NJW1141 查看數據表（PDF） - Japan Radio Corporation

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NJW1141

AUDIO PROCESSOR

Japan Radio Corporation  

NJW1141

„TYPICAL CHARACTERISTICS

Gain vs Frequency (TONE)

V+=9V, Vin(Ach)=0.1Vrms,Gv:3dB steps

Vo(Ach), Rg=600Ω, Ta=25oC

20

10

0

-10

-20

100

1000

104

Frequency [Hz]

AG C Attack T ime (C:20pin =0.33µ F)

V+=9V , V in(Ach+Bch)=1Vrms,f=20kH z,Vo (Ach)OU TPU T

AGC level= 0.3V,Rg=600Ω ,Ta=25oC

2

AGC Control

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

Rg=600Ω , Ta=25oC

1

600 m V

500 m V

0.1

400 m V

0.01

OFF

300mV

0 .0 0 1

0.001

0 .0 1

0.1

1

Input Voltage [Vrms]

AGC Recovery T ime (C:20pin =0.33µ F)

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

AG C level= 0.3V,R g=600Ω ,Ta=25oC

0.2

1

0.1

0

0

-1

-0 . 1

-2

0

2

4

6

8

10

Time [ms]

-0 . 2

0

100 200 300 400 500

Time [ms]

- 19 -

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