参数资料
型号: AK4641VN
厂商: Asahi Kasei Microsystems Co.,Ltd
元件分类: Codec
英文描述: 16 BIT CODEC WITH BLUETOOTH INTERFACE
中文描述: 16位编解码器与蓝牙接口
文件页数: 24/51页
文件大小: 461K
代理商: AK4641VN
ASAHI KASEI
[AK4641]
MS0301-E-00
2004/05
- 30 -
AUX Input
Stereo Mixer
Volume
AUXIN+
AUXL bit
Mixer for ADC
of Stereo CODEC
AUXAD bit
GN3-0 bits
AUXIN
Figure 27. AUX Input
AUX input is differential input at AUXSI bit = “0” and single end input at AUXSI bit = “1”. AUXIN+ pin should be used
at single end input (AUXSI bit = “1”). The AK4641 has a volume for AUX Input. This Volume is controlled by GN3-0
bits as shown in Table 16. The switching noise occurs when GN3-0 bits are changed.
GN3-0
GAIN (dB)
FH
+24.0
EH
+21.0
DH
+18.0
:
7H
+0.0
Default
:
2H
15.0
1H
18.0
0H
21.0
Table 16. AUX Input Gain Setting
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