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DM74LS193M Datasheet(PDF) 4 Page - Fairchild Semiconductor |
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DM74LS193M Datasheet(HTML) 4 Page - Fairchild Semiconductor |
4 / 7 page www.fairchildsemi.com 4 Absolute Maximum Ratings(Note 1) Note 1: The “Absolute Maximum Ratings” are those values beyond which the safety of the device cannot be guaranteed. The device should not be operated at these limits. The parametric values defined in the Electrical Characteristics tables are not guaranteed at the absolute maximum ratings. The “Recommended Operating Conditions” table will define the conditions for actual device operation. Recommended Operating Conditions Note 2: CL = 15 pF, RL = 2 kΩ, IA = 25°C and VCC = 5V. Note 3: CL = 50 pF, RL = 2 kΩ, IA = 25°C and VCC = 5V. Note 4: TA = 25°C and VCC = 5V. DC Electrical Characteristics Note 5: All typicals are at VCC = 5V, TA = 25°C. Note 6: Not more than one output should be shorted at a time, and the duration should not exceed one second. Note 7: ICC is measured with all outputs open, CLEAR and LOAD inputs grounded, and all other inputs at 4.5V. Operating Free Air Temperature Range −0°C to +70°C Supply Voltage 7V Input Voltage 7V Storage Temperature Range −65°C to +125°C Symbol Parameter Min Nom Max Units VCC Supply Voltage 4.75 5 5.25 V VIH HIGH Level Input Voltage 2 V VIL LOW Level Input Voltage 0.8 V IOH HIGH Level Output Current −0.4 mA IOL LOW Level Output Current 8 mA fCLK Clock Frequency (Note 2) 0 25 MHz Clock Frequency (Note 3) tW Pulse Width of any Input (Note 4) 20 ns tSU Data Setup Time (Note 4) 20 ns tH Data Hold Time (Note 4) 0 ns tEN Enable Time to Clock (Note 4) 40 ns TA Free Air Operating Temperature 0 70 °C Symbol Parameter Conditions Min Typ Max Units (Note 5) VI Input Clamp Voltage VCC = Min, II = −18 mA −1.5 V VOH HIGH Level Output VCC = Min, IOH = Max 2.5 3.4 V Voltage VIL = Max, VIH = Min 2.7 3.4 VOL LOW Level Output VCC = Min, IOL = Max 0.25 0.4 Voltage VIL = Max, VIH = Min 0.35 0.5 V IOL = 4mA, VCC = Min 0.25 0.4 II Input Current @ Max Input Voltage VCC = Max, VI = 7V 0.1 mA IIH HIGH Level Input Current VCC = Max, VI = 2.7V 20 µA IIL LOW Level Input Current VCC = Max, VI = 0.4V −0.4 mA IOS Short Circuit VCC = Max −20 −100 mA Output Current (Note 6) −20 −100 ICC Supply Current VCC = Max (Note 7) 19 34 mA |
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