Audio buffer performance
5
Audio buffer performance
TSH511
Figure 7.
10
1
Output THD+N vs. output power
(RL = 16Ω)
V = 2.3V
CC
V = 2.7V
CC
V = 5.5V
CC
Figure 8.
10
Output THD+N vs. output power
(RL = 16Ω)
F = 20 kHz
1
F = 1 kHz
0.1
1
10
P (mW)
OUT-BUF
R = 16 Ω
L
F = 1 kHz
BW = 30 kHz
100
F = 20 Hz
0.1
1
R = 16 Ω
L
V = 2.7 V
CC
10
100
P (mW)
OUT-BUF
Figure 9. Output THD+N vs. output power
(RL = 32Ω)
10
R = 32 Ω
L
F = 1 kHz
BW = 30 kHz
V = 2.3V
CC
V = 2.7V
CC
Figure 10. Output THD+N vs. output power
(RL = 32Ω)
10
F = 20 kHz
1
0.1
1
V = 5.5V
CC
10
100
P (mW)
OUT-BUF
1
F = 1 kHz
F = 20 Hz
0.1
1
10
P (mW)
OUT-BUF
R = 32 Ω
L
V = 2.7 V
CC
100
Figure 11. Output THD+N vs. output power
(RL = 600Ω)
V = 2.3V
CC
1
V = 2.7V
CC
V = 5.5V
CC
R = 600 Ω
0.1
L
F = 1 kHz
BW = 30 kHz
0.1
1
10
P (mW)
OUT-BUF
Figure 12. Output THD+N vs. output power
(RL = 600Ω)
10
F = 20 kHz
1
F = 20 Hz
F = 1 kHz
0.1
0.1
P (mW)
OUT-BUF
R = 600 Ω
L
V = 2.7 V
CC
1
10/25