Global Mixed-mode Technology Inc.
G1422
Total Harmonic Distortion Plus
Noise vs Output Power
Total Harmonic Distortion Plus
Noise vs Frequency
10
5
10
2
1
0.5
%
0.2
0.1
0.05
VDD=3.3V
RL=8Ω
BTL
Po=0.45W
5
2
20kHz
Av=-4V/V
%
1
0.5
VDD=5V
RL=4Ω
SE
Av=-2V/V
0.2
1kHz
Av=-2V/V
0.1
0.05
0.02
0.01
20
Av=-1V/V
50
100
200
500
Hz
1k
2k
5k
10k
20k
0.02
100Hz
2m
5m
10m
20m
W
50m
100m
200m
500m
1
0.01
1m
Figure 11
Figure 12
Total Harmonic Distortion Plus
Noise vs Output Power
10
5
10
Total Harmonic Distortion Plus
Noise vs Output Power
5
2
1
0.5
%
0.2
0.1
0.05
VDD=5V
RL=8Ω
SE
Av=-2V/V
20kHz
%
2
1
0.5
VDD=5V
RL=16Ω
SE
Av=-2V/V
20kHz
0.2
1kHz
0.1
0.05
20 Hz
1kHz
2m
5m
10m
20m
W
50m
100m
200m
500m
0.02
100kHz
2m
5m
10m
20m
W
50m
100m
200m
500m
1
0.02
0.01
1m
0.01
1m
Figure 13
Figure 14
Total Harmonic Distortion Plus
Noise vs Frequency
10
5
10
5
Total Harmonic Distortion Plus
Noise vs Output Power
VDD=5V
RL=32Ω
SE
Av=-2V/V
20kHz
2
1
0.5
%
0.2
0.1
0.05
VDD=5V
RL=16Ω
SE
Po=150mW
Av=-4V/V
%
2
1
0.5
0.2
0.1
0.05
Av=-2V/V
1kHz
20 Hz
0.02
0.01
20
Av=-1V/V
50
100
200
500
Hz
1k
2k
5k
10k
20k
0.02
0.01
1m
2m
5m
10m
20m
W
50m
100m
200m
500m
1
Figure 15
Figure 16
Ver: 1.2
Jun 29, 2005
TEL: 886-3-5788833
http://www.gmt.com.tw
5
GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
