AK4386ET Datasheet, PDF (7/18 Pages) Asahi Kasei Microsystems – 100dB 96kHz 24-Bit 2ch ΔΣ DAC

[AK4386]
εΠονϯάಛੑ
(Ta=25°C; VDD=2.2 ∼ 3.6V)
Parameter
Symbol
min
typ
max
Master Clock Frequency
Half Speed Mode (512/768/1024/1536fs)
fCLK
4.096
36.864
Normal Speed Mode (256/384/512/768fs)
fCLK
2.048
36.864
Double Speed Mode (128/192/256/384fs)
fCLK
6.144
36.864
Duty Cycle
dCLK
40
60
LRCK Frequency
Half Speed Mode (DFS1-0 = “10”)
fsh
8
24
Normal Speed Mode (DFS1-0 = “00”)
fsn
8
48
Double Speed Mode (DFS1-0 = “01”)
fsd
48
96
Duty Cycle
dCLK
45
55
Audio Interface Timing
BICK Period
Half Speed Mode
tBCK
1/128fs
Normal Speed Mode
tBCK
1/128fs
Double Speed Mode
tBCK
1/64fs
BICK Pulse Width Low
tBCKL
70
Pulse Width High
BICK “↑” to LRCK Edge
LRCK Edge to BICK “↑”
tBCKH
70
(Note 8) tBLR
40
(Note 8) tLRB
40
SDTI Hold Time
tSDH
40
SDTI Setup Time
tSDS
40
Power-Down & Reset Timing
PDN Pulse Width
(Note 9) tPD
4×C
Note 8. ͜ͷ֨ن஋͸LRCKͷΤοδͱBICKͷ“↑”͕ॏͳΒͳ͍Α͏ʹنఆ͍ͯ͠·͢ɻ
Note 9. AK4386͸PDN pin = “L”ͰϦηοτ͞Ε·͢ɻ
ύϧε෯͸VCOM pinʹ઀ଓ͞ΕΔίϯσϯαͷ༰ྔ஋(C)ʹൺྫ͠·͢ɻtPD = 4 × C.
4.7μF࣌ʹ͸tPD͸min. 19msͱͳΓ·͢ɻ
VCOM pinʹ઀ଓ͢Δίϯσϯαͷ༰ྔ͸1μF ≤ C ≤ 10μFͱͯ͠Լ͍͞ɻ
DIF1-0 pinΛ੾Γସ͑ͨ৔߹͸ɺPDN pinͰϦηοτͯ͠Լ͍͞ɻ
Units
MHz
MHz
MHz
%
kHz
kHz
kHz
%
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
MS0280-J-01
-7-
2008/10