[AK4614]
Parameter
Symbol
min
typ
max
Units
LRCK Timing (Master Mode)
Stereo mode
(TDM0 bit = “0”, TDM1 bit = “0”)
Normal Speed Mode
Double Speed Mode
Quad Speed Mode
fsn
fsd
fsq
Duty
32
64
128
-
48
96
192
-
kHz
kHz
kHz
%
Duty Cycle
50
TDM512 mode
(Note 17)
(TDM0 bit = “0”, TDM1 bit = “1”)
LRCK frequency
fsn
tLRH
32
64
48
96
kHz
ns
“H” time
(Note 20)
1/16fs
1/8fs
1/4fs
TDM256 mode
(Note 18)
(TDM0 bit = “1”, TDM1 bit = “0”)
LRCK frequency
fsd
tLRH
kHz
ns
“H” time
(Note 20)
TDM128 mode
(Note 19)
(TDM0 bit = “1”, TDM1 bit = “1”)
LRCK frequency
fsq
tLRH
128
192
kHz
ns
“H” time
(Note 20)
Note 16. Except the case of DIV bit = “0”.
Note 17. Please use for Normal Speed mode. Master clock should be input the 512fs in Master mode.
Note 18. Please use for Double Speed mode.
Note 19. Please use for Quad Speed mode.
Note 20. If the format is I2S, it is “L” time.
MS1025-E-00
2008/10
- 16 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
