SA58670 datasheet(7/25 Pages) NXP

Part #	SA58670

Description	2.1 W/channel stereo class-D audio amplifier

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Manufacturer	NXP [NXP Semiconductors]

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SA58670_1

Product data sheet

Rev. 01 — 4 January 2008

7 of 25

NXP Semiconductors

SA58670

2.1 W/channel stereo class-D audio ampliﬁer

10. Typical performance curves

a. Gv(cl) =24dB

b. Gv(cl) = 6 dB.

fi = 1 kHz.

(1) VDD = 2.5 V.

(2) VDD = 3.6 V.

(3) VDD = 5.0 V.

Fig 3.

Total harmonic distortion-plus-noise as a function of output power; RL =8 Ω

001aah484

Po (W)

10−5

10

1

10−1

10−4

10−2

10−3

10−1

1

10

102

10−2

THD+N

(%)

(1)

(2)

(3)

001aah485

Po (W)

10−5

10

1

10−1

10−4

10−2

10−3

10−1

1

10

102

10−2

THD+N

(%)

(1)

(2)

(3)

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