an12918a Panasonic Corporation of North America, an12918a Datasheet - Page 31
![no-image](/images/no-image-200.jpg)
an12918a
Manufacturer Part Number
an12918a
Description
Dsc???????????? Avio
Manufacturer
Panasonic Corporation of North America
Datasheet
1.AN12918A.pdf
(36 pages)
- Current page: 31 of 36
- Download datasheet (2Mb)
AN12918A
No.
Pin
A4
A3
6. 入出力部の回路図および端子機能の説明 (つづき)
注) 下記特性は設計上の参考値であり, 保証値ではありません。
C4
B4
技術資料 (つづき)
Pad
No.
30
31
32
33
マイクアンプ
マイクアンプ
AC –22.8 dBS
AC –42.8 dBS
波形・電圧
マイク電源
DC 1.4 V
DC 1.4 V
DC 2.1 V
GND_A
DC 0 V
出力
入力
C4
30
VSS
E3 (14)
B4
33
32
A3
C6 (26)
VCC_A
E3(14)
200
VSS
E3 (14)
VSS
内部回路
9k
―
6.68k
66k
C6 (26)
VCC_A
950
200
380
290
620
12.32k
VREF
SDB00166AJB
VREF
インピーダンス
インピーダンス
インピーダンス
インピーダンス
= 50 Ω以下
= 66 kΩ
= 200 Ω
出力
入力
出力
―
音声系マイクアンプ出力
音声系GND
音声系マイクアンプ入力
マイク電源用出力端子。
約2.1 Vの定電圧を発生します。
説明
31
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