AK4665A Datasheet, PDF (47/52 Pages) Asahi Kasei Microsystems – 20-Bit Stereo CODEC with MIC/HP-AMP

ASAHI KASEI
[AK4665A]
Addr
0DH
0EH
0FH
10H
Register Name
Test 1
Test 2
Test 3
Test 4
Default
D7
TEST7
TEST7
TEST7
TEST7
0
D6
TEST6
TEST6
TEST6
TEST6
0
D5
TEST5
TEST5
TEST5
TEST5
0
D4
TEST4
TEST4
TEST4
TEST4
0
D3
TEST3
TEST3
TEST3
TEST3
0
D2
TEST2
TEST2
TEST2
TEST2
0
D1
TEST1
TEST1
TEST1
TEST1
0
D0
TEST0
TEST0
TEST0
TEST0
0
TEST7-0: Test bits, “0”data must be written.
Addr Register Name
D7
D6
D5
D4
D3
D2
D1
D0
11H ALC2 Mode Control 1
0
0 REFP5 REFP4 REFP3 REFP2 REFP1 REFP0
Default
0
0
1
1
1
1
0
0
REFP7-0: Reference Value at ALC2 Recovery Operation (Table 28)
Addr Register Name
12H ALC2 Mode Control 2
Default
D7
HPG
0
D6
LING
0
D5
ALC2
0
D4
WTMP1
0
D3
WTMP0
0
D2
LMATP1
0
D1
LMATP0
0
D0
RGAINP
0
RGAINP: ALC2 Recovery Gain Step (Table 27)
LMATP1-0: ALC2 Limiter ATT Step (Table 24)
WTMP1-0: ALC2 Recovery Operation period (Table 26)
ALC2: ALC2 Enable
0: ALC2 Disable (Default)
1: ALC2 Enable
LING: LIN/RIN → HPL/HPR Path Gain
0: 0dB (Default)
1: −12dB
HPG: HP-Amp Output Gain
0: 0dB (Default)
1: +5.5dB
MS0440-E-01
- 47 -
2006/05