GA3201 데이터 시트보기 (PDF) - Gennum -> Semtech

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GA3201

Programmable DynamEQ®II

Gennum -> Semtech 

-10

R5 - Tap 15

-20

-30

R5 - Tap 0

-40

-50

-50

-40

-30

-20

INPUT LEVEL (dBV)

Fig. 15 I/O Transfer Function for

Different MPO Steps

-10

-12

-14

-16

-18

-20

-22

-24

-26

-28

-30

-32

-34

-36

-38

-40

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

R5 RESISTOR TAPS

(Tap 0 - 100kΩ, Tap 15 - 0kΩ)

Fig. 16 MPO Adjustment

10

VIN = -40dBV

R4 - Tap 7

R7 - Tap 23

1

0.1

0.1k

1.0k

10k

FREQUENCY (Hz)

Fig. 17 THD and Noise vs Frequency

10

ƒ = 1kHz

R4 - Tap 7

R7 - Tap 23

1

0.1-80

-70

-60

-50

-40

INPUT LEVEL (dBV)

-30

-20

Fig. 18 THD and Noise vs Input

10

VIN = -40dBV

∆ = 200Hz

R4 - Tap 7

R7 - Tap 23

1

0.1

3k

10k

100k

FREQUENCY (Hz)

Fig. 19 Intermodulation Distortion (CCIF) vs Frequency

10

ƒ = 4kHz

∆ = 200Hz

R4 - Tap 7

1

R7 - Tap 23

0.1

0.01

-80

-70

-60

-50

-40

-30

-20

INPUT LEVEL (dBV)

Fig. 20 Intermodulation Distortion (CCIF) vs Input Level

7

521 - 92 - 02

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