Global Mixed-mode Technology Inc.
G1430
OUTPUT NOISE VOLTAGE
vs FREQUENCY
SUPPLY RIPPLE REJECTION RATIO
vs FREQUENCY
100u
90u
80u
+0
ꢁꢁ
ꢁꢁ
VDD=3.3V
RL=4Ω
-10
-20
-30
-40
-50
-60
-70
-80
-90
BW=20Hz to 20kHz
Vo BTL
70u
VDD=5V
RL=4Ω
CB=4.7uF
60u
50u
40u
d
B
V
30u
BTL
20u
Vo SE
SE
10u
-100
20
50
100
200
500
Hz
1k
2k
5k
10k
20k
20
50
100
200
500
Hz
1k
2k
5k
10k
20k
Figure 35
Figure 36
SUPPLY RIPPLE REJECTION RATIO
vs FREQUENCY
CROSSTALK vs FREQUENCY
-20
-25
+0
ꢁꢁ
ꢁꢁ
-10
-20
-30
-40
-50
-60
-70
-80
-90
-30
VDD=3.3V
RL=4Ω
CB=4.7uF
VDD=5V
-35
Po=1.5W
-40
RL=4Ω
-45
BTL
-50
-55
d
d
-60
-65
-70
-75
-80
-85
-90
-95
B
B
BTL
L to R
R to L
SE
-100
-100
20
50
100
200
500
Hz
1k
2k
5k
10k
20k
20
50
100
200
500
Hz
1k
2k
5k
10k
20k
Figure 37
Figure 38
Ver: 1.0
TEL: 886-3-5788833
http://www.gmt.com.tw
Jan 15, 2004
14
GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
