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DM7439 Datasheet(PDF) 2 Page - National Semiconductor (TI) |
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DM7439 Datasheet(HTML) 2 Page - National Semiconductor (TI) |
2 / 4 page Absolute Maximum Ratings (Note) If MilitaryAerospace specified devices are required please contact the National Semiconductor Sales OfficeDistributors for availability and specifications Supply Voltage 7V Input Voltage 55V Operating Free Air Temperature Range DM74 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 DM7439 Units Min Nom Max VCC Supply Voltage 475 5 525 V VIH High Level Input Voltage 2 V VIL Low Level Input Voltage 08 V IOH High Level Output Current b 025 mA IOL Low Level Output Current 48 mA TA Free Air Operating Temperature 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 eb12 mA b 15 V VOH High Level Output Voltage VCC e Min IOH e 250 mA 24 34 V VIL e Max VOL Low Level Output Voltage VCC e Min IOL e 48 mA 02 04 VIH e 20V IOL e 60 mA 05 V IOL e 80 mA 06 II Input Current Max VCC e Max VI e 55V 1mA Input Voltage IIH High Level Input Current VCC e Max VI e 24V 40 m A IIL Low Level Input Current VCC e Max VI e 04V b 16 mA IOS Short Circuit VCC e Max (Note 2) b 18 b 57 mA Output Current ICCH Supply Current with VCC e Max 85 mA Outputs High ICCL Supply Current with VCC e Max 54 mA Outputs Low Switching Characteristics at VCC e 5V and TA e 25 C (See Section 1 for Test Waveforms and Output Load) Symbol Parameter Conditions Min Max Units tPLH Propagation Delay Time CL e 15 pF 22 ns Low to High Level Output RL e 400X tPHL Propagation Delay Time 18 ns High to Low Level Output 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 2 |
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