TLC2543-EP Datasheet, PDF (8/25 Pages) Texas Instruments – 12-BIT ANALOG-TO-DIGITAL CONVERTER WITH SERIAL CONTROL AND 11 ANALOG INPUTS

TLC2543-EP
12-BIT ANALOG-TO-DIGITAL CONVERTER
WITH SERIAL CONTROL AND 11 ANALOG INPUTS
SGLS125A – JULY 2002 – REVISED NOVEMBER 2006
www.ti.com
2V
CS
0.8 V
I/O CLOCK
t_su(CS)
0.8 V
Last
Clock
0.8 V
t_h(CS)
A. To ensure full conversion accuracy, it is recommended that no input signal change occurs while a conversion is
ongoing.
Figure 5. CS and I/O CLOCK Voltage Waveforms
t_t(I/O)
t_t(I/O)
I/O CLOCK ^{2 V}
0.8 V
t_d(I/O-DATA)
t_v
DATA OUT
2.4 V
0.4 V
2V
0.8 V
I/O CLOCK Period
2.4 V
0.4 V
0.8 V
t_r(bus), t_f(bus)
Figure 6. I/O CLOCK and DATA OUT Voltage Waveforms
I/O CLOCK
Last
Clock
0.8 V
EOC
t_d(I/O-EOC)
2.4 V
t_f(EOC)
0.4 V
Figure 7. I/O CLOCK and EOC Voltage Waveforms
t_r(EOC)
EOC
0.4 V
2.4 V
DATA OUT
t_d(EOC-DATA)
2.4 V
0.4 V
Valid MSB
Figure 8. EOC and DATA OUT Voltage Waveforms
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