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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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MPC8315ECVRAGDA датащи(PDF) 33 Page - Freescale Semiconductor, Inc |
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MPC8315ECVRAGDA датащи(HTML) 33 Page - Freescale Semiconductor, Inc |
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33 / 112 page  MPC8315E PowerQUICC™ II Pro Processor Hardware Specifications, Rev. 0 Freescale Semiconductor 33 Ethernet: Three-Speed Ethernet, MII Management Figure 17 shows the MII management AC timing diagram. Figure 17. MII Management Interface Timing Diagram 9.4 1588 Timer Specifications This section describes the DC and AC electrical specifications for the 1588 timer. 9.4.1 1588 Timer DC Specifications Table 33 provides the 1588 timer DC specifications. 9.4.2 1588 Timer AC Specifications Table 33 provides the 1588 timer AC specifications. Table 32. GPIO DC Electrical Characteristics Characteristic Symbol Condition Min Max Unit Output high voltage VOH IOH = –8.0 mA 2.4 — V Output low voltage VOL IOL = 8.0 mA — 0.5 V Output low voltage VOL IOL = 3.2 mA — 0.4 V Input high voltage VIH — 2.0 NVDD + 0.3 V Input low voltage VIL — –0.3 0.8 V Input current IIN 0 V ≤ VIN ≤ NVDD — ± 5 μA Table 33. 1588 Timer AC Specifications Parameter Symbol Min Max Unit Notes Timer clock cycle time tTMRCK 070 MHz 1 Input setup to timer clock tTMRCKS ——— 2, 3 Input hold from timer clock tTMRCKH ——— 2, 3 MDC tMDDXKH tMDC tMDCH tMDCR tMDCF tMDDVKH tMDKHDX MDIO MDIO (Input) (Output) |
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