www.德州仪器.com
DATa1, data2,
DATa3, datA4
t
(bch)
1.4 v
BCK
LRCK
t
(bcl)
t
(lb)
t
(bcy)
t
(bl)
t
(ds)
t
(dh)
t0010-07
1.4 v
1.4 v
PCM1609A
SLES145–AUGUST2005
SYMBOLPARAMETERMINMAXUNITS
t
(bcy)
bckpulsecycletime1/(64f
S
)
(1)
t
(bch)
bckhigh-leveltime35ns
t
(bcl)
bcklow-leveltime35ns
t
(bl)
BCKrisingedgetoLRCKedge10ns
t
(lb)
LRCKfallingedgetoBCKrisingedge10ns
t
(ds)
DATAsetuptime10ns
t
(dh)
DATAholdtime10ns
(1)f
S
isthesamplingfrequency(e.g.,44.1khz,48khz,96khz,等.)
figure23.audiointerfacetiming
table2.audioinputdatatoanalogoutputmapping
DATAINPUTCHANNELANALOGOUTPUT
DATA1LeftV
输出
1
DATA1RightV
输出
2
DATA2LeftV
输出
3
DATA2RightV
输出
4
DATA3LeftV
输出
5
DATA3RightV
输出
6
DATA4LeftV
输出
7
DATA4RightV
输出
8
16
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