AK4637 Datasheet, PDF (73/96 Pages) Asahi Kasei Microsystems – 24bit Mono CODEC with MIC - SPK-AMP

[AK4637]
Addr
06H
Register Name
Mode Control 2
R/W
Default
D7
D6
D5
CM1
CM0
0
R/W
R/W
R
0
0
0
D4
D3
D2
D1
D0
0
FS3
FS2
FS1
FS0
R
R/W
R/W
R/W
R/W
0
1
0
1
1
FS3-0: Sampling frequency Setting (Table 7, Table 10, Table 12, Table 15)
Default: “1011” (fs=48kHz)
CM1-0: MCKI Input Frequency Setting in EXT mode (Table 11, Table 14)
Default: “00” (256fs)
Addr
07H
Register Name
Mode Control 3
R/W
Default
D7
D6
D5
D4
TSDSEL THDET SMUTE
0
R/W
R
R/W
R
0
0
0
0
D3
MSBS
R/W
0
D2
BCKP
R/W
0
D1
DIF1
R/W
1
D0
DIF0
R/W
0
DIF2-0: Audio Interface Format (Table 19)
Default: “10” (MSB justified)
BCKP: BICK Polarity at DSP Mode (Table 20)
“0”: SDTO is output by the rising edge (“”) of BICK and SDTI is latched by the falling edge (“”).
(default)
“1”: SDTO is output by the falling edge (“”) of BICK and SDTI is latched by the rising edge (“”).
MSBS: FCK Phase at DSP Mode (Table 20)
“0”: The rising edge (“”) of FCK is half clock of BICK before the channel change. (default)
“1”: The rising edge (“”) of FCK is one clock of BICK before the channel change.
SMUTE: Soft Mute Control
0: Normal Operation (default)
1: DAC outputs soft-muted
THDET: Thermal Shutdown Detection Result
0: Normal Operation (default)
1: During Thermal Shutdown
TSDSEL: Thermal Shutdown Mode Select
0: Automatic Power up (default)
1: Manual Power up
015010680-E-00
- 73 -
2015/09