AK4368 Datasheet, PDF (21/58 Pages) Asahi Kasei Microsystems – PLL & HP-AMP DAC

ASAHI KASEI
[AK4368]
Mode
0
1
2
4
5
6
8
9
10
3, 7,
11-15
FS3
FS2
FS1
FS0
fs
MCKI
0
0
0
0
8kHz ∼ 48kHz
256fs
0
0
0
1
8kHz ∼ 24kHz
512fs
0
0
1
0
8kHz ∼ 12kHz
1024fs
0
1
0
0
8kHz ∼ 48kHz
256fs
0
1
0
1
8kHz ∼ 24kHz
512fs
0
1
1
0
8kHz ∼ 12kHz
1024fs
1
0
0
0
8kHz ∼ 48kHz
256fs
1
0
0
1
8kHz ∼ 24kHz
512fs
1
0
1
0
8kHz ∼ 12kHz
1024fs
Others
N/A
N/A
Table 6. αϯϓϦϯάप೾਺ͱMCKIप೾਺ͷؔ܎ (EXT mode)
Default
PS1
PS0
MCKO
0
0
256fs Default
0
1
128fs
1
0
64fs
1
1
32fs
Table 7. MCKOप೾਺ (EXT mode, MCKO bit = “1”)
MCKI pin
MCKO pin
BICK pin
LRCK pin
Master Mode (M/S bit = “1”)
Power Up (PMDAC bit = “1”)
Power Down (PMDAC bit = “0”)
Refer to Table 6.
Input or
fixed to “L” or “H”
MCKO bit = “0”: “L”
“L”
MCKO bit = “1”: Output
BF bit = “1”: 64fs output
“L”
BF bit = “0”: 32fs output
Output
“L”
Table 8. Clock Operation in Master mode (EXT mode)
MCKI pin
MCKO pin
BICK pin
LRCK pin
Slave Mode (M/S bit = “0”)
Power Up (PMDAC bit = “1”)
Power Down (PMDAC bit = “0”)
Refer to Table 6.
Input or
fixed to “L” or “H”
MCKO bit = “0”: “L”
“L”
MCKO bit = “1”: Output
Input
Fixed to “L” or “H” externally
Input
Fixed to “L” or “H” externally
Table 9. Clock Operation in Slave mode (EXT mode)
௿଎αϯϓϦϯά࣌͸ଳҬ֎ϊΠζͷͨΊɺDR, S/N͕ྼԽ͠·͢ɻMCKIʹೖྗ͞ΕΔϚελΫϩοΫͷप
೾਺Λ্͛Δ͜ͱͰɺDR, S/NΛվળͰ͖·͢ɻTable 10͸DACग़ྗΛϔουϑΥϯΞϯϓʹ௨ͨ͠৔߹ͷDR,
S/NͰ͢ɻ
MCKI ^{DR, S/N (BW=20kHz, A-weight)}
fs=8kHz
fs=16kHz
256fs
56dB
75dB
512fs
1024fs
75dB
90dB
90dB
N/A
Table 10. MCKI ͱϔουϑΥϯΞϯϓͷDR, S/Nͷؔ܎ (2.4V)
MS0409-J-01
- 21 -
2005/08