AK5388_09 Datasheet, PDF (11/31 Pages) Asahi Kasei Microsystems – 120dB 24-bit 192kHz 4-Channel ADC

[AK5388]
Parameter
Symbol
min
typ
Audio Interface Timing (Slave mode)
Normal mode (TDM1=“L”, TDM0=“L”)
BICK Period
Normal Speed Mode
Double , Quad Speed Mode
Duty Cycle
LRCK Edge to BICK “↑” (Note 14)
BICK “↑” to LRCK Edge (Note 14)
LRCK to SDTO1/2 (MSB) (Except I²S mode)
BICK “↓” to SDTO1/2
TBCK
TBCK
Duty
tLRB
tBLR
tLRS
tBSD
1/128fs
1/64fs
40
20
20
TDM256 mode (TDM1=“L”, TDM0=“H”)
BICK Period
Duty Cycle
LRCK Edge to BICK “↑”
BICK “↑” to LRCK Edge
(Note 14)
(Note 14)
BICK “↓” to SDTO1/2
(Note 15)
TDMIN Setup time
tBCK
Duty
tLRB
tBLR
tBSD
tTDMS
1/256fs
40
20
20
16
TDM128 mode (TDM1=“H”, TDM0=“H”)
(8KHz ≤ fs < 108KHz)
BICK Period
tBCK
1/128fs
Duty Cycle
Duty
40
LRCK Edge to BICK “↑”
(Note 14) tLRB
20
BICK “↑” to LRCK Edge
(Note 14) tBLR
20
BICK “↓” to SDTO1
(Note 15) tBSD
TDM128 mode (TDM1=“H”, TDM0=“H”)
(108KHz < fs ≤ 216KHz)
BICK Period
Duty Cycle
LRCK Edge to BICK “↑”
(Note 14)
BICK “↑” to LRCK Edge
(Note 14)
SDTO1 Setup time BICK “↑ “ (Note 15)
SDTO1 Hold time BICK “↑ “ (Note 15)
tBCK
Duty
tLRB
tBLR
tBSS
tBSH
1/128fs
40
10
10
10
5
max
Units
ns
ns
60
%
ns
ns
ns
20
ns
ns
60
%
ns
ns
20
ns
ns
ns
60
%
ns
ns
20
ns
ns
60
%
ns
ns
ns
ns
MS1096-E-01
- 11 -
2009/08