GA3203E3 Gennum Corp., GA3203E3 Datasheet - Page 7

• Manufacturer Part Number: GA3203E3
• Description: Programmable DynamEQIII
• Manufacturer: Gennum Corp.

-30
-35
-40
-45
-50
-55
-60
-65
-70
-75
-80
0.1
10
45
40
35
30
25
20
15
10
1
-110
5
0
100
20
ƒ = 3kHz
R6 - Tap 15
V
Squelch OFF
SW - Closed
V
R3 - Tap 0
R6 - Tap 15
Fig. 13 SVF Crossover Frequency - High Pass
IN
IN
-105
= -70dBV
= -40dBV
Fig. 15 THD and Noise vs. Frequency
Fig.11 Low Level Squelch Control
-100
100
R1 - Tap 15
(Tap 0 - 0kΩ, Tap 15 - 64kΩ)
FREQUENCY (Hz)
FREQUENCY (Hz)
Squelch ON
SW - Open
-95
INPUT (dBV)
-90
1k
1k
-85
R1 - Tap 0
-80
-75
10k
-70
10k
20k
7
0.1
45
40
35
30
25
20
15
10
50
45
40
35
30
10
5
0
1
100
20
-80
V
R3 - Tap 0
R6 - Tap 0
V
R3 - Tap 15
R6 - Tap 0
Fig. 12 SVF Crossover Frequency - Low Pass
ƒ = 1kHz
IN
IN
= -70dBV
= -70dBV
Fig. 16 THD and Noise vs. Input Level
-70
Fig. 14 Notch Frequency Control
(Tap 0 - 0kΩ, Tap 15 - 460kΩ)
100
(Tap 0 - 0kΩ, Tap 15 - 64kΩ)
INPUT LEVEL (dBV)
FREQUENCY (Hz)
-60
FREQUENCY (Hz)
R1 - Tap 15
R7 - Tap 23
1k
-50
R1 - Tap 0
1k
-40
-30
10k
R7 - Tap 0
10k
522 - 13 - 04
-20
20k
20k