Datasheet

DRDY/DOUT 19 18
17
1 20
0
LSBMSB
Data
a)20BitsofDataRetrieval
b)24BitsofDataRetrieval
DataReady
SCLK
t
DS
t
CONV
t
SCLK
t
PD
NewDataReady
DRDY/DOUT 19 18 17
1 20 21 22 23 24
2
3
4
0 1
LSBMSB
Data
DataReady
SCLK
NewDataReady
t
SCLK
t
HT
t
UPDATE
t
DS
t
SCLK
t
PD
t
SCLK
t
CONV
t
HT
t
UPDATE
19
1 20 21
18 17 0
Data
21stSCLKtoForce /DOUTHighDRDY
DataReady NewDataReady
DRDY/DOUT
SCLK
DRDY/DOUT 19 18 17
1 20
0 19
SCLK
StandbyMode
DataReady
t
DSS
t
STANDBY
t
S_RDY
StartConversion
c)DataRetrievalwithDRDY/DOUTForcedHighAfterwards
d)StandbyMode/SingleConversions
ADS1230
www.ti.com SBAS366B –OCTOBER 2006–REVISED SEPTEMBER 2012
SUMMARY OF SERIAL INTERFACE WAVEFORMS
Figure 34. Summary of Data Retrieval Waveforms
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