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XC164CS датащи(PDF) 67 Page - Infineon Technologies AG |
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XC164CS датащи(HTML) 67 Page - Infineon Technologies AG |
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67 / 71 page ![]() XC164 Derivatives Timing Parameters Data Sheet 63 V2.1, 2003-06 Note: The shaded parameters have been verified by characterization. They are not 100% tested. Table 19 External Bus Cycle Timing (Operating Conditions apply) Parameter Symbol Limits Unit min. max. Output valid delay for: RD, WR(L/H) tc10 CC 113 ns Output valid delay for: A23 …A16, BHE, ALE tc11 CC -1 7 ns Output valid delay for: A15 …A0 (on PORT1) tc12 CC 116 ns Output valid delay for: A15 …A0 (on PORT0) tc13 CC 316 ns Output valid delay for: CS tc14 CC 114 ns Output valid delay for: D15 …D0 (write data, mux-mode) tc15 CC 317 ns Output valid delay for: D15 …D0 (write data, demux-mode) tc16 CC 317 ns Output hold time for: RD, WR(L/H) tc20 CC -3 3ns Output hold time for: A23 …A16, BHE, ALE tc21 CC 0 8ns Output hold time for: A15 …A0 (on PORT0) tc23 CC 1 13 ns Output hold time for: CS tc24 CC -3 3ns Output hold time for: D15 …D0 (write data) tc25 CC 1 13 ns Input setup time for: READY, D15 …D0 (read data) tc30 SR 24 – ns Input hold time READY, D15 …D0 (read data)1) tc31 SR -5 – ns 1) Read data are latched with the same (internal) clock edge that triggers the address change and the rising edge of RD. Therefore address changes before the end of RD have no impact on (demultiplexed) read cycles. Read data can be removed after the rising edge of RD. |
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