AK4589 Datasheet, PDF (26/76 Pages) Asahi Kasei Microsystems – 2/8 CHANNEL AUDIO CODEC WITH DIR

ASAHI KASEI
[AK4589]
LRCK1
MCLK (MHz)
BICK1 (MHz)
fs
128fs
192fs
256fs
64fs
176.4kHz 22.5792
-
-
11.2896
192.0kHz 24.5760
-
-
12.2880
Table 5.γεςϜΫϩοΫྫ (Quad Speed Mode @Manual Setting Mode)
(஫:Quad Speed Mode࣌ (DFS1=“1”, DFS1=“0”)͸ɺADC͸ࣗಈύϫʔμ΢ϯ͠·͢ɻ)
MCLK Sampling Speed
512fs
Normal
256fs
Double
128fs
Quad
Table 6. αϯϓϦϯάεϐʔυ (Auto Setting Mode)
LRCK1
MCLK (MHz)
fs
128fs
256fs
512fs
32.0kHz
-
44.1kHz
-
48.0kHz
-
-
16.3840
-
22.5792
-
24.5760
88.2kHz
-
22.5792
-
96.0kHz
-
24.5760
-
176.4kHz 22.5792
-
-
192.0kHz 24.5760
-
-
Table 7. γεςϜΫϩοΫྫ (Auto Setting Mode)
Sampling
Speed
Normal
Double
Quad
σΟΤϯϑΝγεϑΟϧλ
IIRϑΟϧλʹΑΔ3प೾਺(32kHz, 44.1kHz, 48kHz)ରԠͷσΟΤϯϑΝγεϑΟϧλ(50/15µsಛੑ)Λ಺ଂ͍ͯ͠·͢ɻ
Double Speed ModeɺQuad Speed Mode ࣌σΟΤϯϑΝγεϑΟϧλ͸ৗʹOFFͰ͢ɻઃఆ͸Ϩδελ͔Βߦ͍ɺ
DAC1(SDTI1), DAC2(SDTI2), DAC3(SDTI3), DAC4(SDTI4)ʹରͯ͠ಠཱʹઃఆͰ͖·͢ɻ
Mode
0
1
2
3
Sampling Speed
DEM1
DEM0
Normal Speed
0
0
Normal Speed
0
1
Normal Speed
1
0
Normal Speed
1
1
Table 8. σΟΤϯϑΝγείϯτϩʔϧ
DEM
44.1kHz
OFF
48kHz
32kHz
Default
σΟδλϧHPF
ADC͸DCΦϑηοτΩϟϯηϧͷͨΊʹσΟδλϧHPFΛ಺ଂ͠·͢ɻHPFͷfc͸ɺfs=48kHz࣌1.0Hzʹͳͬ
͓ͯΓɺप೾਺Ԡ౴͸fsʹൺྫ͠·͢ɻ
MS0339-J-00
- 26 -
2004/09