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AK5388AEQ Datasheet, PDF (12/31 Pages) Asahi Kasei Microsystems – 120dB 24-bit 192kHz 4-Channel ADC | |||
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[AK5388A]
Parameter
Symbol
min
typ
max
Unit
Audio Interface Timing (Master mode)
Normal mode (TDM1=âLâ, TDM0=âLâ)
BICK Frequency
fBCK
64fs
Hz
BICK Duty
dBCK
50
%
BICK âââ to LRCK
tMBLR
â20
20
ns
BICK âââ to SDTO1/2
tBSD
â20
20
ns
TDM256 mode (TDM1=âLâ, TDM0=âHâ)
BICK Frequency
fBCK
256fs
Hz
BICK Duty
(Note 16) dBCK
50
%
BICK âââ to LRCK
tMBLR
â12
12
ns
BICK âââ to SDTO1
(Note 15) tBSD
â20
20
ns
TDM128 mode (TDM1=âHâ, TDM0=âHâ)
(8KHz ⤠fs < 108KHz)
BICK Frequency
fBCK
128fs
Hz
BICK Duty
BICK âââ to LRCK
dBCK
50
%
tMBLR
â12
12
ns
BICK âââ to SDTO1
(Note 15) tBSD
â20
20
ns
TDM128 mode (TDM1=âHâ, TDM0=âHâ)
(108KHz < fs ⤠216KHz)
BICK Frequency
fBCK
128fs
Hz
BICK Duty
BICK âââ to LRCK
dBCK
50
%
tMBLR
â6
6
ns
BICK âââ to SDTO1
tBSD
â10
10
ns
Power-Down & Reset Timing
PDN Pulse Width
(Note 17) tPD
150
ns
PDN âââ to SDTO1/2 valid
(Note 18) tPDV
516
1/fs
Note 14. ãã®è¦æ ¼å¤ã¯LRCKã®ã¨ãã¸ã¨BICKã®âââãéãªããªãããã«è¦å®ãã¦ãã¾ãã
Note 15. SDTO2 åºåã¯âLâã§åºå®ã§ãã
Note 16. MCLK=512fsã®å ´åã®å¤ã§ãã MCLK=256fs/384fsæã¯ä¿éããã¾ããã
Note 17. AK5388Aã¯PDN pin = âLâã§ãªã»ããããã¾ãã
Note 18. PDN pinãç«ã¡ä¸ãã¦ããã®LRCKã¯ããã¯ã®âââã®åæ°ã§ããå¤ã¯ãã¹ã¿ã¢ã¼ãã§ã®å¤ã§ãã
ã¹ã¬ã¼ãã¢ã¼ãã§ã¯1LRCKã¯ããã¯(1/fs)é·ããªãã¾ãã
MS1494-J-02
- 12 -
2013/05
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