MC9S08GW64 Datasheet, PDF (25/38 Pages) Freescale Semiconductor, Inc – Covers: MC9S08GW64 and MC9S08GW32

Electrical Characteristics
t_IHIL
IRQ/KBIPx
IRQ/KBIPx
t_ILIH
Figure 17. IRQ/KBIPx Timing
3.10.2 Timer (TPM/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 14. TPM Input Timing
No. C
Function
1
D External clock frequency
2
D External clock period
3
D External clock high time
4
D External clock low time
5
D Input capture pulse width
Symbol
Min
f_TCLK
0
t_TCLK
4
t_clkh
1.5
t_clkl
1.5
t_ICPW
1.5
Max
f_Bus/4
—
—
—
—
Unit
Hz
t_cyc
t_cyc
t_cyc
t_cyc
t_clkh
t_TCLK
TCLK
t_clkl
Figure 18. Timer External Clock
FTMCHn
t_ICPW
FTMCHn
t_ICPW
MC9S08GW64 Series MCU Data Sheet, Rev. 1
Freescale Semiconductor
PRELIMINARY-SUBJECT TO CHANGE WITHOUT NOTICE
25