BCM20730 Data Sheet
Timing and AC Characteristics
Timing and AC Characteristics
In this section, use the numbers listed in the Reference column of each table to interpret the following timing
diagrams.
UART Timing
Table 18: UART Timing Specifications
Reference
Characteristics
Min
Max
Unit
1
Delay time, UART_CTS_N low to UART_TXD valid
–
24
Baud out
cycles
2
3
Setup time, UART_CTS_N high before midpoint of stop –
bit
10
2
ns
Delay time, midpoint of stop bit to UART_RTS_N high –
Baud out
cycles
Figure 12: UART Timing
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September 9, 2013 • 20730-DS108-R
Page 48
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