NJW1138 데이터 시트보기 (PDF) - Japan Radio Corporation

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NJW1138

AUDIO PROCESSOR

Japan Radio Corporation  

NJW1138

„TYPICAL CHARACTERISTICS

AGC Control

V+=9V, Vin(Ac h+Bch), f=1kH z, Vo (Ach)OU TPU T

Rg=600ohm, Ta=25degC

1

Lv3 Lv4

0.1

0.01

Lv1 Lv2

OFF

0.001

0.001

0.01

0.1

1

Input Voltage [Vrms]

AGC Attack Time

V+=9V, Vin(Ach+Bch)=1Vrm s,f=20kHz,Vo (Ach)OU TPU T

AGC level=0.15V,Rg=600 ohm,Ta=25degC

2

1.5

1

0.5

0

-0 . 5

-1

-1 . 5

-2

0

2

4

6

8

10

Tim e [m sec]

Output Noise vs T emparature

V+=9V, Rg=600ohm, BW =400Hz-30kHz

-40

-60

V o l= 0 d B

-80

-100

-120

V o l= M U T E

0

50

100

Tem parature [degC]

- 20 -

AGC Control

V+=9V, Vin(Ac h+Bch), f=1kH z, Vo (Ach)OU TPU T

R g=600ohm , Flat Level:0.15Vrm s

1

75, 25, -20degC

0.1

0.01

0.001

0.001

0.01

0.1

1

Input Voltage [Vrms]

AG C Recovery Time

V+=9V, Vin(Ac h+B ch)=1Vrm s, f=10kH z,Vo (Ach)OU TPU T

AG C level= 0.15V,R g=600ohm ,T a=25degC

0.2

0.15

0.1

0.05

0

-0.05

-0 . 1

-0.15

-0 . 2

0

120 240 360 480 600

Tim e [m sec]

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