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DS2016 数据表(PDF) 4 Page - Dallas Semiconductor |
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DS2016 数据表(HTML) 4 Page - Dallas Semiconductor |
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4 / 9 page ![]() DS2016 4 of 9 +3-VOLT OPERATION RECOMMENDED DC OPERATING CONDITIONS (TA = -40°C to +85°C) PARAMETER SYMBOL MIN TYP MAX UNITS NOTES Power Supply Voltage VCC 2.7 3.0 3.5 V Input High Voltage VIH 2.0 VCC + 0.3 V Input Low Voltage VIL -0.3 0.6 V Data Retention Voltage VDR 2.0 3.5 V DC CHARACTERISTICS (TA = -40°C to +85°C; VCC = 2.7V to 3.5V) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Input Leakage Current IIL 0V ≤ V IN ≤ V CC ±0.1 µA I/O Leakage Current ILO CE =VIH, 0V ≤V IO ≤V CC ±0.5 µA Output High Current IOH VOH = 2.2V -0.5 mA Output Low Current IOL VOL = 0.4V 4.0 mA Standby Current ICCS1 CE = 2.0V 0.1 mA Standby Current ICCS2 CE ≥V CC-0.3V TA=60°C 500 nA Standby Current ICCS2 CE ≥V CC-0.3V TA=25°C 50 nA Operating Current ICCO CE =0.6V min cycle 25 mA AC CHARACTERISTICS READ CYCLE (TA = -40°C to +85°C; VCC = 2.7V to 3.5V) PARAMETER SYMBOL MIN TYP MAX UNITS NOTES Read Cycle Time tRC 250 ns Access Time tACC 250 ns OE to Output Valid tOE 120 ns CE to Output Valid tCO 250 ns CE or OE to Output Active tCOE 15 ns Output High-Z from Deselection tOD 5 100 ns Output Hold from Address Change tOH 15 ns |
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