AK4558EN Datasheet, PDF (87/94 Pages) Asahi Kasei Microsystems – 108dB 216kHz 32Bit CODEC with PLL

[AK4558]
Addr
06H
Register Name
Filter Setting
R/W
Default
D7
FIRDA2
R/W
0
D6
FIRDA1
R/W
0
D5
FIRDA0
R/W
1
D4
SLDA
R/W
0
D3
SDDA
R/W
1
D2
SSLOW
R/W
0
D1
DEM1
R/W
0
D0
DEM0
R/W
1
DEM1-0: De-emphasis response control for DAC (Table 22)
Default: “01”, OFF
SSLOW: Digital Filter Bypass Mode Enable
0: Roll-off filter (default)
1: Super Slow Roll-off Mode
SLDA: DAC Slow Roll-off Filter Enable (Table 28)
0: Sharp Roll-off filter (default)
1: Slow Roll-off Filter
SDDA: DAC Short delay Filter Enable (Table 28)
0: Normal filter
1: Short delay Filter (default)
FIRDA2-0: Out band noise eliminating Filters Setting (Table 32)
default: “001” (48kHz)
Addr Register Name D7
D6
D5
07H
HPF Enable,
Filter Setting
0
0
0
R/W
RD
RD
RD
Default
Default 0
0
HPFEL/R: ADC HPF L/Rch Setting
0: HPF L/Rch OFF
1: HPF L/Rch ON (default)
SLAD: ADC Slow Roll-off Filter Enable (Table 27)
0: Sharp Roll-off filter (default)
1: Slow Roll-off Filter
SDAD: ADC Short delay Filter Enable (Table 27)
0: Normal filter
1: Short delay Filter (default)
D4
D3
D2
D1
D0
0
SLAD SDAD HPFER HPFEL
RD R/W R/W R/W R/W
0
0
1
1
1
015004500-E-02
- 87 -
2015/09