Cirrus-logic CS43L22 Manuel d'utilisateur télécharger pdf (Page 60)

60 DS792F2

CS43L22

Confidential Draft

3/4/10

G = 0.6047

G = 0.7099

G = 0.8399

G = 1.0000

G = 1.1430

Legend

-100

-20

-95

-90

-85

-80

-75

-70

-65

-60

-55

-50

-45

-40

-35

-30

0 60m6m 12m 18m 24m 30m 36m 42m 48m 54m

Figure 20. THD+N vs. Output Power per Channel at 1.8 V (32 Ω load)

VHP = VA = 1.8 V

NOTE: Graph shows the out-

put power per channel (i.e.

Output Power = 22 mW into

single 32 Ω and 44 mW into

stereo 32 Ω with THD+N = -

75 dB).

G = 0.6047

G = 0.7099

G = 0.8399

G = 1.0000

G = 1.1430

Legend

-100

-20

-95

-90

-85

-80

-75

-70

-65

-60

-55

-50

-45

-40

-35

-30

-25

0 60m5m 10m 15m 20m 25m 30m 35m 40m 45m 50m 55m

Figure 21. THD+N vs. Output Power per Channel at 2.5 V (32 Ω load)

VHP = VA = 2.5 V

NOTE: Graph shows the out-

put power per channel (i.e.

Output Power = 42 mW into

single 32 Ω and 84 mW into

stereo 32 Ω with THD+N = -

75 dB).

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Cirrus-logic CS43L22 Manuel d'utilisateur Page 60

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