ak4561 AKM Semiconductor, Inc., ak4561 Datasheet - Page 26

• Manufacturer Part Number: ak4561
• Description: 16bit Codec With Built-in Alc And Mic/hp-amp
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
Input PGA Control
Rev. 0.9
Addr
08H
IPGA6-0: Input Analog PGA; 97Levels
Input PGA Control
RESET
Register Name
RESET
DATA
5EH
2CH
2BH
0EH
60H
5FH
19H
18H
17H
16H
11H
10H
0FH
05H
04H
03H
02H
01H
00H
D7
0
0
MUTE
+26.0
+25.5
+25.0
Table 15. Input Gain Setting
-10.0
-11.0
-12.0
-17.0
-18.0
-20.0
-22.0
-40.0
-42.0
-46.0
-50.0
-54.0
MIC
AKM CONFIDENTIAL
+0.0
-0.5
-9.5
IPGA6
D6
GAIN(dB)
0
- 26 -
IPGA5
MUTE
LINE
-26.0
-26.5
-35.5
-36.0
-37.0
-38.0
-43.0
-44.0
-46.0
-48.0
-66.0
-68.0
-72.0
-76.0
-80.0
+0.0
D5
-0.5
-1.0
1
IPGA4
D4
0
0.5dB
STEP
1dB
2dB
4dB
IPGA3
D3
1
LEVEL
73
12
8
3
1
IPGA2
D2
1
IPGA1
D1
0
[AK4561]
IPGA0
2000/09
D0
0