AK4637 Datasheet, PDF (79/96 Pages) Asahi Kasei Microsystems – 24bit Mono CODEC with MIC - SPK-AMP

[AK4637]
Addr
19H
1AH
1BH
1CH
Register Name
HPF2 Co-efficient 0
HPF2 Co-efficient 1
HPF2 Co-efficient 2
HPF2 Co-efficient 3
R/W
Default
D7
F1A7
0
F1B7
0
R/W
D6
D5
D4
D3
D2
D1
F1A6
0
F1A5
F1A13
F1A4
F1A12
F1A3
F1A11
F1A2
F1A10
F1A1
F1A9
F1B6 F1B5 F1B4 F1B3 F1B2 F1B1
0
F1B13 F1B12 F1B11 F1B10 F1B9
R/W
R/W
R/W
R/W
R/W
R/W
F1A13-0 bits = 0x1FB0, F1B13-0 bits = 0x209F
F1A13-0, F1B13-0: HPF2 Coefficient (14bit x 2)
Default: F1A13-0 bits = 0x1FB0, F1B13-0 bits = 0x209F (fc = 150Hz@fs=48kHz)
D0
F1A0
F1A8
F1B0
F1B8
R/W
Addr
1DH
1EH
1FH
20H
Register Name
LPF Co-efficient 0
LPF Co-efficient 1
LPF Co-efficient 2
LPF Co-efficient 3
R/W
Default
D7
F2A7
0
F2B7
0
R/W
0
D6
F2A6
0
F2B6
0
R/W
0
D5
F2A5
F2A13
F2B5
F2B13
R/W
0
D4
F2A4
F2A12
F2B4
F2B12
R/W
0
D3
F2A3
F2A11
F2B3
F2B11
R/W
0
D2
F2A2
F2A10
F2B2
F2B10
R/W
0
F2A13-0, F2B13-0: LPF Coefficient (14bit x 2)
Default: “0000H”
D1
F2A1
F2A9
F2B1
F2B9
R/W
0
D0
F2A0
F2A8
F2B0
F2B8
R/W
0
015010680-E-00
- 79 -
2015/09