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DS8113-RNG+ Fiches technique(PDF) 4 Page - Maxim Integrated Products |
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DS8113-RNG+ Fiches technique(HTML) 4 Page - Maxim Integrated Products |
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4 / 17 page ![]() Smart Card Interface 4 _______________________________________________________________________________________ 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 65mA < ICC(5V) < 80mA 4.55 5.00 5.25 ICC(5V) < 65mA 4.75 5.00 5.25 ICC(3V) < 65mA 2.78 3.00 3.22 ICC(1.8V) < 30mA 1.65 1.80 1.95 5V card; current pulses of 40nC with I < 200mA, t < 400ns, f < 20MHz 4.6 5.4 3V card; current pulses of 24nC with I < 200mA, t < 400ns, f < 20MHz 2.75 3.25 Output Low Voltage VCC2 1.8V card; current pulses of 12nC with I < 200mA, t < 400ns, f < 20MHz 1.62 1.98 V VCC(5V) = 0 to 5V -80 VCC(3V) = 0 to 3V -65 Output Current ICC2 VCC(1.8V) = 0 to 1.8V -30 mA Shutdown Current Threshold ICC(SD) 120 mA Card-Active Mode Slew Rate VCCSR Up/down; C < 300nF (Note 5) 0.05 0.16 0.22 V/µs DATA LINES (I/O AND I/OIN) I/O I/OIN Falling Edge Delay tD(IO-IOIN) 200 ns Pullup Pulse Active Time tPU 100 ns Maximum Frequency fIOMAX 1 MHz Input Capacitance CI 10 pF I/O, AUX1, AUX2 PINS Output Low Voltage VOL_IO1 IOL_IO = 1mA 0 0.3 V Output Current IOL_IO1 VOL_IO = 0V 0 -1 mA Card-Inactive Mode Internal Pullup Resistor RPU_IO To VCC 9 11 19 k Output Low Voltage VOL_IO2 IOL_IO = 1mA 0 0.3 V IOH_IO = < -20µA 0.8 x VCC VCC Output High Voltage VOH_IO2 IOH_IO = < -40µA (3V/5V) 0.75 x VCC VCC V Output Rise/Fall Time tOT CL = 30pF 0.1 µs Input Low Voltage VIL_IO -0.3 +0.8 Input High Voltage VIH_IO 1.5 VCC V Input Low Current IIL_IO VIL_IO = 0V 600 µA Input High Current IIH_IO VIH_IO = VCC 20 µA Input Rise/Fall Time tIT 1.2 µs Current Limitation IIO(LIMIT) CL = 30pF -15 +15 mA Card-Active Mode Current When Pullup Active IPU CL = 80pF, VOH = 0.9 x VDD -1 mA |
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