DEMO9S08LIN Freescale, DEMO9S08LIN Datasheet - Page 343

• Manufacturer Part Number: DEMO9S08LIN
• Manufacturer: Freescale

Specifications of DEMO9S08LIN

• Lead Free Status / RoHS Status: Compliant

A.10.2
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.
Freescale Semiconductor
Timer/PWM (TPM) Module Timing
External clock frequency
External clock period
External clock high time
External clock low time
Input capture pulse width
TPMxCHn
Function
MC9S08LC60 Series Data Sheet: Technical Data, Rev. 4
TPMxCHn
TPMxCHn
Figure A-16. Timer Input Capture Pulse
IRQ
Figure A-15. Timer External Clock
Table A-14. TPM Input Timing
Figure A-14. IRQ Timing
t
clkh
Symbol
f
t
TPMext
TPMext
t
ICPW
t
t
clkh
clkl
t
t
ICPW
ICPW
t
ILIH
t
Text
t
clkl
Min
1.5
1.5
1.5
dc
4
Appendix A Electrical Characteristics
f
Max
Bus
—
—
—
—
/4
MHz
Unit
t
t
t
t
cyc
cyc
cyc
cyc
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