TL16C450_09 Datasheet, PDF (11/27 Pages) Texas Instruments – ASYNCHRONOUS COMMUNICATIONS ELEMENT

RCLK
SAMPLE
CLOCK
TL16C450
ASYNCHRONOUS COMMUNICATIONS ELEMENT
SLLS037C − MARCH 1988 − REVISED JANUARY 2006
PARAMETER MEASUREMENT INFORMATION
8 CLKs
td12
SIN
Start
Data Bits 5 −8
Parity
Stop
SAMPLE
CLOCK
INTRPT
(RDR/LSI)
DISTR, DISTR
(RD RBR/LSR)
td13
90%
10%
td14
90%
Active
Figure 4. Receiver Timing Waveforms
SOUT
10%
Start
Data Bits
INTRPT
(THRE) _10%
td17
DOSTR
(WR THR)
90%
td15
90%
90%
td18
50%
td17
90%
DISTR (RD IIR)
Parity
Stop 50% Start
90%
td16
50%
td19
90%
Figure 5. Transmitter Timing Waveforms
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