LA74309FA 데이터 시트보기 (PDF) - ON Semiconductor

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LA74309FA

Microphone Amplifier for Digital Still Camera

ON Semiconductor 

Operating Conditions at Ta = 25°C

Parameter

Recommended power supply voltage

Operating voltage range of VCC

LA74309FA

Symbol

VCC

VCCop

Conditions

Electrical Characteristics at Ta=25°C, VCC=3.3V, f=1kHz

Parameter

Circuit current

VCC no signal current dissipation

VCC standby current dissipation

REC output system

Standard REC output level

Standard REC output distortion

ALC characteristics

ALC THD

ALC IN maximum input level

REC output noise level

REC output frequency

characteristics 1

REC output frequency

characteristics 2

REC output frequency

characteristics 3

MIC output system

MIC voltage gain

MIC output THD

MIC IN maximum input level

MIC VCC output DC voltage

Symbol

Conditions

ICC

ICCS

VCC=3.3V, Active mode (Pin3=3V)

VCC=3.3V, Standby mode (Pin3=0V)

VOR

HDR

ALM

ALMD

VINRMX

VNOR

FEQR1

FEQR2

FEQR3

VIN=-49dBV at ALC IN pin (=Standard level)

ALC IN, VIN=-49dBV, THD from to 5th harmonic

ALC IN, VIN=-17dBV (=Standard level +32dB)

ALC IN, VIN=-17dBV (=Standard level +32dB),

THD from to 5th harmonic

REC output THD≤3%

No signal at MIC IN pin, with JIS-A Filter

ALC IN, VIN=-17dBV, The output level ratio at

f=11kHz/1kHz

ALC IN, VIN=-17dBV, The output level ratio at

f=22kHz/1kHz

ALC IN, VIN=-17dBV, The output level ratio at

f=100kHz/1kHz

VGMIC

HDMIC

VINMMX

VMIC

VIN=-39dBV at MIC IN pin

MIC IN, VIN=-39dBV, THD from to 5th harmonic

MIC output THD=3%

With 6.2kΩ load

Package Dimensions

unit : mm (typ)

3428

3.0

10

Ratings

Unit

3.3

V

3.1 to 3.6

V

Ratings

Unit

min

typ

max

3.9

5.3

6.7 mA

10

μA

-10

-9

0.1

-3

-1

0.25

-53

-5

-3

-18

-55

-8 dBV

0.2

%

dBV

1

%

-10 dBV

-47 dBV

-1

dB

-12

dB

-45

dB

19

20

0.03

1.5

1.7

21

dB

0.1

%

-30 dBV

1.9

V

12

0.5

0.25

0.16

SANYO : Micro10

No.A2050-2/5

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