AK4120 Datasheet, PDF (8/30 Pages) Asahi Kasei Microsystems – Sample Rate Converter with Mixer and Volume

ASAHI KASEI
[AK4120]
Parameter
Symbol
min
typ
max Units
Audio Interface Timing
Input#2(Master Mode) at Path Mode 1
BICK Frequency
BICK Duty
BICK “↓” to LRCK
BICK “↓” to SDTO
SDTI2 Hold Time from BICK “↑”
SDTI2 Setup Time to BICK “↑”
fBCK
64fs
dBCK
50
tMBLR
−25
tBSD
−25
tSDH
50
tSDS
50
Hz
%
25
ns
40
ns
ns
ns
Input#2 (Master Mode) at Path Mode0 and 3
Output (Master Mode)
BICK Frequency
BICK Duty
BICK “↓” to LRCK
BICK “↓” to SDTO
SDTI2 Hold Time from BICK “↑”
SDTI2 Setup Time to BICK “↑”
fBCK
64fs
dBCK
50
tMBLR
−20
tBSD
−20
tSDH
40
tSDS
25
Hz
%
20
ns
30
ns
ns
ns
Note 11. Min is 2.048MHz at Path Mode 2 and 3.
Note 12. Max is 48kHz at Path Mode 1
Note 13. Min is 8kHz at Path Mode 2 and 3.
Note 14. BICK means all audio serial data clocks (IBICK1, IBICK2 and OBICK).
LRCK means all L/R clocks (ILRCK1, ILRCK2 and OLRCK).
Note 15. BICK rising edge must not occur at the same time as LRCK edge.
MS0134-E-00
-8-
2002/1