[AK4706]
■ Volume Control #0, #2 (4-Level Volume)
The AK4706 has a 4-level volume control (Volume #0, #2) as shown in Table 10 and Table 11. The volume reflects the
change of register value immediately.
(03H: D4-D3)
DVOL1
DVOL0
Volume #0 Gain
0dB
Output Level (Typ)
0
0
1
0
1
0
2Vrms (with 0dBFS input & volume #1=0dB.)
1Vrms (with 0dBFS input & volume #1=0dB.)
-6dB
+2.44dB
2.65Vrms (with 0dBFS input & volume #1=0dB.)
2Vrms (with –10dBFS input & volume #1=+6dB.
Clips over –2.5dBFS digital input.)
1
1
+4dB
Table 10. Volume #0 (at DAPD bit =”0”. DAC mode)
(03H: D4-D3)
DVOL1
0
DVOL0
Volume #2 Gain
+6dB
Output Level (Typ)
0
2Vrms (with 1Vrms input & volume #1=0dB.)
0
1
1
1
0
1
0dB
(reserved)
(reserved)
1Vrms (with 1Vrms input & volume #1=0dB.)
-
-
Table 11. Volume #2 (at DAPD bit =”1”. analog input mode.)
MS0507-E-01
2010/09
- 27 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
