LA74309FA 데이터 시트보기 (PDF) - SANYO -> Panasonic

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LA74309FA

Microphone Amplifier for Digital Still Camera

SANYO -> Panasonic 

LA74309FA

Pin Functions

PIN No.

1

2

Pin Name

GND

ALC IN

DC voltage

0V

AC voltage

Output level=-49dBV

(At MIC IN=-69dBV)

Maximum input level

=-10dBV

Ground

Functions

3

STANDBY L

Standby control pin

Over 2V: Standby OFF

Equivalent Circuit

VCCA (=3.0V)

2

VREFL

3

4

MIC OUT

1.60V

Output level=-49dBV MIC output pin

(At MIC IN=-69dBV)

5

MIC IN

Standard input level

=-69dBV

MIC input pin

Maximum input level

=-30dBV

6

VREF

2.30V

MIC VCC and ripple rejection pin

for VREFL

7

INT MIC

2.30V

VCC

MIC power supply pin

VCCA (=3.0V)

4

VREFL

VCCA (=3.0V)

5

VREFL

VCCA (=3.0V)

6

VCCA (=3.0V)

7

Continued on next page.

No.A2050-4/5

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