SSM2211
10
T
A
= 25 C
V
DD
= 3.3V
A
VD
= 2 (BTL)
R
L
= 8
FREQUENCY = 20Hz
1 C
B
= 0.1 F
10
T
A
= 25 C
V
DD
= 3.3V
A
VD
= 2 (BTL)
R
L
= 8
FREQUENCY = 1kHz
1 C
B
= 0.1 F
10
T
A
= 25 C
V
DD
= 3.3V
A
VD
= 2 (BTL)
R
L
= 8
FREQUENCY = 20kHz
1 C
B
= 0.1 F
THD + N –%
THD + N –%
0.1
0.1
THD + N –%
1
2
0.1
0.01
20n
0.1
P
OUTPUT
– W
1
2
0.01
20n
0.1
P
OUTPUT
– W
0.01
20n
0.1
P
OUTPUT
– W
1
2
Figure 13. THD+N vs. P
OUTPUT
Figure 14. THD+N vs. P
OUTPUT
Figure 15. THD+N vs. Frequency
10
1
T
A
= 25 C
V
DD
= 2.7V
A
VD
= 2 (BTL)
R
L
= 8
P
L
= 250mW
10
C
B
= 0
10
C
B
= 0.1 F
C
B
= 0
THD + N – %
C
B
= 0.1 F
0.1
C
B
= 1 F
THD + N – %
THD + N – %
1
C
B
= 0.1 F
1
0.1
C
B
= 1 F
T
A
= 25 C
V
DD
= 2.7V
A
VD
= 10 (BTL)
R
L
= 8
P
L
= 250mW
100
1k
FREQUENCY – Hz
10k 20k
C
B
= 1 F
0.1
T
A
= 25 C
V
DD
= 2.7V
A
VD
= 20 (BTL)
R
L
= 8
P
L
= 250mW
100
1k
FREQUENCY – Hz
10k 20k
0.01
20
100
1k
FREQUENCY – Hz
10k 20k
0.01
20
0.01
20
Figure 16. THD+N vs. Frequency
Figure 17. THD+N vs. Frequency
Figure 18. THD+N vs. Frequency
10
T
A
= 25 C
V
DD
= 2.7V
A
VD
= 2 (BTL)
R
L
= 8
FREQUENCY = 20Hz
THD + N –%
10
1
T
A
= 25 C
V
DD
= 2.7V
A
VD
= 2 (BTL)
R
L
= 8
FREQUENCY = 1kHz
THD + N –%
10
T
A
= 25 C
V
DD
= 2.7V
A
VD
= 2 (BTL)
R
L
= 8
FREQUENCY = 20kHz
THD + N –%
1
1
0.1
0.1
0.1
0.01
20n
0.1
P
OUTPUT
– W
1
2
0.01
20n
0.1
P
OUTPUT
– W
1
2
0.01
20n
0.1
P
OUTPUT
– W
1
2
Figure 19. THD+N vs. P
OUTPUT
Figure 20. THD+N vs. P
OUTPUT
Figure 21. THD+N vs. P
OUTPUT
REV. 0
–5–
AD [ ANALOG DEVICES ]
