MC9S08JM16 Datasheet, PDF (364/386 Pages) Freescale Semiconductor, Inc – Microcontrollers

Appendix A Electrical Characteristics
RESET PIN
t_extrst
Figure A-6. Reset Timing
t_IHIL
IRQ/KBIPx
IRQ/KBIPx
t_ILIH
Figure A-7. IRQ/KBIPx Timing
A.12.2 Timer/PWM (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 A-13. TPM Input Timing
NUM
1
2
3
4
5
C
Function
— External clock frequency
— External clock period
D External clock high time
D External clock low time
D Input capture pulse width
Symbol
Min
f_TPMext
DC
t_TPMext
4
t_clkh
1.5
t_clkl
1.5
t_ICPW
1.5
Max
f_Bus/4
—
—
—
—
Unit
MHz
t_cyc
t_cyc
t_cyc
t_cyc
t_clkh
t_TPMext
TPMxCLK
t_clkl
Figure A-8. Timer External Clock
MC9S08JM16 Series Data Sheet, Rev. 2
364
Freescale Semiconductor