Datasheet

−70
−60
−50
−40
−30
−20
−10
0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
G004
THD+N − Total Harmonic Distortion + Noise − dB
P
O
− Output Power − W
Driver Gain
= 6 dB
Driver Gain
= 12 dB
AVDD = HPVDD = 3.3 V
IOVDD = 3.3 V
SPKVDD = 5.5 V
DVDD = 1.8 V
R
L
= 4 Ω
Driver Gain
= 18 dB
Driver Gain
= 24 dB
−70
−60
−50
−40
−30
−20
−10
0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
G005
THD+N − Total Harmonic Distortion + Noise − dB
P
O
− Output Power − W
AVDD = 3.3 V
HPVDD = 3.3 V
IOVDD = 3.3 V
DVDD = 1.8 V
Driver Gain = 18 dB
R
L
= 4 Ω
SPKVDD = 5.5 V
SPKVDD = 4.3 V
SPKVDD = 3.3 V
SPKVDD = 3.6 V
−70
−60
−50
−40
−30
−20
−10
0
0.0 0.5 1.0 1.5 2.0 2.5
G006
THD+N − Total Harmonic Distortion + Noise − dB
P
O
− Output Power − W
Driver Gain
= 6 dB
Driver Gain
= 12 dB
AVDD = HPVDD = 3.3 V
IOVDD = 3.3 V
SPKVDD = 5.5 V
DVDD = 1.8 V
R
L
= 8 Ω
Driver Gain
= 24 dB
Driver Gain
= 18 dB
−70
−60
−50
−40
−30
−20
−10
0
0.0 0.5 1.0 1.5 2.0 2.5 3.0
G007
THD+N − Total Harmonic Distortion + Noise − dB
P
O
− Output Power − W
AVDD = 3.3 V
HPVDD = 3.3 V
IOVDD = 3.3 V
DVDD = 1.8 V
Driver Gain = 18 dB
R
L
= 8 Ω
SPKVDD = 5.5 V
SPKVDD = 4.3 V
SPKVDD = 3.3 V
SPKVDD = 3.6 V
TLV320DAC3100
www.ti.com SLAS671A –FEBRUARY 2010–REVISED MAY 2012
4.2 Class-D Speaker Driver Performance
Added Text for Spacing
TOTAL HARMONIC DISTORTION + NOISE TOTAL HARMONIC DISTORTION + NOISE
vs vs
OUTPUT POWER OUTPUT POWER
Figure 4-4. Max Class-D Speaker-Driver Output Figure 4-5. Class-D Speaker-Driver Output Power
Power (R
L
= 4 Ω) (R
L
= 4 Ω)
Added Text for Spacing Added Text for Spacing
TOTAL HARMONIC DISTORTION + NOISE TOTAL HARMONIC DISTORTION + NOISE
vs vs
OUTPUT POWER OUTPUT POWER
Figure 4-6. Max Class-D Speaker-Driver Output Figure 4-7. Class-D Speaker-Driver Output Power
Power (R
L
= 8 Ω) (R
L
= 8 Ω)
Copyright © 2010–2012, Texas Instruments Incorporated TYPICAL PERFORMANCE 13
Submit Documentation Feedback
Product Folder Link(s): TLV320DAC3100