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GA3203(2000) View Datasheet(PDF) - Gennum -> Semtech

Part Name
Description
View to exact match
GA3203
(Rev.:2000)
Programmable DynamEQ®III
Gennum
Gennum -> Semtech Gennum
GA3203 Datasheet PDF : 9 Pages
1 2 3 4 5 6 7 8 9
TYPICAL PERFORMANCE CURVES
-20
ƒ = 3kHz
R6 - Tap 15
-30
R3 - Tap 0
-40
-50
R3 - Tap 15
-60
-70
-80
-100 -90 -80 -70 -60 -50 -40 -30 -20
INPUT (dBV)
Fig. 5 High Frequency Gain Control
(Tap 0 - 185kΩ, Tap 15 - 0kΩ)
-20
ƒ = 3kHz
R3 - Tap 4
-30 R6 - Tap 15
-40
R4 - Tap 15
-50
-60
R4 - Tap 0
-70
-80
-100 -90 -80 -70 -60 -50 -40 -30 -20
INPUT (dBV)
Fig. 7 High Frequency Compression Ratio Control
(Tap 0 - 0kΩ, Tap 15 - 184kΩ)
-20
ƒ = 1kHz
R1 - Tap 0
-30 R3 - Tap 15
R4 - Tap 0
-40
R6 - Tap 0
-50
R6 - Tap 15
-60
-70
-80
-100 -90 -80 -70 -60 -50 -40 -30 -20
INPUT (dBV)
Fig. 6 Low Frequency Gain Control
(Tap 0 - 185kΩ, Tap 15 - 0kΩ)
-20
ƒ = 3kHz
R3 - Tap 4
-30 R6 - Tap 15
-40
R2 - Tap 15
-50
-60
R2 - Tap 0
-70
-80
-100 -90 -80 -70 -60 -50 -40 -30 -20
INPUT (dBV)
Fig. 8 AGC-I Threshold Control
(Tap 0 - 0kΩ, Tap 15 - 45.5kΩ)
-20
ƒ = 3kHz
R3 - Tap 15
R4 - Tap 0
R6 - Tap 15
-30
R5 - Tap 0
-40
R5 - Tap 15
-50
-55
-50
-45
-40
-35
-30
-25
-20
INPUT (dBV)
Fig. 9 AGC-O Threshold Control
(Tap 0 - 7.3kΩ, Tap 15 - 92kΩ)
522 - 13 - 02
-20
ƒ = 3kHz
-30
R8 - Tap 23
-40
-50
-60
-70
-80
R8 - Tap 0
-90
-100 -90 -80 -70 -60 -50 -40 -30 -20
INPUT (dBV)
Fig. 10 System Volume Control
(Tap 0 - 0kΩ, Tap 23 - 92kΩ)
6

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