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DS2016 数据表(PDF) 3 Page - Dallas Semiconductor |
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DS2016 数据表(HTML) 3 Page - Dallas Semiconductor |
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3 / 9 page ![]() DS2016 3 of 9 AC CHARACTERISTICS READ CYCLE (TA= -40°C to +85°C; VCC = 5V ± 10%) DS2016-100 DS2016-150 PARAMETER SYMBOL MIN TYP MAX MIN TYP MAX UNITS NOTES Read Cycle Time tRC 100 150 ns Access Time tACC 100 150 ns OE to Output Valid tOE 50 70 ns CE to Output Valid tCO 100 150 ns CE or OE to Output Active tCOE 5 5 ns Output High-Z from Deselection tOD 5 35 10 60 ns Output Hold from Address Change tOH 5 10 ns AC CHARACTERISTICS WRITE CYCLE (TA= -40°C to +85°C; VCC = 5V ± 10%) DS2016-100 DS2016-150 PARAMETER SYMBOL MIN TYP MAX MIN TYP MAX UNITS NOTES Write Cycle Time tWC 100 150 ns Write Pulse Width tWP 75 120 ns Address Setup Time tAW 0 0 ns Write Recovery Time tWR 10 10 ns Output High-Z from WE tODW 35 70 ns Output Active from WE tOEW 5 5 ns Data Setup Time tDS 40 60 ns Data Hold Time tDH 0 0 ns DATA RETENTION CHARACTERISTICS (TA = -40°C to +85°C) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Data Retention Supply Voltage VDR CE ≥ V CC - 0.5V 2.0 5.5 V Data Retention Current at 5.5V ICCR1 CE ≥ V CC - 0.5V 0.1* 1 µA Data Retention Current at 2.0V ICCR2 CE ≥ V CC - 0.5V 50* 750 nA Chip Deselect to Data Retention tCDR 0 µs Recovery Time tR 2 ms * Typical values are at 25°C |
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