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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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H8/3028F 数据表(PDF) 696 Page - Renesas Technology Corp |
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H8/3028F 数据表(HTML) 696 Page - Renesas Technology Corp |
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696 / 923 page  Rev. 2.00, 09/03, page 666 of 890 Table 21.15 Bus Timing Conditions: VCC = 3.0 V to 3.6 V, AVCC = 3.0 V to 3.6 V, VREF = 3.0 V to AVCC, VSS = AVSS = 0 V, Ta = –20°C to +75°C (regular specifications), Ta = –40°C to +85°C (wide-range specifications) Condition f = 2 M to 25 MHz Item Symbol Min Max Unit Test Conditions Address delay time tAD —25 ns Address hold time tAH 0.5 tcyc – 20 — ns Read strobe delay time tRSD —25 ns Address strobe delay time tASD —25 ns Write strobe delay time tWSD —25 ns Strobe delay time tSD —25 ns Figure 21.11, figure 21.12, figure 21.14, figure 21.15 Write strobe pulse width 1 tWSW1 1.0 tcyc – 25 — ns Write strobe pulse width 2 tWSW2 1.5 tcyc – 25 — ns Address setup time 1 tAS1 0.5 tcyc – 20 — ns Address setup time 2 tAS2 1.0 tcyc – 20 — ns Read data setup time tRDS 25 — ns Read data hold time tRDH 0— ns Write data delay time tWDD —35 ns Write data setup time 1 tWDS1 1.0 tcyc – 30 — ns Write data setup time 2 tWDS2 2.0 tcyc – 30 — ns Write data hold time tWDH 0.5 tcyc – 15 — ns Read data access time 1 tACC1 — 2.0 tcyc – 45 ns Read data access time 2 tACC2 — 3.0 tcyc – 45 ns Read data access time 3 tACC3 — 1.5 tcyc – 45 ns Read data access time 4 tACC4 — 2.5 tcyc – 45 ns Precharge time 1 tPCH1 1.0 tcyc – 20 — ns Precharge time 2 tPCH2 0.5 tcyc – 20 — ns Wait setup time tWTS 25 — ns Figure 21.13 Wait hold time tWTH 5— ns |
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