mcf5253 Freescale Semiconductor, Inc, mcf5253 Datasheet - Page 15

• Manufacturer Part Number: mcf5253
• Description: Mcf5253 Coldfire? Microprocessor Data Sheet
• Manufacturer: Freescale Semiconductor, Inc

Figure 3
Table 11
Freescale Semiconductor
and
shows the clock timing parameters.
Table 11
Signals shown in
relationship between signals is implied or intended.
C5
C6
C7
C8
ID
–
–
provide the clock timing diagram and timing parameters.
PSTCLK
MCF5253 ColdFire Processor Data Sheet: Technical Data, Rev. 4
CRIN Frequency with external oscillator
CRIN Frequency with internal oscillator
PSTCLK cycle time
PSTCLK duty cycle
BCLK cycle time
BCLK duty cycle
CRIN
BCLK
Figure 3
Table 11. Clock Timing Parameters
Figure 3. Clock Timing Definition
Characteristic
are in relation to the SYSCLK clock. No
C8
NOTE
C6
C7
C5
C8
C6
140 MHz CPU
5.00
14.0
Min
40
35
5
7
33.86
16.94
Max
60
65
–
–
Units
MHz
MHz
ns
ns
%
%
Electrical Specifications
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