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AK5388AEQ Datasheet, PDF (11/31 Pages) Asahi Kasei Microsystems – 120dB 24-bit 192kHz 4-Channel ADC | |||
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[AK5388A]
Parameter
Symbol
min
typ
Audio Interface Timing (Slave mode)
Normal mode (TDM1=âLâ, TDM0=âLâ)
BICK Period
Normal Speed Mode
Double , Quad Speed Mode
Duty Cycle
LRCK Edge to BICK âââ (Note 14)
BICK âââ to LRCK Edge (Note 14)
LRCK to SDTO1/2 (MSB) (Except I2S mode)
BICK âââ to SDTO1/2
TBCK
TBCK
Duty
tLRB
tBLR
tLRS
tBSD
1/128fs
1/64fs
40
20
20
TDM256 mode (TDM1=âLâ, TDM0=âHâ)
BICK Period
Duty Cycle
LRCK Edge to BICK âââ
BICK âââ to LRCK Edge
(Note 14)
(Note 14)
BICK âââ to SDTO1
(Note 15)
TDMIN Setup time
tBCK
Duty
tLRB
tBLR
tBSD
tTDMS
1/256fs
40
20
20
16
TDM128 mode (TDM1=âHâ, TDM0=âHâ)
(8KHz ⤠fs < 108KHz)
BICK Period
tBCK
1/128fs
Duty Cycle
Duty
40
LRCK Edge to BICK âââ
(Note 14) tLRB
20
BICK âââ to LRCK Edge
(Note 14) tBLR
20
BICK âââ to SDTO1
(Note 15) tBSD
TDM128 mode (TDM1=âHâ, TDM0=âHâ)
(108KHz < fs ⤠216KHz)
BICK Period
Duty Cycle
LRCK Edge to BICK âââ
(Note 14)
BICK âââ to LRCK Edge
(Note 14)
SDTO1 Setup time BICK ââ â (Note 15)
SDTO1 Hold time BICK ââ â (Note 15)
tBCK
Duty
tLRB
tBLR
tBSS
tBSH
1/128fs
40
10
10
10
5
max
Unit
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
MS1494-J-02
- 11 -
2013/05
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