Datasheet

−80
−70
−60
−50
−40
−30
−20
−10
0
0.0 0.5 1.0 1.5 2.0
G014
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
SPLVDD = 5.5 V
DVDD = 1.8 V
R
L
= 8 Ω
Driver Gain
= 24 dB
Driver Gain
= 18 dB
−80
−70
−60
−50
−40
−30
−20
−10
0
0.0 0.5 1.0 1.5 2.0
G015
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
Gain = 18 dB
R
L
= 8 Ω
SPLVDD = 5.5 V
SPLVDD = 4.3 V
SPLVDD = 3.3 V
SPLVDD = 3.6 V
f − Frequency − kHz
−160
−140
−120
−100
−80
−60
−40
−20
0
20
0 5 10 15 20
Amplitude − dBFS
G024
AVDD = HPVDD = 3.3 V
IOVDD = SPLVDD = 3.3 V
DVDD = 1.8 V
f − Frequency − kHz
−160
−140
−120
−100
−80
−60
−40
−20
0
20
0 5 10 15 20
Amplitude − dBFS
G027
AVDD = HPVDD = 3.3 V
IOVDD = SPLVDD = 3.3 V
DVDD = 1.8 V
TLV320DAC3101
www.ti.com SLAS666A –JANUARY 2010–REVISED MAY 2012
4.2 Class-D Speaker Driver Performance
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
4.3 Analog Bypass Performance
AMPLITUDE AMPLITUDE
vs vs
FREQUENCY FREQUENCY
Figure 4-6. FFT – Line-In Bypass to Line Output Figure 4-7. FFT – Line-In Bypass to Headphone
Output
Copyright © 2010–2012, Texas Instruments Incorporated TYPICAL PERFORMANCE 15
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