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MPC8610EC датащи(PDF) 32 Page - Freescale Semiconductor, Inc |
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MPC8610EC датащи(HTML) 32 Page - Freescale Semiconductor, Inc |
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32 / 96 page ![]() MPC8610 Integrated Host Processor Hardware Specifications, Rev. 0 Electrical Characteristics Freescale Semiconductor 32 Figure 6 shows the DDR SDRAM output timing diagram. Figure 6. DDR SDRAM Output Timing Diagram Figure 7 provides the AC test load for the DDR bus. Figure 7. DDR AC Test Load 2.7 Local Bus This section describes the DC and AC electrical specifications for the local bus interface of the MPC8610. 2.7.1 Local Bus DC Electrical Characteristics Table 23 provides the DC electrical characteristics for the local bus interface operating at BVDD =3.3 V. Table 23. Local Bus DC Electrical Characteristics (BVDD = 3.3 V) Parameter Symbol Min Max Unit High-level input voltage VIH 2BVDD + 0.3 V Low-level input voltage VIL –0.3 0.8 V Input current (VIN 1 = 0 V or V IN = BVDD)IIN —±5 μA High-level output voltage (BVDD = min, IOH = –2 mA) VOH BVDD – 0.2 — V ADDR/CMD tDDKHAS ,tDDKHCS tDDKHMH tDDKLDS tDDKHDS MDQ[x] MDQS[n] MCK[n] MCK[n] tMCK tDDKLDX tDDKHDX D1 D0 tDDKHAX ,tDDKHCX Write A0 NOOP tDDKHME tDDKHMP Output Z0 = 50 Ω RL = 50 Ω GVDD/2 |
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