Global Mixed-mode Technology Inc.
Total Harmonic Distortion Plus
Noise vs Output Frequency
10
5
10
G1421
VDD=5V
RL=8
Ω
BTL
Av=-2V/V
Total Harmonic Distortion Plus
Noise vs Output Power
5
2
1
0.5
%
0.2
0.1
0 .05
VDD=5V
RL=4
Ω
BTL
Av=-2V/V
Po=1.5W
Po=0.25W
%
2
1
0.5
20kHz
0.2
0.1
1kHz
Po=0.75W
0 .05
0 .02
0 .01
20
0 .02
0 .01
3m
20Hz
5m
10m
20m
5 0m
1 00m
W
20 0m
500 m
1
2
3
50
10 0
2 00
5 00
Hz
1k
2k
5k
10 k
20k
Figure 5
Figure 6
Total Harmonic Distortion Plus
Noise vs Output Frequency
10
5
10
Total Harmonic Distortion Plus
Noise vs Output Frequency
5
2
1
0.5
%
0.2
0.1
0 .05
VDD=5V
RL=8
Ω
BTL
Av=-2V/V
Po=0.25W
Po=1W
2
1
0.5
%
0.2
0.1
VDD=5V
RL=8
Ω
BTL
Po=1W
Av=-2V/V
Av=-4V/V
Po=0.5W
0 .05
0 .02
0 .01
20
0 .02
0 .01
20
Av=-1V/V
50
10 0
2 00
5 00
Hz
1k
2k
5k
10 k
20k
50
10 0
2 00
5 00
Hz
1k
2k
5k
10 k
20k
Figure 7
Figure 8
Total Harmonic Distortion Plus
Noise vs Output Power
10
5
10
5
Total Harmonic Distortion Plus
Noise vs Output Power
20kHz
2
1
0.5
%
0.2
0.1
0 .05
2
1
20kHz
1kHz
%
0.5
1kHz
0.2
0.1
0 .02
0 .01
1m
VDD=3.3V
RL=3
Ω
BTL
2m
5m
1 0m
20Hz
0 .05
VDD=3.3V
RL=4
Ω
BTL
20Hz
0 .02
0 .01
1m
20 m
W
50 m
10 0m
2 00 m
500 m
1
2m
5m
1 0m
20 m
W
50 m
10 0m
2 00 m
500 m
1
Figure 9
Figure 10
Ver: 1.6
Aug 04, 2005
TEL: 886-3-5788833
http://www.gmt.com.tw
5
GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
