MC9S08AW60 FREESCALE [Freescale Semiconductor, Inc], MC9S08AW60 Datasheet - Page 302

• Manufacturer Part Number: MC9S08AW60
• Description: Microcontrollers
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Appendix A Electrical Characteristics and Timing Specifications
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.
302
Timer/PWM (TPM) Module Timing
External clock frequency
External clock period
External clock high time
External clock low time
Input capture pulse width
TPMxCLK
Function
TPMxCHn
TPMxCHn
Figure A-15. Timer Input Capture Pulse
Figure A-14. Timer External Clock
Table A-14. TPM Input Timing
MC9S08AW60 Data Sheet, Rev 2
t
clkh
Symbol
f
t
TPMext
TPMext
t
ICPW
t
t
t
t
clkh
clkl
ICPW
ICPW
t
TPMext
t
clkl
Min
1.5
1.5
1.5
dc
4
f
Max
Bus
—
—
—
—
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Freescale Semiconductor
Unit
t
t
t
t
Hz
cyc
cyc
cyc
cyc