AK7841 Datasheet, PDF (15/21 Pages) Asahi Kasei Microsystems – Monaural Audio Class-D Amp with Power Booster for PiezoSpeaker

ASAHI KASEI
AKM CONFIDENTIAL
[AK7840]
LEVEL DIAGRAM
Default gain of AK7841 is +15.6dB. Figure. 15.shows the level diagram of AK7841. Pre Gain value is adjustable by pin
control as specified in Table.1.
Pre
Gain
-3 to +18dB by3dB step
Class-D
Class-D amp gain=15.6dB
[Vpp]
14.0
12.0
10.0
8.0
6.0
4.0
2.0
0.0
PG=0dB
PG=+6dB
Figure. 15 Level Diagram
Rev.08
- 15 -
2008/3