ak4420 AKM Semiconductor, Inc., ak4420 Datasheet - Page 7

• Manufacturer Part Number: ak4420
• Description: 192khz 24-bit Stereo ?? Dac With 2vrms Output
• Manufacturer: AKM Semiconductor, Inc.

(Ta = 25°C; VDD=CVDD = +4.5 ∼ +5.5V)
Note 14. BICK rising edge must not occur at the same time as LRCK edge.
MS0683-E-04
Parameter
Master Clock Frequency
LRCK Frequency
Audio Interface Timing
SDTI Setup Time
Duty Cycle
Normal Speed Mode
Double Speed Mode
Quad Speed Mode
Duty Cycle
BICK Period
BICK Pulse Width Low
BICK “↑” to LRCK Edge
LRCK Edge to BICK “↑”
SDTI Hold Time
Normal Speed Mode
Double Speed Mode
Quad Speed Mode
Pulse Width High
(Note
(Note
SWITCHING CHARACTERISTICS
14)
14)
Symbol
tBCKH
tBCKL
dCLK
fCLK
tBCK
tBCK
tBCK
tSDH
tBLR
tLRB
tSDS
Duty
fsn
fsd
fsq
- 7 -
1/128fsn
1/64fsd
1/64fsq
4.096
min
120
30
32
45
30
30
20
20
20
20
8
11.2896
Typ
36.864
max
192
70
48
96
55
[AK4420]
Units
MHz
kHz
kHz
kHz
2008/06
%
%
ns
ns
ns
ns
ns
ns
ns
ns
ns