Global Mixed-mode Technology Inc.
G1428
Toal Harmonic Distortion Plus
Noise vs Output Power
Toal Harmonic Distortion Plus
Noise vs Output Power
10
5
10
15kHz
5
15kHz
1kHz
2
1
0.5
%
0.2
0.1
0.05
%
2
1kHz
1
0.5
0.2
VDD=5V
RL=4
Ω
BTL,Av=-12V/V
0.1
20Hz
VDD=5V
RL=4
Ω
BTL,Av=-24V/V
20Hz
0.05
0.02
0.01
3m
0.02
0.01
3m
5m
10m
20m
50 m
100m
W
200 m
50 0m
1
2
3
5m
10m
20m
50 m
100m
W
200 m
50 0m
1
2
3
Figure 11
Figure 12
Toal Harmonic Distortion Plus
Noise vs Frequency
10
5
10
Toal Harmonic Distortion Plus
Noise vs Frequency
5
2
1
0.5
%
0.2
0.1
0.05
VDD=5V
RL=8
Ω
BTL,Av=-2V/V
2
1
0.5
%
VDD=5V
RL=8
Ω
BTL
Po=1W
Av=-24V/V
Av=-12V/V
0.2
0.1
Po=0.25W
Po=1W
Po=0.5W
50
100
20 0
5 00
Hz
1k
2k
5k
10k
20 k
0.05
Av=-2V/V
Av=-6V/V
50
100
20 0
5 00
Hz
1k
2k
5k
10k
20 k
0.02
0.01
20
0.02
0.01
20
Figure 13
Figure 14
Toal Harmonic Distortion Plus
Noise vs Output Power
10
5
10
Toal Harmonic Distortion Plus
Noise vs Output Power
5
2
1
0.5
%
0.2
0.1
0.05
15kHz
VDD=5V
RL=8
Ω
BTL,Av=-2V/V
15kHz
2
1
0.5
%
VDD=5V
RL=8
Ω
BTL,Av=-6V/V
1kHz
1kHz
0.2
0.1
0.05
20Hz
0.02
0.01
3m
20Hz
5m
10m
20m
50 m
100m
W
200 m
50 0m
1
2
3
0.02
0.01
3m
5m
10m
20m
50 m
100m
W
200 m
50 0m
1
2
3
Figure 15
Figure 16
Ver: 1.2
Mar 31, 2005
TEL: 886-3-5788833
http://www.gmt.com.tw
5
GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
