MC9S08LL16_10 Datasheet, PDF (31/44 Pages) Freescale Semiconductor, Inc – MC9S08LL16 Series

RESET PIN
t_extrst
Figure 17. Reset Timing
Electrical Characteristics
t_IHIL
IRQ/KBIPx
IRQ/KBIPx
t_ILIH
Figure 18. IRQ/KBIPx Timing
3.10.2 TPM 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. TP 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_TCLK
t_clkh
TCLK
t_clkl
Figure 19. Timer External Clock
MC9S08LL16 Series MCU Data Sheet, Rev. 6
Freescale Semiconductor
31