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AK4458VN Datasheet, PDF (19/83 Pages) Asahi Kasei Microsystems – 115dB 768kHz 32-bit 8ch Premium DAC
[AK4458]
Parameter
Symbol Min.
Typ. Max. Unit
TDM128 mode (TDM1-0 bits = “01”)
BICK Period
Normal Speed Mode
tBCK 1/128fsn
nsec
Double Speed Mode
tBCK 1/128fsd
nsec
Quad Speed Mode
tBCK 1/128fsq
nsec
BICK Pulse Width Low
tBCKL
14
nsec
BICK Pulse Width High
tBCKH
14
nsec
BICK “” to LRCK Edge
(Note 25) tBLR
14
nsec
LRCK Edge to BICK “”
(Note 25) tLRB
14
nsec
SDTI1/2 Hold Time
tSDH
5
nsec
SDTI1/2 Setup Time
tSDS
5
nsec
TDM256 mode (TDM1-0 bits = “10”)
BICK Period
Normal Speed Mode
tBCK 1/256fsn
nsec
Double Speed Mode
(Note 26) tBCK 1/256fsd
nsec
BICK Pulse Width Low
tBCKL
14
nsec
BICK Pulse Width High
tBCKH
14
nsec
BICK “” to LRCK Edge
(Note 25) tBLR
14
nsec
LRCK Edge to BICK “”
(Note 25) tLRB
14
nsec
TDMO1/2 Setup time BICK “”
tBSS
5
nsec
TDMO1/2 Hold time BICK “” (Note 28) tBSH
5
nsec
SDTI1/2 Hold Time
tSDH
5
nsec
SDTI1/2 Setup Time
tSDS
5
nsec
TDM512 mode (TDM1-0 bits = “11”)
BICK Period
Normal Speed Mode
(Note 27) tBCK 1/512fsn
nsec
BICK Pulse Width Low
tBCKL
14
nsec
BICK Pulse Width High
tBCKH
14
nsec
BICK “” to LRCK Edge
(Note 25)
tBLR
14
nsec
LRCK Edge to BICK “”
(Note 25)
tLRB
14
nsec
TDMO1 Setup time BICK “”
tBSS
5
nsec
TDMO1 Hold time BICK “” (Note 28)
tBSH
5
nsec
SDTI1 Hold Time
tSDH
5
nsec
SDTI1 Setup Time
tSDS
5
nsec
014011794-E-00
- 19 -
2015/01