參數(shù)資料
型號: AK4642EN
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: Stereo CODEC with MIC/HP/SPK-AMP
中文描述: 立體聲編解碼器麥克風(fēng)/惠普/胰腎聯(lián)合移植腺苷
文件頁數(shù): 17/83頁
文件大?。?/td> 670K
代理商: AK4642EN
ASAHI KASEI
[AK4642EN]
MS0420-E-00
2005/09
- 17 -
Parameter
Control Interface Timing (3-wire Serial mode)
CCLK Period
CCLK Pulse Width Low
Pulse Width High
CDTI Setup Time
CDTI Hold Time
CSN “H” Time
CSN “
” to CCLK “
CCLK “
” to CSN “
Control Interface Timing (I
2
C Bus mode):
SCL Clock Frequency
Bus Free Time Between Transmissions
Start Condition Hold Time (prior to first clock pulse)
Clock Low Time
Clock High Time
Setup Time for Repeated Start Condition
SDA Hold Time from SCL Falling (Note 35)
SDA Setup Time from SCL Rising
Rise Time of Both SDA and SCL Lines
Fall Time of Both SDA and SCL Lines
Setup Time for Stop Condition
Pulse Width of Spike Noise Suppressed by Input Filter
Power-down & Reset Timing
PDN Pulse Width
PMADL or PMADR “
” to SDTO valid
(Note 37)
Note 35. Data must be held long enough to bridge the 300ns-transition time of SCL.
Note 36. The AK4642 can be reset by the PDN pin = “L”.
Note 37. This is the count of LRCK “
” from the PMADL or PMADR bit = “1”.
Symbol
tCCK
tCCKL
tCCKH
tCDS
tCDH
tCSW
tCSS
tCSH
fSCL
tBUF
tHD:STA
tLOW
tHIGH
tSU:STA
tHD:DAT
tSU:DAT
tR
tF
tSU:STO
tSP
min
200
80
80
40
40
150
50
50
-
1.3
0.6
1.3
0.6
0.6
0
0.1
-
-
0.6
0
150
-
typ
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1059
max
-
-
-
-
-
-
-
-
400
-
-
-
-
-
-
-
0.3
0.3
-
50
-
-
Units
ns
ns
ns
ns
ns
ns
ns
ns
kHz
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
ns
ns
1/fs
(Note 36)
tPD
tPDV
相關(guān)PDF資料
PDF描述
AK4643EN Stereo CODEC with MIC/HP/RCV/SPK-AMP
AK4645EZ Stereo CODEC with MIC/HP-AMP
AK4645 Stereo CODEC with MIC/HP-AMP
AK4646EZ Stereo CODEC with MIC/SPK-AMP
AK4646 Stereo CODEC with MIC/SPK-AMP
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