參數(shù)資料
型號: AK4671EG
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: Stereo CODEC with MIC/RCV/HP-AMP
中文描述: 立體聲編解碼器麥克風(fēng)/垃圾車/惠普腺苷
文件頁數(shù): 24/164頁
文件大?。?/td> 1792K
代理商: AK4671EG
[AK4671]
MS0666-E-00
2007/10
- 24 -
Parameter
PCM Interface Timing (BICKB, SYNCB, SDTIB, SDTOB pins; Master Mode):
SYNCB Timing
Frequency
BICKB Timing
Period (BCKO2 bit = “0”)
(BCKO2 bit = “1”)
Duty Cycle
Serial Interface Timing at Short/long Frame Sync
SYNCB Edge to BICKB “
” (
Note 48
)
SYNCB Edge to BICKB “
” (
Note 49
)
BICKB “
” to SDTOB (BCKPB bit = “0”)
BICKB “
” to SDTOB (BCKPB bit = “1”)
SDTIB Hold Time
SDTIB Setup Time
SYNCB Pulse Width High
Serial Interface Timing at MSB justified and
I
2
S
BICKB “
” to SYNCB Edge
SYNCB to SDTOB (MSB) (Except I
2
S mode)
BICKB “
” to SDTOB
SDTIB Hold Time
SDTIB Setup Time
SYNCB Duty Cycle
Note 48. MSBSB, BCKPB bits = “00” or “11”.
Note 49. MSBSB, BCKPB bits = “01” or “10”.
Symbol
min
typ
max
-
-
-
-
Units
fs2
-
-
-
-
8
kHz
tBCK3
tBCK3
dBCK3
tSYB3
tSYB3
tBSD3
tBSD3
tSDH3
tSDS3
tSYH3
tMBSY3
tSYD3
tBSD3
tSDH3
tSDS3
dSYC3
1/(16fs2)
1/(32fs2)
50
0.5 x tBCK
3
0.5 x tBCK
3
-
-
-
-
tBCK3
-
-
-
-
-
50
ns
ns
%
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
%
0.5 x tBCK3
40
0.5 x tBCK3
40
70
70
50
50
-
40
70
70
50
50
-
0.5 x tBCK3 + 40
0.5 x tBCK3 + 40
70
70
-
-
-
40
70
70
-
-
-
相關(guān)PDF資料
PDF描述
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