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PPC405EP 数据表(PDF) 41 Page - Applied Micro Circuits Corporation |
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PPC405EP 数据表(HTML) 41 Page - Applied Micro Circuits Corporation |
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41 / 50 page  PPC405EP – PowerPC 405EP Embedded Processor Revision 1.07 – September 10, 2007 AMCC 41 Data Sheet Figure 4. Clocking Waveform Table 12. Clocking Specifications Symbol Parameter Min Max Units CPU PFC Processor clock frequency 133.33, 200, 266.66, or 333.33 MHz PTC Processor clock period 7.5, 5, 3.75 or 3 ns SysClk Input SCFC Frequency 25 100 MHz SCTC Period 10 40 ns SCTCS Edge stability (phase jitter, cycle to cycle) – ±0.15 ns SCTCH Input high time 40% of nominal period 60% of nominal period ns SCTCL Input low time 40% of nominal period 60% of nominal period ns Note: Input slew rate > 2V/ns MemClkOut Output MCOFC Frequency PLBFC MHz MCOTC Period 1/PLBFC ns MCOTCS Edge stability (phase jitter, cycle to cycle) – ±0.2 ns MCOTCH Output high time 45% of nominal period 55% of nominal period ns MCOTCL Output low time 45% of nominal period 55% of nominal period ns TrcClk Output TCFC Clock output frequency PFC/2 MHz TCTC Clock period PTCx2 ns TCTCS Clock edge stability (phase jitter, cycle to cycle) ± 0.2 ns TCTCH Clock output high time 45% of nominal period 55% of nominal period ns TCTCL Clock output low time 45% of nominal period 55% of nominal period ns Other Clocks VCOFC VCO frequency @ PFC = 133, 200, or 266MHz 500 1000 MHz VCOFC VCO frequency @ PFC = 333MHz 500 1333 MHz PLBFC PLB frequency @ PFC = 266.66MHz 66.66 133.33 MHz PLBFC PLB frequency @ PFC = 333.33MHz 55.55 111.11 MHz PLBFC PLB frequency @ PFC = 200MHz 50 100 MHz OPBFC OPB frequency @ PFC = 133.33MHz 8.33 66.66 MHz OPBFC OPB frequency @ PFC = 266.66MHz 16.66 66.66 MHz OPBFC OPB frequency @ PFC = 333.33MHz 13.87 55.55 MHz OPBFC OPB frequency @ PFC = 200MHz 12.5 50 MHz TCL TCH TC 2.0V 1.5V 0.8V |
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