GA3203E3 Gennum Corp., GA3203E3 Datasheet - Page 6

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

TYPICAL PERFORMANCE CURVES
522 - 13 - 04
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-50
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-40
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-80
-20
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-40
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-70
-80
-55
-100
Fig. 7 High Frequency Compression Ratio Control
-100
ƒ = 3kHz
R6 - Tap 15
ƒ = 3kHz
R3 - Tap 15
R4 - Tap 0
R6 - Tap 15
ƒ = 3kHz
R3 - Tap 4
R6 - Tap 15
R4 - Tap 15
-90
-90
-50
Fig. 5 High Frequency Gain Control
Fig. 9 AGC-O Threshold Control
(Tap 0 - 7.3kΩ, Tap 15 - 92kΩ)
(Tap 0 - 0kΩ, Tap 15 - 184kΩ)
(Tap 0 - 185kΩ, Tap 15 - 0kΩ)
-80
-80
R3 - Tap 0
-45
-70
INPUT (dBV)
INPUT (dBV)
-70
R5 - Tap 15
INPUT (dBV)
R4 - Tap 0
-40
-60
-60
-35
R3 - Tap 15
-50
-50
-30
R5 - Tap 0
-40
-40
-25
-30
-30
-20
-20
-20
6
-80
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-80
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-70
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-60
-70
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-90
-100
-100
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ƒ = 1kHz
R1 - Tap 0
R3 - Tap 15
R4 - Tap 0
ƒ = 3kHz
ƒ = 3kHz
R3 - Tap 4
R6 - Tap 15
R2 - Tap 15
R8 - Tap 23
-90
-90
-90
Fig. 6 Low Frequency Gain Control
Fig. 8 AGC-I Threshold Control
Fig. 10 System Volume Control
(Tap 0 - 0kΩ, Tap 15 - 45.5kΩ)
(Tap 0 - 185kΩ, Tap 15 - 0kΩ)
(Tap 0 - 0kΩ, Tap 23 - 92kΩ)
-80
-80
-80
R6 - Tap 0
-70
-70
-70
R2 - Tap 0
INPUT (dBV)
INPUT (dBV)
INPUT (dBV)
-60
-60
-60
R6 - Tap 15
-50
-50
-50
R8 - Tap 0
-40
-40
-40
-30
-30
-30
-20
-20
-20