GM3036(2000) 데이터 시트보기 (PDF) - Gennum -> Semtech

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GM3036
(Rev.:2000)

Programmable DynamEQ®II Hybrid

Gennum -> Semtech 

MICROPHONE

+

1

VREG

C2

2

GND

8

SDA

C4

C7

C5

7

VB

3

6

IN

OUT

2µ2

C1

C3

C6

4

5

BIN

BOUT

BATTERY

-

RECEIVER

+

Back view of

Microtronic socket

Fig. 4 Typical Assembly Diagram

TYPICAL PERFORMANCE CURVES

-20

ƒ = 4 kHz

R1 - Tap 0

-30

-40

R6 - Tap 0

-50

R6 - Tap 15

-60

-70

-80

-90

-100 -90

-80 -70 -60 -50 -40

INPUT LEVEL (dBV)

-30 -20

Fig. 5 I/O Transfer Function for Different

Compression Ratios (High Frequency Channel)

50

48

44

40

36

32

28

24

20

16

12

8

4

0

012

34

56

78

VIN = -80dBV

9 10 11 12 13 14 15

R6 RESISTOR TAPS

(Tap 0 - 0kΩ, Tap 15 - 200kΩ)

Fig. 6 High Frequency Gain

(Compression Ratio Adjustment)

-20

ƒ = 1 kHz

R1 - Tap 15

-30

R3 - Tap 0

-40

-50

R3 - Tap 15

-60

-70

-80

-90

-100 -90 -80 -70 -60 -50 -40 -30 -20

INPUT LEVEL (dBV)

Fig. 7 I/O Transfer Function for Different

Compression Ratios (Low Frequency Channel)

50

48

44

VIN = -80dBV

40

36

32

28

24

20

16

12

8

4

0

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

R3 RESISTOR TAPS

(Tap 0 - 0kΩ, Tap 15 - 200kΩ)

Fig. 8 Low Frequency Gain

(Compression Ratio Adjustment)

5

521 - 74 - 05

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