參數(shù)資料
型號(hào): AK4665AEN
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 20-Bit Stereo CODEC with MIC/HP-AMP
中文描述: 20位立體聲編解碼器麥克風(fēng)/惠普腺苷
文件頁(yè)數(shù): 10/52頁(yè)
文件大小: 541K
代理商: AK4665AEN
ASAHI KASEI
[AK4665A]
MS0440-E-01
2006/05
- 10 -
SWITCHING CHARACTERISTICS
(Ta=25
°
C; AVDD, DVDD, HVDD = 2.6
3.6V; TVDD=1.6
3.6V; C
L
= 20pF)
Parameter
Master Clock Timing
Frequency
Pulse Width Low
Pulse Width High
LRCK Timing
Frequency
Duty Cycle
Serial Interface Timing
(Note 18)
BICK Period
BICK Pulse Width Low
Pulse Width High
LRCK Edge to BICK “
” (Note 19)
BICK “
” to LRCK Edge (Note 19)
LRCK to SDTO(MSB)
BICK “
” to SDTO
SDTI Hold Time
SDTI Setup Time
Control Interface Timing
CCLK Period
CCLK Pulse Width Low
Pulse Width High
CDTI Setup Time
CDTI Hold Time
CSN “H” Time
CSN “
” to CCLK “
CCLK “
” to CSN “
Power-down & Reset Timing
PDN Pulse Width
(Note 20)
PMADC “
” to SDTO valid (Note 21)
Note 18. Refer to “Serial Data Interface”.
Note 19. BICK rising edge must not occur at the same time as LRCK edge.
Note 20. The AK4665A can be reset by bringing PDN= “L” to “H” only upon power up.
Note 21. This is the count of LRCK “
” from PMADC bit=”1”.
Symbol
fCLK
tCLKL
tCLKH
fs
Duty
tBCK
tBCKL
tBCKH
tLRB
tBLR
tLRS
tBSD
tSDH
tSDS
tCCK
tCCKL
tCCKH
tCDS
tCDH
tCSW
tCSS
tCSH
tPD
tPDV
min
2.048
0.4/fCLK
0.4/fCLK
typ
-
-
-
44.1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
2081
max
24.576
-
-
48
55
-
-
-
-
-
80
80
-
-
-
-
-
-
-
-
-
-
-
-
Units
MHz
ns
ns
8
45
kHz
%
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
1/fs
325.5
130
130
50
50
-
-
50
50
200
80
80
40
40
150
50
50
150
-
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