AK4691EG AKM [Asahi Kasei Microsystems], AK4691EG Datasheet - Page 77

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

MS0672-E-00
Addr
2AH
2DH
2BH
2CH
2EH
2FH
26H
27H
28H
29H
30H
31H
32H
33H
F3A13B-0B, F3B13B-0B: FIL3B (Stereo Separation Emphasis Filter) Coefficient (14bit x 2)
F3ASB: FIL3B (Stereo Separation Emphasis Filter) Select
EQA15B-0B, EQB13B-0B, EQC15B-C0B: EQB (Gain Compensation Filter) Coefficient (14bit x 2 + 16bit x 1)
F1A13B-0B, F1B13B-B0B: FIL1B (Wind-noise Reduction Filter) Coefficient (14bit x 2)
F1ASB: FIL1B (Wind-noise Reduction Filter) Select
Default: “0000H”
0: HPF (default)
1: LPF
Default: “0000H”
Default: “0000H”
0: HPF (default)
1: LPF
Register Name
FIL3B Co-efficient 0
FIL3B Co-efficient 1
FIL3B Co-efficient 2
FIL3B Co-efficient 3
EQB Co-efficient 0
EQB Co-efficient 1
EQB Co-efficient 2
EQB Co-efficient 3
EQB Co-efficient 4
EQB Co-efficient 5
FIL1B Co-efficient 0
FIL1B Co-efficient 1
FIL1B Co-efficient 2
FIL1B Co-efficient 3
Default
R/W
EQA15B EQA14B EQA13B
EQC15B EQC14B EQC13B
EQA7B
EQC7B
EQB7B
F3A7B
F3ASB
F1A7B
F1ASB
F3B7B
F1B7B
R/W
D7
0
0
0
0
EQA6B
EQB6B
EQC6B
F3A6B
F3B6B
F1A6B
F1B6B
R/W
D6
0
0
0
0
0
0
- 77 -
EQB13B
F3A13B
F3B13B
F1A13B
F1B13B
EQA5B
EQB5B
EQC5B
F3A5B
F3B5B
F1A5B
F1B5B
R/W
D5
0
EQA12B
EQB12B
EQC12B
F3A12B
F1A12B
F3B12B
F1B12B
EQA4B
EQB4B
EQC4B
F3A4B
F3B4B
F1A4B
F1B4B
R/W
D4
0
EQA11B EQA10B
EQB11B EQB10B
EQC11B EQC10B
F3A11B
F1A11B
F3B11B
F1B11B
EQA3B
EQB3B
EQC3B
F3A3B
F3B3B
F1A3B
F1B3B
R/W
D3
0
F3A10B
F3B10B
F1A10B
F1B10B
EQA2B
EQB2B
EQC2B
F3A2B
F3B2B
F1A2B
F1B2B
R/W
D2
0
EQA1B
EQA9B
EQB1B
EQB9B
EQC1B
EQC9B
F3A1B
F3A9B
F3B1B
F3B9B
F1A1B
F1A9B
F1B1B
F1B9B
R/W
D1
0
[AK4691]
EQA0B
EQA8B
EQB0B
EQB8B
EQC0B
EQC8B
2007/11
F3A0B
F3A8B
F3B0B
F3B8B
F1A0B
F1A8B
F1B0B
F1B8B
R/W
D0
0