AK4691EG AKM [Asahi Kasei Microsystems], AK4691EG Datasheet - Page 75

• Manufacturer Part Number: AK4691EG
• Description: 4ch ADC + 2ch DAC with MIC/HP/SPK-AMP
• Manufacturer: AKM [Asahi Kasei Microsystems]

MS0672-E-00
Addr
1AH
1DH
1BH
1CH
1EH
1FH
17H
18H
19H
20H
21H
22H
23H
24H
F3A13A-0A, F3B13A-0A: FIL3A (Stereo Separation Emphasis Filter) Coefficient (14bit x 2)
F3ASA: FIL3A (Stereo Separation Emphasis Filter) Select
EQA15A-0A, EQB13A-0A, EQC15A-C0A: EQA (Gain Compensation Filter) Coefficient (14bit x 2 + 16bit x 1)
F1A13A-0A, F1B13A-B0A: FIL1A (Wind-noise Reduction Filter) Coefficient (14bit x 2)
F1ASA: FIL1A (Wind-noise Reduction Filter) Select
Default: “0000H”
0: HPF (default)
1: LPF
Default: “0000H”
Default: “0000H”
0: HPF (default)
1: LPF
Register Name
FIL3A Co-efficient 0
FIL3A Co-efficient 1
FIL3A Co-efficient 2
FIL3A Co-efficient 3
EQA Co-efficient 0
EQA Co-efficient 1
EQA Co-efficient 2
EQA Co-efficient 3
EQA Co-efficient 4
EQA Co-efficient 5
FIL1A Co-efficient 0
FIL1A Co-efficient 1
FIL1A Co-efficient 2
FIL1A Co-efficient 3
Default
R/W
EQA15A EQA14A EQA13A
EQC15A EQC14A EQC13A
EQA7A
EQB7A
EQC7A
F3ASA
F1ASA
F3A7A
F3B7A
F1A7A
F1B7A
R/W
D7
0
0
0
0
EQA6A
EQB6A
EQC6A
F3A6A
F1A6A
F3B6A
F1B6A
R/W
D6
0
0
0
0
0
0
- 75 -
EQB13A
F3A13A
F3B13A
F1A13A
F1B13A
EQA5A
EQB5A
EQC5A
F3A5A
F1A5A
F3B5A
F1B5A
R/W
D5
0
EQA12A
EQB12A
EQC12A
F3A12A
F3B12A
F1A12A
F1B12A
EQA4A
EQB4A
EQC4A
F3A4A
F1A4A
F3B4A
F1B4A
R/W
D4
0
EQA11A EQA10A
EQB11A EQB10A
EQC11A EQC10A
F3A11A
F3B11A
F1A11A
F1B11A
EQA3A
EQB3A
EQC3A
F3A3A
F1A3A
F3B3A
F1B3A
R/W
D3
0
F3A10A
F1A10A
F3B10A
F1B10A
EQA2A
EQB2A
EQC2A
F3A2A
F1A2A
F3B2A
F1B2A
R/W
D2
0
EQA1A
EQA9A
EQB1A
EQB9A
EQC1A
EQC9A
F3A1A
F3A9A
F1A1A
F1A9A
F3B1A
F3B9A
F1B1A
F1B9A
R/W
D1
0
[AK4691]
EQA0A
EQA8A
EQB0A
EQB8A
EQC0A
EQC8A
2007/11
F3A0A
F3A8A
F1A0A
F1A8A
F3B0A
F3B8A
F1B0A
F1B8A
R/W
D0
0