MC9S08PA16 Datasheet, PDF (15/33 Pages) Freescale Semiconductor, Inc – MC9S08PA16 Series

Symbol
t_s
t_h
Switching specifications
Table 6. Debug trace operating behaviors (continued)
Description
Data setup
Data hold
Min.
Max.
Unit
3
—
ns
2
—
ns
Figure 7. TRACE_CLKOUT specifications
TRACE_CLKOUT
TRACE_D[3:0]
Ts
Th
Ts
Th
Figure 8. Trace data specifications
5.2.3 FTM module timing
Synchronizer circuits determine the shortest input pulses that can be recognized or the
fastest clock that can be used as the optional external source to the timer counter. These
synchronizers operate from the current bus rate clock.
Table 7. FTM input timing
No.
C
Function
Symbol
Min
Max
Unit
1
D
External clock
f_TCLK
0
f_Bus/4
Hz
frequency
2
D
External clock
t_TCLK
4
—
t_cyc
period
3
D
External clock
t_clkh
1.5
—
t_cyc
high time
4
D
External clock
t_clkl
1.5
—
t_cyc
low time
5
D
Input capture
t_ICPW
1.5
—
t_cyc
pulse width
MC9S08PA16 Series Data Sheet, Rev. 1, 10/9/2012.
Freescale Semiconductor, Inc.
15