74F398SC NSC [National Semiconductor], 74F398SC Datasheet
74F398SC
Related parts for 74F398SC
74F398SC Summary of contents
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... The selected data enters the flip- flops on the rising edge of the clock The ’F399 is the 16-pin version of the ’F398 with only the Q outputs of the flip-flops available Commercial Military 74F398PC 54F398DM (Note 2) 74F398SC (Note 1) 54F398FM (Note 2) 54F398LM (Note 2) 74F399PC 54F399DM (Note 2) 74F399SC (Note 1) 74F399SJ (Note 1) 54F399FM (Note 2) ...
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Connection Diagrams (Continued) Logic Symbols ’F398 ’F399 Unit Loading Fan Out Pin Names Description S Common Select Input CP Clock Pulse Input (Active Rising Edge) I –I Data Inputs from Source –I Data Inputs from Source ...
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Functional Description The ’F398 and ’F399 are high-speed quad 2-port registers They select four bits of data from either of two sources (Ports) under control of a common Select input (S) The selected data is transferred to a 4-bit output ...
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Absolute Maximum Ratings If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications Storage Temperature b Ambient Temperature under Bias b Junction Temperature under Bias b Plastic b V Pin Potential ...
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AC Electrical Characteristics Symbol Parameter Min f Input Clock Frequency 100 max t Propagation Delay 3 0 PLH PHL ’F398 Operating Requirements Symbol Parameter t (H) Setup Time ...
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Ordering Information The device number is used to form part of a simplified purchasing code where the package type and temperature range are defined as follows Temperature Range Family 74F Commercial e 54F Military e Device Type Package Code P ...
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Physical Dimensions inches (millimeters) 20-Lead Ceramic Leadless Chip Carrier (L) 20-Lead Ceramic Dual-In-Line Package (D) NS Package Number E20A NS Package Number J20A 7 ...
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Physical Dimensions inches (millimeters) (Continued) 20-Lead (0 300 Wide) Molded Small Outline Package JEDEC (S) 20-Lead (0 300 Wide) Molded Small Outline Package EIAJ (SJ) NS Package Number M20B NS Package Number M20D 8 ...
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Physical Dimensions inches (millimeters) (Continued) 20-Lead (0 300 Wide) Molded Dual-In-Line Package (P) NS Package Number N20A 9 ...
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Physical Dimensions inches (millimeters) (Continued) LIFE SUPPORT POLICY NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF NATIONAL SEMICONDUCTOR CORPORATION As used herein 1 ...