AK4640VG Asahi Kasei Microsystems, AK4640VG Datasheet - Page 50
AK4640VG
Manufacturer Part Number
AK4640VG
Description
16BIT CODEC WITH MIC /HP/SPK-AMPl
Manufacturer
Asahi Kasei Microsystems
Datasheet
1.AK4640VG.pdf
(76 pages)
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ASAHI KASEI
MS0273-E-00
DAHS:
0: OFF (Default)
1: ON
BEEPL IN
BEEPR IN
AUXIN+
AUXIN-
BEEPM IN
DAC signal is mixed to Headphone-amp and MOUT2 at the DAHS bit = “1”.
MIC IN
DAC to Headphone-amp and MOUT2 Enable
0dB/+20dB
ATT+DAC
Volume
IPGA
Figure 41. Headphone-amp switch control
ATT
DAHS bit
BPMHP bit
BPSHP bit
MICL bit
AUXL bit
- 50 -
HPR
HPL
MUTE
MUTE
HPR
HPL
[AK4640]
2004/03
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