AK4589 Datasheet, PDF (19/76 Pages) Asahi Kasei Microsystems – 2/8 CHANNEL AUDIO CODEC WITH DIR

ASAHI KASEI
[AK4589]
εΠονϯάಛੑ(DIR/DIT෦)
(Ta=25°C; DVDD, AVDD, PVDD=4.75~5.25V, TVDD=2.7~5.25V; C_L=20pF)
Parameter
Symbol
min
typ
max
Units
Master Clock Timing
Crystal Resonator Frequency
External Clock Frequency
Duty
MCKO1 Output Frequency
Duty
MCKO2 Output Frequency
Duty
PLL Clock Recover Frequency (RX0-7)
LRCK2 Frequency
Duty Cycle
fXTAL 11.2896
fECLK 11.2896
dECLK
40
50
fMCK1 4.096
dMCK1
40
50
fMCK2 2.048
dMCK2
40
50
fpll
32
-
fs
32
dLCK
45
24.576
24.576
60
24.576
60
24.576
60
192
192
55
MHz
MHz
%
MHz
%
MHz
%
kHz
kHz
%
Audio Interface Timing
Slave Mode
BICK2 Period
BICK2 Pulse Width Low
Pulse Width High
LRCK2 Edge to BICK2 “↑”
BICK2 “↑” to LRCK2 Edge
LRCK2 to SDTO2 (MSB)
BICK2 “↓” to SDTO2
DAUX2 Hold Time
DAUX2 Setup Time
(Note 22)
(Note 22)
tBCK
80
tBCKL
30
tBCKH
30
tLRB
20
tBLR
20
tLRM
tBSD
tDXH
20
tDXS
20
ns
ns
ns
ns
ns
30
ns
30
ns
ns
ns
Master Mode
BICK2 Frequency
BICK2 Duty
BICK2 “↓” to LRCK2
BICK2 “↓” to SDTO2
DAUX2 Hold Time
DAUX2 Setup Time
fBCK
64fs
Hz
dBCK
50
%
tMBLR
-20
20
ns
tBSD
15
ns
tDXH
20
ns
tDXS
20
ns
Notes:
22. ͜ͷ֨ن஋͸LRCK2ͷΤοδͱBICK2ͷ্ཱ͕ͪΓΤοδ͕ॏͳΒͳ͍Α͏ʹنఆ͍ͯ͠·͢ɻ
MS0339-J-00
- 19 -
2004/09