NJM2783 Просмотр технического описания (PDF) - Japan Radio Corporation

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NJM2783

Monaural Microphone Amplifier with ALC

Japan Radio Corporation  

! TYPICAL CHARACTERISTICS

THD+N vs. Output Voltage

V+=9V, f =1kHz, RG1=330Ω, RG2=47kΩ

100

RSENSE=OPEN, GAIN SW=+20dB, BW=400-30kHz

10

Ta=-40oC

1

Ta=25oC

0.1

Ta=85oC

0.01

0.01

0.1

1

10

Output Voltage [Vrms]

Input Noise Voltage vs. Temperature

Rg=0Ω, RSENSE=OPEN, GAIN SW=+20dB

-100

-110

-120

V+=2.7V

-130

-50 -25

V+=9V

V+=13V

0

25 50 75

Temperature [oC]

100 125

NJM2783

THD+N vs. Output Voltage

V+=9V, f =1kHz, RG1=330Ω, RG2=47kΩ

100

RSENSE=OPEN, GAIN SW=0dB, BW=400-30kHz

10

Ta=-40oC

1

Ta=25oC

0.1

Ta=85oC

0.01

0.01

0.1

1

10

Output Voltage [Vrms]

Control Characteristics

V+=9V, f=1kHz, RG1=330Ω,RG2=47kΩ

2

VIN=0.7Vrms, RSENSE=47kΩ, Ta=25oC

1.5

1

0.5

0

0

0.5

1

1.5

2

2.5

3

GAIN SW Input Voltage [V]

Version 7.0E

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