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PPC440EP 数据表(PDF) 63 Page - Applied Micro Circuits Corporation |
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PPC440EP 数据表(HTML) 63 Page - Applied Micro Circuits Corporation |
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63 / 84 page ![]() AMCC Proprietary 63 440EP – PPC440EP Embedded Processor Data Sheet Revision 1.26 – April 25, 2007 The heat sinks are manufactured by: Alpha Novatech, Inc. (www.alphanovatech.com) 473 Sapena Court, #12 Santa Clara, CA 95054 Phone: 408-567-8082 Test Conditions Clock timing and switching characteristics are specified in accordance with operating conditions shown in the table “Recommended DC Operating Conditions.” AC specifications are characterized with VDD =1.5V, TJ = +125 °C and a 50pF test load as shown in the figure to the right. Figure 4. Timing Waveform Table 14. Clocking Specifications Symbol Parameter Min Max Units SysClk Input FC Frequency 33.33 66.66 MHz TC Period 15 30 ns TCS Edge stability (cycle-to-cycle jitter) – ±0.15 ns TCH High time 40% of nominal period 60% of nominal period ns TCL Low time 40% of nominal period 60% of nominal period ns Note: Input slew rate ≥ 1V/ns MemClkOut and PLB Clock FC Frequency 100 133.33 MHz TC Period 7.5 10 ns TCH High time 45% of nominal period 55% of nominal period ns PLL VCO FC Frequency 600 1334 MHz TC Period 0.7496 1.66 ns MAL Clock FC Frequency 45 83.33 MHz TC Period 12 22.2 ns Output Pin 50pF TCL TCH TC |
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