National CP3BT26 User Manual
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250
CP3BT26
30.9
I/O PORT TIMING
Figure 115.
I/O Port Timing
Table 86
I/O Port Signals
Symbol Figure
Description
Reference
Min (ns)
Max (ns)
I/O Port Input Signals
t
IS
Input Setup Time
Before Rising Edge (RE)
on System Clock
on System Clock
-
t
IH
Input Hold Time
After RE on System Clock
-
I/O Port Output Signals
t
COv1
Output Valid Time
After RE on System Clock
-
t
OF
Output Floating Time
After RE on System Clock
-
CLK
1
1
1
2
2
2
1
1
1
2
2
2
PORTS B, C (input)
PORTS B, C (output)
t
IS
t
COv1
t
lH
t
COv1
t
OF
DS100