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DS8024-RJX+ 数据表(PDF) 3 Page - Maxim Integrated Products |
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DS8024-RJX+ 数据表(HTML) 3 Page - Maxim Integrated Products |
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3 / 15 page ![]() Smart Card Interface 3 RECOMMENDED DC OPERATING CONDITIONS (continued) (VDD = +3.3V, VDDA = +5.0V, TA = +25°C, unless otherwise noted.) (Note 1) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS RST PIN Output Low Voltage VOL_RST1 IOL_RST = 1mA 0 0.3 V Card-Inactive Mode Output Current IOL_RST1 VO_LRST = 0V 0 -1 mA Output Low Voltage VOL_RST2 IOL_RST = 200μA 0 0.3 V Output High Voltage VOH_RST2 IOH_RST = -200μA VCC - 0.5 VCC V Rise Time tR_RST CL = 30pF (Note 3) 0.1 μs Fall Time tF_RST CL = 30pF (Note 3) 0.1 μs Shutdown Current Threshold IRST(SD) -20 mA Current Limitation IRST(LIMIT) -20 +20 mA Card-Active Mode RSTIN to RST Delay tD(RSTIN-RST) 2 μs CLK PIN Output Low Voltage VOL_CLK1 IOLCLK = 1mA 0 0.3 V Card-Inactive Mode Output Current IOL_CLK1 VOLCLK = 0V 0 -1 mA Output Low Voltage VOL_CLK2 IOLCLK = 200μA 0 0.3 V Output High Voltage VOH_CLK2 IOHCLK = -200μA VCC - 0.5 VCC V Rise Time tR_CLK CL = 30pF (Note 3) 8 ns Fall Time tF_CLK CL = 30pF (Note 3) 8 ns Current Limitation ICLK(LIMIT) -70 +70 mA Clock Frequency fCLK Operational (Note 3) 0 10 MHz Duty Factor CL = 30pF (Note 3) 45 55 % Card-Active Mode Slew Rate SR CL = 30pF (Note 3) 0.2 V/ns VCC PIN Output Low Voltage VCC1 ICC = 1mA 0 0.3 V Card-Inactive Mode Output Current ICC1 VCC = 0V 0 -1 mA ICC(5V) < 80mA 4.75 5.00 5.25 ICC(3V) < 65mA 2.78 3.00 3.22 5V card: current pulses of 40nC with I < 200mA, t < 400ns, f < 20MHz (Note 3) 4.6 5.4 Output Low Voltage VCC2 3V card: current pulses of 24nC with I < 200mA, t < 400ns, f < 20MHz (Note 3) 2.75 3.25 V VCC(5V) = 0 to 5V -80 Output Current ICC2 VCC(3V) = 0 to 3V -65 mA Shutdown Current Threshold ICC(SD) 120 mA Card-Active Mode Slew Rate VCCSR Up/down, C < 300nF 0.05 0.16 0.22 V/μs |
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