IRMCK341

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© 2007 International Rectifier

25

7.9

UART AC Timing

TXD

RXD

Data and Parity Bit

Start Bit

Stop Bit

Figure 15

UART AC Timing

Unless specified, Ta = 25˚C.

Symbol

Parameter

Min

Typ

Max

Unit

Baud Rate Period

-

57600

-

bit/sec

UART sampling filter

-

1/16

-

Table 17.

UART AC Timing

Note:

(1) Each bit including start and stop bit is sampled three times at center of a bit at an interval