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U74LVC244G-S20-R Datasheet(PDF) 4 Page - Unisonic Technologies |
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U74LVC244G-S20-R Datasheet(HTML) 4 Page - Unisonic Technologies |
4 / 6 page U74LVC244 CMOS IC UNISONICTECHNOLOGIESCO.,LTD 4 of 6 www.unisonic.com.tw QW-R502-245.C ELECTRICAL CHARACTERISTICS PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT VCC=1.65V to 3.6V, IOH=-100uA VCC-0.2 VCC=1.65V, IOH=-4mA 1.29 VCC=2.3V, IOH=-8mA 1.9 VCC=2.7V, IOH=-12mA 2.2 VCC=3V, IOH=-12mA 2.4 High-Level Output Voltage VOH VCC=3V, IOH=-24mA 2.3 V VCC=1.65V to 3.6V, IOH=100uA 0.1 VCC= 1.65V, IOH=4mA 0.24 VCC=2.3V, IOH=8mA 0.3 VCC=2.7V, IOH=12mA 0.4 Low-Level Output Voltage VOL VCC=3V, IOH=24mA 0.55 V Input Leakage Current II(LEAK) VCC=3.6V, VIN=5.5 V or GND ±1 uA Power OFF Leakage Current IOFF VCC=0V, VIN or VOUT=5.5V ±1 uA Output OFF-State Current IOZ VCC=3.6V, VOUT=0 or GND ±1 uA VCC=3.6V ,VIN=VCC or GND, IOUT=0 1 Quiescent Supply Current IQ VCC=3.6V ,3.6V≦VIN≦5.5V, IOUT=0 1 uA Additional Quiescent Supply Current ΔIQ VCC=2.7V to 3.6V, One input at VCC-0.6V,Other inputs at VCC or GND 500 uA Input Capacitance CI VCC=3.3V, VIN=VCC or GND 4 pF Output Capacitance CO VCC=3.3V, VOUT=VCC or GND 5.5 pF SWITCHING CHARACTERISTICS PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT VCC=1.5V 1 7 14.4 VCC=1.8V±0.15V 1 5.9 10.4 VCC=2.5V±0.2V 1 4.2 7.4 VCC=2.7V 1 4.2 6.7 From Input(A) to Output(Y) tpd VCC=3.3V±0.3V 1.5 3.9 5.7 ns VCC=1.5V 1 8.3 17.8 VCC=1.8V±0.15V 1 6.4 12.1 VCC=2.5V±0.2V 1 4.6 9.1 VCC=2.7V 1 5 8.4 From Input(OE) to Output(Y) ten VCC=3.3V±0.3V 1.5 4.5 7.4 ns VCC=1.5V 1 7.2 15.6 VCC=1.8V±0.15 V 1 5.8 11.6 VCC=2.5V±0.2V 1 3.7 7.3 VCC=2.7V 1 3.8 6.6 From Input(OE) to Output(Y) tdis VCC=3.3V±0.3V 1.5 3.8 6.3 ns OPERATING CHARACTERISTICS PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT OE=0, f=10MHz, VCC=1.8V 43 OE=0, f=10MHz, VCC=2.5V 43 OE=0, f=10MHz, VCC=3.3V 44 OE=1, f=10MHz, VCC=1.8V 1 OE=1, f=10MHz, VCC=2.5V 1 Power Dissipation Capacitance Cpd OE=1, f=10MHz, VCC=3.3V 2 pF |
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