Global Mixed-mode Technology Inc.
G1430
TOTAL HARMONIC DISTORTION PLUS NOISE
vs OUTPUT POWER
TOTAL HARMONIC DISTORTION PLUS NOISE
vs OUTPUT FREQUENCY
10
10
5
5
VDD=3.3V
VDD=3.3V
2
RL=32Ω
RL=32Ω
2
1kHz
1
SE
Po=30mW
SE
Av=-4V/V
0.5
1
0.2
0.5
Av=-2V/V
0.1
%
%
0.2
0.1
0.05
0.02
0.01
20Hz
0.05
0.005
Av=-1V/V
0.02
0.01
0.002
0.001
20
50
100
200
500
Hz
1k
2k
5k
10k 20k
1m
2m
5m
10m
W
20m
50m
100m
Figure 31
Figure 32
TOTAL HARMONIC DISTORTION PLUS NOISE
vs OUTPUT FREQUENCY
OUTPUT NOISE VOLTAGE
vs FREQUENCY
10
100u
90u
80u
5
VDD=5V
RL=4Ω
VDD=3.3V
BW=20Hz to 20kHz
70u
60u
2
RL=32Ω
1
SE
50u
40u
0.5
Po=10mW
0.2
Vo BTL
0.1
%
V
30u
20u
0.05
Po=20mW
0.02
0.01
Vo SE
0.005
Po=30mW
0.002
0.001
10u
20
50
100
200
500
Hz
1k
2k
5k
10k 20k
20
50
100
200
500
Hz
1k
2k
5k
10k 20k
Figure 33
Figure 34
Ver: 1.0
Jan 15, 2004
TEL: 886-3-5788833
http://www.gmt.com.tw
13
GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
