TLV2544 Datasheet, PDF (13/39 Pages) Texas Instruments – 2.7 V TO 5.5 V, 12-BIT, 200 KSPS, 4/8 CHANNEL, LOW POWER, SERIAL ANALOG-TO-DIGITAL CONVERTERS WITH AUTO POWER DOWN

TLV2544, TLV2548
2.7 V TO 5.5 V, 12-BIT, 200 KSPS, 4/8 CHANNEL, LOW POWER,
SERIAL ANALOG-TO-DIGITAL CONVERTERS WITH AUTO POWER DOWN
SLAS198A –FEBRUARY 1999– REVISED AUGUST 1999
conversion cycles
DSP/normal sampling
1 2 3 4 56 7
12 13 14 15 16
28
1
SCLK
CS
FS
ÎÎÎÎÎÎ _SDI
ID15
ID14
ID13
ID^ÎÎ12 ^{ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ}ID15
INT
tsample (Long)
tsample (Short)
tconv
EOC
SDO
OD11 OD10 OD9 OD8 OD7 OD6 OD5
OD0
t _conv
ÎÎÎÎÎÎÎÎÎÎ
Figure 7. Mode 00 Single Shot/Normal Sampling (FS signal used)
1 2 3 4 56 7
12 13 14 15 16
28
1
SCLK
CS
FS
ÎÎÎÎÎÎ _SDI
ID15
ID14
ID13
ID1^ÎÎ2 ^{ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ}ID15
ID14
INT
tsample (Long)
tsample (Short)
tconv
EOC
SDO
OD11 OD10 OD9 OD8 OD7 OD6 OD5
OD0
t _conv
ÎÎÎÎÎÎÎÎ
Figure 8. Mode 00 Single Shot/Normal Sampling (FS = 1, FS signal not used)
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