifier

(1) V

DD

= 3.6 V; L channel to R channel.

(2) V

DD

= 3.6 V; R channel to L channel.

(3) V

DD

= 5.0 V; L channel to R channel.

(4) V

DD

= 5.0 V; R channel to L channel.

Fig 8.

Crosstalk (stepped all-to-one) as a function of frequency

(1) Left channel.

(2) Right channel.

Fig 9.

Noise output voltage (RMS value) as a function of frequency

001aah495

f (Hz)

10

3

10

5

10

4

100

80

60

α

ct

(dB)

120

(3)

(2)

(1)

(4)

f (Hz)

10

4

10

4

10

5

10

3

10

6

V

n(o)

(V)

10

2

10

10

3

(1)

(2)

001aah497