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コンポーネント説明
LA74309FA データシートの表示(PDF) - ON Semiconductor
部品番号
コンポーネント説明
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LA74309FA
Microphone Amplifier for Digital Still Camera
ON Semiconductor
LA74309FA Datasheet PDF : 5 Pages
1
2
3
4
5
Pin assinment
LA74309FA
GND
1
ALC IN
2
STANDBY L
3
MIC OUT
4
MIC IN
5
LA74309FA
10
VCC
9
REC OUT
8
ALC DET
7
INT MIC VCC
6
VREF
Pin Description
Pin No.
Pin Description
1
GND
2
ALC input
3
STANDBY CTL
4
MIC output
5
MIC input
6
Ripple removal for VREF
7
Internal MIC power supply
8
ALC DET
9
REC output
10
VCC
Equivalent Circuit Block Diagram & Application Circuit
REC OUT
VCC3.3V
10
9
8
7
6
REG
LPF
VCCA
3.0V
ALC
MIC VCC
CHARGE
VREF
DET
-
+
1
2
3
4
5
GND
MIC IN
MIC
STANDBY
CTL
No.A2050-3/5
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