BD3401KS2 datasheet(3/19 Pages) ROHM

部件名	BD3401KS2

功能描述	Single Power Supply Sound Processors with Built-in Pre Amplifier for Tape Recording and Play Back

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制造商	ROHM [Rohm]

网页	http://www.rohm.com

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3 / 19 page

Technical Note

3/18

www.rohm.com

2010.10 - Rev.A

BD3401KS2,BD3402KS2

Parameter

Symbol

Limits

Unit

Conditions

Min

Typ.

Max

Total Harmonic Distortion ratio

THDmic

-

0.01

0.1

%

BW=400 to 30kHz

MIC=ON

Maximum Output Voltage

Vomaxmic

2.0

2.5

-

Vrms

THD=1%, BW=400 to 30kHz

MIC=ON

Spectrum Analyzer 1

Output Voltage Gain

Gvs1

-8

-6

-4

dB

OUTPUT=pin55

Spectrum Analyzer 2

Output Voltage Gain

Gvs2

-2

0

2

dB

OUTPUT=pin56

Surround Gain

Gsur

4

6

8

dB

SURROUND=ON

Vi=500mVrms

Treble Gain

Gt

-8 to +8(2dB/step)

dB

Vi=500mVrms

Treble Gain Setting Error

TE

-2

0

2

dB

Middle Gain

Gm

-8 to +8(2dB/step)

dB

Vi=500mVrms

Middle Gain Setting Error

ME

-2

0

-2

dB

Bass Gain

Gb

-8 to +8(2dB/step)

dB

Vi=500mVrms

Bass Gain Setting Error

BE

-2

0

-2

dB

AMS EQ Gain

Gams

33

35

37

dB

OUTPUT=pin40

AMS=ON, Vi=20mVrms

Volume Setting Error 1

VE1

-2

0

2

dB

0 to -48dB,BW=IHF-A

VOLOUT=1Vrms

Volume Setting Error 2

VE2

-3

0

3

dB

-52 to –76dB,BW=IHF-A

VOLOUT=1Vrms

Maximum Attenuation*

Vmin

-

-90

dB

BW=IHF-A VOLOUT=1Vrms

Total Harmonic Distortion ratio

THDs

-

0.01

0.1

%

Vi=500mVrms

BW=400 to 30kHz,OUT=pin25

No LPF

Maximum Output Voltage

Vomaxs

1.5

2.0

2.5

Vrms

THD=3%, BW=400 to 30kHz

OUT=pin25, No LPF

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