GM3038 查看數據表（PDF） - Gennum -> Semtech

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GM3038

Programmable DynamEQ®II

Gennum -> Semtech 

-10

R2 - SET 0

-20

-30

R2 - SET 11

-40

-50

-50

-40

-30

-20

INPUT LEVEL (dBV)

Fig. 15 I/O Transfer Function for Different MPO Steps

10

VIN = -40 dBV

1

0.1

0.1k

1.0k

10k

FREQUENCY (kHz)

Fig. 17 THD and Noise vs Frequency

-10

-12 VIN -22 dBV

-14

-16

-18

-20

-22

-24

-26

-28

-30

01

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

R2 RESISTOR SET ON ER102 DIE

(set 0 - short, set 11 -51 kΩ)

Fig. 16 MPO Adjustment

10

ƒ = 1 kHz

1.0

0.1

-80

-70

-60

-50

-40

-30

-20

INPUT LEVEL (dBV)

Fig. 18 THD and Noise vs Input Level

10

VIN = -40 dBV

∆ ƒ = 200 Hz

1.0

0.1

3k

10k

100k

FREQUENCY (kHz)

Fig. 19 Intermodulation Distortion (CCIF) vs Frequency

10

ƒ = 4 kHz

∆ƒ = 200 Hz

1.0

0.1

0.01

-80

-70

-60

-50

- 40

- 30

-20

INPUT LEVEL (dBV)

Fig. 20 Intermodulation Distortion (CCIF) vs Input Level

7

521 - 62 - 04

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