mc9s08sg4 Freescale Semiconductor, Inc, mc9s08sg4 Datasheet - Page 302

• Manufacturer Part Number: mc9s08sg4
• Description: 8-bit Microcontroller Family
• Manufacturer: Freescale Semiconductor, Inc

Appendix A Electrical Characteristics
A.12.2
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
Num
1
2
3
4
5
TPM/MTIM Module Timing
—
—
—
—
—
C
External clock frequency (1/t
External clock period
External clock high time
External clock low time
Input capture pulse width
TCLK
TPMCHn
TPMCHn
Figure A-12. Timer Input Capture Pulse
MC9S08SG8 MCU Series Data Sheet, Rev. 3
Rating
Figure A-11. Timer External Clock
Table A-14. TPM Input Timing
TCLK
t
)
clkh
t
t
ICPW
ICPW
t
TCLK
Symbol
f
t
t
ICPW
TCLK
TCLK
t
t
clkh
clkl
t
clkl
Min
1.5
1.5
1.5
dc
4
f
Bus
Max
Freescale Semiconductor
—
—
—
—
/4
MHz
Unit
t
t
t
t
cyc
cyc
cyc
cyc