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| DM74ALS174 |
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 FAIRCHILD
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3 page 
3 www.fairchildsemi.com Absolute Maximum Ratings(Note 2) Note 2: 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 3: The symbol ↑ indicates that the rising edge of the clock is used as reference. Supply Voltage 7V Input Voltage 7V Operating Free Air Temperature Range 0 °C to +70°C Storage Temperature Range −65°C to +150°C Typical θ JA N Package 77.9 °C/W M Package 107.3 °C/W Symbol Parameter Min Nom Max Units VCC Supply Voltage 4.5 5 5.5 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 tW Pulse Width Clock 10 HIGH or LOW ns Clear LOW 10 tSETUP Setup Time (Note 3) Data Input 10 ↑ Clear 6 ↑ ns Inactive State tHOLD Data Hold Time (Note 3) 0 ↑ ns fCLOCK Clock Frequency 0 50 MHz TA Free Air Operating Temperature 0 70 °C |
