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CDP1855CE bảng dữ liệu(PDF) 13 Page - Intersil Corporation |
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CDP1855CE bảng dữ liệu(HTML) 13 Page - Intersil Corporation |
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13 / 15 page ![]() 4-59 Dynamic Electrical Specifications At TA = -40 to +85oC, VDD ±5%, tR, tF = 20ns, VIH = 0.7VDD, VIL = 0.3VDD, CL = 100pF (See Figure 8) (NOTE 1) PARAMETER VDD (V) LIMITS UNITS CDP1855 CDP1855C MIN (NOTE 2) TYP MAX MIN (NOTE 2) TYP MAX WRITE CYCLE Minimum Clear Pulse Width tCLR 5 - 50 75 - 50 75 ns 10 - 25 40 - - - ns Minimum Write Pulse Width tWW 5 - 150 225 - 150 225 ns 10 - 75 115 - - - ns Minimum Data-In-Setup tDSU 5 - -75 0 - -75 0 ns 10 - -40 0 - - - ns Minimum Data-In-Hold tDH 5 - 50 75 - 50 75 ns 10 - 25 40 - - - ns Minimum Address to Write Setup tASU 5 - 50 75 - 50 75 ns 10 - 25 40 - - - ns Minimum Address after Write Hold tAH 5 - 50 75 - 50 75 ns 10 - 25 40 - - - ns NOTES: 1. Maximum limits of minimum characteristics are the values above which all devices function. 2. Typical values are for TA = 25 oC and nominal voltages. Dynamic Electrical Specifications At TA = -40 to +85oC, VDD ±5%, tR, tF = 20ns, VIH = 0.7VDD, VIL = 0.3VDD, CL = 100pF (See Figure 9) (NOTE 1) PARAMETER VDD (V) LIMITS UNITS CDP1855 CDP1855C MIN (NOTE 2) TYP MAX MIN (NOTE 2) TYP MAX READ CYCLE CE to Data Out Active tCDO 5 - 200 300 - 200 300 ns 10 - 100 150 - - - ns CE to Data Access tCA 5 - 300 450 - 300 450 ns 10 - 150 225 - - - ns Address to Data Access tAA 5 - 300 450 - 300 450 ns 10 - 150 225 - - - ns Data Out Hold after CE tDOH 5 50 150 225 50 150 225 ns 10 25 75 115 - - - ns Data Out Hold after Read tDOH 5 50 150 225 50 150 225 ns 10 25 75 115 - - - ns Read to Data Out Active tRDO 5 - 200 300 - 200 300 ns 10 - 100 150 - - - ns Read to Data Access tRA 5 - 200 300 - 200 300 ns 10 - 100 150 - - - ns CDP1855, CDP1855C |
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