NXP Semiconductors SA58670A - Manual (Page 7)

SA58670A_2 © NXP B.V. 2008. All rights reserved.
Product data sheet Rev. 02 — 23 October 2008 7 of 24
NXP Semiconductors
SA58670A
2.1 W/channel stereo class-D audio amplifier
10. Typical performance curves
a. G
v(cl)
= 24 dB
b. G
v(cl)
= 6 dB.
f
i
= 1 kHz.
(1) V
DD
= 2.5 V.
(2) V
DD
= 3.6 V.
(3) V
DD
= 5.0 V.
Fig 3. Total harmonic distortion-plus-noise as a function of output power; R
L
= 8
Ω
001aah484
P o (W)
10
− 5 10 1 10
− 1 10
− 4 10
− 2 10
− 3
10
− 1
1
10
10 2
10
− 2
THD+N
(%)
(1) (2) (3)
001aah485
P
o
(W)
10
− 5 10 1 10
− 1 10
− 4 10
− 2 10
− 3
10
− 1
1
10
10 2
10
− 2
THD+N
(%)
(1) (2) (3)