G1420
Global Mixed-mode Technology Inc.
Total Harmonic Distortion Plus
Noise vs Output Frequency
Total Harmonic Distortion Plus
Noise vs Output Power
10
5
10
VDD=5V
VDD=5V
5
RL=8
BTL
Av=-2V/V
Ω
RL=4
BTL
Av=-2V/V
Ω
20kHz
Po=1.5W
2
1
2
1
Po=0.25W
0.5
0.5
%
%
0.2
0.1
0.2
0.1
1kHz
Po=0.75W
0.05
0.05
20Hz
0.02
0.01
0.02
0.01
20
50
10 0
200
5 00
Hz
1k
2k
5k
10k
20k
3m
5 m
10m
20m
50m
100m
W
200m
500 m
1
2
3
Figure 5
Figure 6
Total Harmonic Distortion Plus
Noise vs Output Frequency
Total Harmonic Distortion Plus
Noise vs Output Frequency
10
5
10
5
VDD=5V
VDD=5V
RL=8
BTL
Av=-2V/V
RL=8
BTL
Po=1W
Ω
Ω
2
1
2
1
Av=-4V/V
Po=1W
Po=0.25W
0.5
0.5
%
Av=-2V/V
%
0.2
0.1
0.2
0.1
Po=0.5W
0.05
0.05
Av=-1V/V
0.02
0.01
0.02
0.01
20
50
10 0
200
5 00
Hz
1k
2k
5k
10k
20k
20
50
10 0
200
5 00
Hz
1k
2k
5k
10k
20k
Figure 8
Figure 7
Total Harmonic Distortion Plus
Noise vs Output Power
Total Harmonic Distortion Plus
Noise vs Output Power
10
5
10
5
20kHz
1kHz
20kHz
2
1
2
1
1kHz
0.5
0.5
%
%
0.2
0.1
0.2
0.1
VDD=3.3V
VDD=3.3V
20Hz
0.05
0.05
RL=3
20Hz
Ω
RL=4
Ω
BTL
BTL
0.02
0.01
0.02
0.01
1m
2m
5m
1 0m
20m
50 m
100m
200m
500m
1
1m
2m
5m
1 0m
20m
50 m
100m
200m
500m
1
W
W
Figure 9
Figure 10
TEL: 886-3-5788833
http://www.gmt.com.tw
Ver: 1.5
Aug 04, 2005
5
GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
