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DM74LS181N Arkusz danych(PDF) 2 Page - National Semiconductor (TI) |
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DM74LS181N Arkusz danych(HTML) 2 Page - National Semiconductor (TI) |
2 / 10 page Absolute Maximum Ratings (Note) Supply Voltage 7V Input Voltage 7V Operating Free Air Temperature Range DM74LS 0 Cto a70 C Storage Temperature Range b 65 Cto a150 C Note The ‘‘Absolute Maximum Ratings’’ are those values beyond which the safety of the device cannot be guaran- teed The device should not be operated at these limits The parametric values defined in the ‘‘Electrical Characteristics’’ table are not guaranteed at the absolute maximum ratings The ‘‘Recommended Operating Conditions’’ table will define the conditions for actual device operation Recommended Operating Conditions Symbol Parameter DM54LS181 DM74LS181 Units Min Max Min Nom Max VCC Supply Voltage 45 55 475 5 525 V VIH High Level Input Voltage 2 2 V VIL Low Level Input Voltage 07 08 V IOH High Level Output Current b 04 b 04 mA IOL Low Level Output Current 4 8 mA TA Free Air Operating Temperature b 55 125 0 70 C Electrical Characteristics over recommended operating free air temperature range (unless otherwise noted) Symbol Parameter Conditions Min Typ Max Units (Note 1) VI Input Clamp Voltage VCC e Min II eb18 mA b 15 V VOH High Level Output VCC e Min IOH e Max DM54 25 V Voltage VIL e Max DM74 27 VOL Low Level Output VCC e Min IOL e Max DM54 04 V Voltage VIH e Min DM74 035 05 IOL e 4 mA VCC e Min DM74 025 04 II Input Current Max VCC e Max VI e 7V M input 01 Input Voltage VI e 10V (DM54) An Bn 03 mA Sn 04 Cn 05 IIH High Level Input Current VCC e Max VI e 27V M input 20 An Bn 60 m A Sn 80 Cn 100 IIL Low Level Input Current VCC e Max VI e 04V M input b 04 An Bn b 12 mA Sn b 16 Cn b 20 IOS Short Circuit VCC e Max b 20 b 100 mA Output Current (Note 2) ICC Supply Current VCC e Max Bn Cn e GND DM54 35 mA Sn M An e 45V DM74 37 Note 1 All typicals are at VCC e 5V TA e 25 C Note 2 Not more than one output should be shorted at a time and the duration should not exceed one second 2 |
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