
SSM2311
Rev. 0 | Page 7 of 20
FREQUENCY (Hz)
100
0.001
10
100k
T
HD
+
N
(
%
)
100
1k
10k
0.01
0.1
1
10
VDD = 5V
GAIN = 18dB
RL = 8, 33H
1W
0.5W
0.25W
06
16
1-
0
33
Figure 9. THD + N vs. Frequency, VDD = 5.0 V, RL = 8 Ω, AV = 18 dB
100
0.001
10
100k
FREQUENCY (Hz)
T
HD
+
N
(%
)
100
1k
10k
0.01
0.1
1
10
VDD = 5V
GAIN = 18dB
RL = 4, 33H
1W
0.5W
2W
06
16
1-
0
3
4
Figure 10. THD + N vs. Frequency, VDD = 5.0 V, RL = 4 Ω, AV = 18 dB
100
0.001
10
100k
FREQUENCY (Hz)
T
HD
+
N
(%
)
100
1k
10k
0.01
0.1
1
10
VDD = 5V
GAIN = 18dB
RL = 3, 33H
1.5W
0.75W
3W
06
16
1-
0
3
5
Figure 11. THD + N vs. Frequency, VDD = 5.0 V, RL = 3 Ω, AV = 18 dB
100
0.001
10
100k
FREQUENCY (Hz)
T
HD
+
N
(
%
)
100
1k
10k
0.01
0.1
1
10
VDD = 3.6V
GAIN = 18dB
RL = 8, 33H
0.5W
0.25W
0.125W
06
16
1-
0
36
Figure 12. THD + N vs. Frequency, VDD = 3.6 V, RL = 8 Ω, AV = 18 dB
100
0.001
10
100k
FREQUENCY (Hz)
T
HD
+
N
(
%
)
100
1k
10k
0.01
0.1
1
10
VDD = 3.6V
GAIN = 18dB
RL = 4, 33H
0.5W
0.25W
1W
06
16
1-
0
37
Figure 13. THD + N vs. Frequency, VDD = 3.6 V, RL = 4 Ω, AV = 18 dB
100
0.001
10
100k
FREQUENCY (Hz)
T
HD
+
N
(%
)
100
1k
10k
0.01
0.1
1
10
VDD = 3.6V
GAIN = 18dB
RL = 3, 33H
0.38W
0.75W
1.5W
06
16
1-
0
3
8
Figure 14. THD + N vs. Frequency, VDD = 3.6 V, RL = 3 Ω, AV = 18 dB