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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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H8S/2218 数据表(PDF) 717 Page - Renesas Technology Corp |
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H8S/2218 数据表(HTML) 717 Page - Renesas Technology Corp |
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717 / 750 page  Section 22 Electrical Characteristics Rev.6.00 Jun. 03, 2008 Page 669 of 698 REJ09B0074-0600 Condition A Condition B Condition C, D Test Item Symbol Min. Max. Min. Max. Min. Max. Unit Conditions Read data access time 3 tACC3 — 2.0 × t cyc – 90 — 2.0 × t cyc – 65 — 2.0 × t cyc – 40 ns Figures 22.7, 22.10 Read data access time 4 tACC4 — 2.5 × t cyc – 90 — 2.5 × t cyc – 65 — 2.5 × t cyc – 35 ns Read data access time 5 tACC5 — 3.0 × t cyc – 90 — 3.0 × t cyc – 65 — 3.0 × t cyc – 40 ns Figure 22.8 WR delay time 1 tWRD1 — 90 — 50 — 20 ns Figure 22.8 WR delay time 2 tWRD2 — 90 — 50 — 25 ns Figures 22.7, 22.8 WR pulse width 1 tWSW1 1.0 × t cyc – 60 — 1.0 × t cyc – 30 — 1.0 × t cyc – 20 — ns Figure 22.7 WR pulse width 2 tWSW2 1.5 × t cyc – 60 — 1.5 × t cyc – 30 — 1.5 × t cyc – 20 — ns Figure 22.8 Write data delay time tWDD — 100 — 50 — 30 ns Figures 22.7, 22.8 Write data setup time tWDS 0.5 × t cyc – 80 — 0.5 × t cyc – 30 — 0.5 × t cyc – 20 — ns Figure 22.8 Write data hold time tWDH 0.5 × t cyc – 60 — 0.5 × t cyc – 15 — 0.5 × t cyc – 10 — ns Figures 22.7, 22.8 WAIT setup time tWTS 90 — 50 — 25 — ns WAIT hold time tWTH 10 — 10 — 5 — ns Figure 22.9 BREQ setup time tBRQS 90 — 50 — 25 — ns Figure 22.11 BACK delay time tBACD — 90 — 50 — 35 ns Bus-floating time tBZD — 160 — 80 — 50 ns |
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