AK4589 Datasheet, PDF (14/76 Pages) Asahi Kasei Microsystems – 2/8 CHANNEL AUDIO CODEC WITH DIR

ASAHI KASEI
[AK4589]
εΠονϯάಛੑ ADC/DAC෦

(Ta=25°C; AVDD, DVDD, PVDD=4.75∼5.25V; TVDD=2.7∼5.25V; C_L=20pF)
Parameter
Symbol
min
Master Clock Timing
Master Clock
256fsn, 128fsd:
Pulse Width Low
Pulse Width High
384fsn, 192fsd:
Pulse Width Low
Pulse Width High
512fsn, 256fsd, 128fsq:
Pulse Width Low
Pulse Width High
fCLK
tCLKL
tCLKH
fCLK
tCLKL
tCLKH
fCLK
tCLKL
tCLKH
8.192
27
27
12.288
20
20
16.384
15
15
LRCK1 Timing (Slave Mode)
Normal mode
Normal Speed Mode
Double Speed Mode
Quad Speed Mode
Duty Cycle
TDM 256 mode
LRCK1 frequency
“H” time
“L” time
TDM 128 mode
LRCK1 frequency
“H” time
“L” time
LRCK1 Timing (Master Mode)
Normal mode
Normal Speed Mode
Double Speed Mode
Quad Speed Mode
Duty Cycle
TDM 256 mode
LRCK1 frequency
“H” time
TDM 128 mode
LRCK1 frequency
“H” time
Power-down & Reset Timing
PDN Pulse Width
PDN “↑” to SDTO1 valid
(Note 16)
(Note 16)
(Note 17)
(Note 18)
fsn
fsd
fsq
Duty
fsd
tLRH
tLRL
fsd
tLRH
tLRL
fsn
fsd
fsq
Duty
fsn
tLRH
fsd
tLRH
tPD
tPDV
32
64
120
45
32
1/256fs
1/256fs
64
1/128fs
1/128fs
32
64
120
32
64
150
typ
50
1/8fs
1/4fs
522
max
12.288
18.432
24.576
48
96
192
55
48
96
48
96
192
48
96
Notes:
16. I²SϑΥʔϚοτ࣌͸ “L” time
17. ݯి౤ೖ࣌͸PDN pinΛ “L” ͔Β “H” ʹ͢Δ͜ͱͰϦηοτ͕͔͔Γ·͢ɻ
18. PDN pinΛཱͪԼ͔͛ͯΒͷLRCK1ͷ্ཱ͕ͪΓͷճ਺Ͱ͢ɻ
Units
MHz
ns
ns
MHz
ns
ns
MHz
ns
ns
kHz
kHz
kHz
%
kHz
ns
ns
kHz
ns
ns
kHz
kHz
kHz
%
kHz
ns
kHz
ns
ns
1/fs
MS0339-J-00
- 14 -
2004/09