AK4646EN AKM [Asahi Kasei Microsystems], AK4646EN Datasheet - Page 62

• Manufacturer Part Number: AK4646EN
• Description: Stereo CODEC with MIC/SPK-AMP
• Manufacturer: AKM [Asahi Kasei Microsystems]

MS0557-E-02
Addr
Addr
Addr
1AH
1BH
1CH
1DH
2CH
2DH
1EH
1FH
2EH
2FH
12H
13H
14H
15H
16H
17H
18H
19H
F3A13-0, F3B13-0: FIL3 (Stereo Separation Emphasis Filter) Coefficient (14bit x 2)
F3AS: FIL3 (Stereo Separation Emphasis Filter) Select
EQA15-0, EQB13-0, EQC15-C0: EQ (Gain Compensation Filter) Coefficient (16bit x 2 + 14bit x 1)
F1A13-0, F1B13-0: FIL1 (Wind-noise Reduction Filter) Coefficient (14bit x 2)
F2A13-0, F2B13-0: FIL2 (LPF) Coefficient (14bit x 2)
Default: “0000H”
0: HPF (default)
1: LPF
Default: “0000H”
Default: F1A13-0 bits = 0x1FA9, F1B13-0 bits = 0x20AD
Default: “ 0000H ”
Register Name
FIL3 Co-efficient 0
FIL3 Co-efficient 1
FIL3 Co-efficient 2
FIL3 Co-efficient 3
EQ0-efficient 0
EQ0-efficient 1
EQ0-efficient 2
EQ0-efficient 3
EQ0-efficient 4
EQ0-efficient 5
Register Name
HPF Co-efficient 0
HPF Co-efficient 1
HPF Co-efficient 2
HPF Co-efficient 3
Register Name
LPF Co-efficient 0
LPF Co-efficient 1
LPF Co-efficient 2
LPF Co-efficient 3
fc = 150Hz@fs=44.1kHz
Default
Default
Default
R/W
R/W
R/W
E0A15
E0C15
F3AS
E0A7
F3A7
F3B7
E0B7
E0C7
F1A7
F1B7
F2A7
F2B7
D7
D7
D7
W
W
W
0
0
0
0
0
0
0
0
E0A14
E0C14
E0A6
F3A6
E0B6
E0C6
F1A6
F2A6
F3B6
F1B6
F2B6
D6
D6
D6
W
W
W
0
0
0
0
0
0
0
0
0
F1A13-0 bits = 0x1FA9, F1B13-0 bits = 0x20AD
- 62 -
F3A13
F3B13
E0A13
E0B13
E0C13
F1A13
F2A13
F2B13
F1B13
F3A5
E0A5
E0B5
E0C5
F1A5
F2A5
F3B5
F1B5
F2B5
D5
D5
D5
W
W
W
0
0
F3A12
F3B12
E0A12
E0B12
E0C12
F1A12
F1B12
F2A12
F2B12
F3A4
E0A4
E0B4
E0C4
F1A4
F2A4
F3B4
F1B4
F2B4
D4
D4
D4
W
W
W
0
0
E0A11
F3A11
F3B11
E0B11
E0C11
F1A11
F1B11
F2A11
F2B11
F3A3
E0A3
E0B3
E0C3
F1A3
F2A3
F3B3
F1B3
F2B3
D3
D3
D3
W
W
W
0
0
F3A10
E0A10
E0B10
E0C10
F1A10
F2A10
F2B10
F3B10
F1B10
F3A2
E0A2
E0B2
E0C2
F1A2
F2A2
F3B2
F1B2
F2B2
D2
D2
D2
W
W
W
0
0
F3A1
F3A9
E0A1
E0A9
E0B1
E0B9
E0C1
E0C9
F1A1
F1A9
F2A1
F2A9
F3B1
F3B9
F1B1
F1B9
F2B1
F2B9
D1
D1
D1
W
W
W
0
0
[AK4646]
2007/05
F3A0
F3A8
F3B0
F3B8
E0A0
E0A8
E0B0
E0B8
E0C0
E0C8
F1A0
F1A8
F1B8
F2A0
F2A8
F2B0
F2B8
F1B0
D0
D0
D0
W
W
W
0
0