PPC440EP-3PBFFFCX AMCC [Applied Micro Circuits Corporation], PPC440EP-3PBFFFCX Datasheet - Page 66

• Manufacturer Part Number: PPC440EP-3PBFFFCX
• Description: Power PC 440EP Embedded Processor
• Manufacturer: AMCC [Applied Micro Circuits Corporation]

Table 15. Peripheral Interface Clock Timings (Continued)
Figure 5. Input Setup and Hold Waveform
Figure 6. Output Delay and Float Timing Waveform
66
Revision 1.26 – April 25, 2007
TmrClk input frequency
TmrClk period
TmrClk input high time
TmrClk input low time
Notes:
1. T
Outputs
Float (High-Z)
Clock
Clock
Inputs
mum OPB clock frequency is 66.66 MHz.
OPB
Low (Drive)
High (Drive)
Data Sheet
is the period in ns of the OPB clock. The internal OPB clock runs at 1/2 the frequency of the PLB clock. The maxi-
T
T
OV
OH
max
min
Parameter
T
IS
min
Valid
T
T
OV
OH
40% of nominal period
40% of nominal period
Valid
max
min
440EP – PPC440EP Embedded Processor
Min
10
–
T
IH
min
60% of nominal period
60% of nominal period
Max
100
–
Valid
T
T
OV
OH
max
min
Units
MHz
ns
ns
ns
AMCC Proprietary
Notes