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CDP1882CEX Datasheet(PDF) 5 Page - Intersil Corporation |
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CDP1882CEX Datasheet(HTML) 5 Page - Intersil Corporation |
5 / 8 page 4-5 PROPAGATION DELAY TIMES Chip Enable to Chip Select tCECS 5 - 75 150 - 75 150 ns 10 - 45 100 - - - ns MRD or MRW to Chip Select (Note 3) tMCS 5 - 75 150 - 75 150 ns 10 - 40 100 - - - ns CLOCK to Chip Select tCLCS 5 - 100 175 - 100 175 ns 10 - 65 125 - - - ns CLOCK to Address tCLA 5 - 100 175 - 100 175 ns 10 - 65 125 - - - ns Memory Address to Chip Select tMACS 5 - 100 175 - 100 175 ns 10 - 75 125 - - - ns Memory Address to Address tMAA 5 - 80 125 - 80 125 ns 10 - 40 60 - - - ns NOTES: 1. Typical values are for TA = 25 oC. 2. Maximum limits of minimum characteristics are the values above which all devices function. 3. For CDP1881C type only. Dynamic Electrical Specifications at TA = -40oC to +85oC, VDD ± 5%, tR, tF = 20ns, VIH = 0.7 VDD, VIL = 0.3 VDD, CL = 100pF, (See Figure 1) (Continued) PARAMETER VDD (V) CDP1882 CDP1881C, CDP1882C UNITS MIN (NOTE 1) TYP (NOTE 2) MAX MIN (NOTE 1) TYP (NOTE 2) MAX FIGURE 3. TIMING WAVEFORMS CE CS0, CS1, CS2, CS3 MRD OR MWR CS0, CS1, CS2, CS3 MA0 - MA5 CLOCK A8 - A11 VALID CHIP ENABLE tCECS (A) CHIP ENABLE TO CHIP SELECT PROPAGATION DELAY (B) MRD OR MWR TO CHIP SELECT PROPAGATION DELAY (CDP1881C ONLY) tMCS tMACL tCLMA tCLCL tCLCS tCLA (C) MEMORY ADDRESS SETUP AND HOLD TIME tCECS tMCS tMACS tMACS tMAA tMAA CS0, CS1, CS2, CS3 CDP1881C, CDP1882, CDP1882C |
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