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參數資料
| 型號： | LA74320FN |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 2 CHANNEL, AUDIO/VIDEO AMPLIFIER, QCC44 |
| 封裝： | 6 X 6 MM, VQFN-44 |
| 文件頁數： | 11/12頁 |
| 文件大小： | 185K |
| 代理商： | LA74320FN |
LA74320FN
No.A0905-8/14
Continued from preceding page.
PIN
Pin Name
DC voltage
AC voltage
Description of functions
Equivalent circuit diagram in pin
7
MIC1 IN
1.5V
Reference input level
=-50dBV
Maximum input level
=-20dBV
MIC1 input pin
8
MIC2 IN
1.5V
Reference input level
=-50dBV
Maximum input level
=-20dBV
MIC2 input pin
9
MIC OUT
1.5V
Reference output level
=-40dBV
Maximum output level
=-10dBV
MIC output pin
10
MIC1 VCC
2.3V
MIC1 power pin
11
VREF
2.3V
MIC VCC and VREF ripple
rejection pin
Continued on next page.
500
Ω
VREF
70k
Ω
7
VCCA
500
Ω
VREF
70k
Ω
VCCA
8
VCCA
7.5k
Ω
9
500
Ω
3.2k
Ω
VREF
2.2k
Ω
23k
Ω
10
VCCA
400
Ω
11
500
Ω
200k
Ω
VCCA
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