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74F399

Quad 2-Port Register

74F399 Features

* Y Select inputs from two data sources Y Fully positive edge-triggered operation Y Both true and complement outputs ’F398 Y Guaranteed 4000V minimum ESD protection ’F399 Commercial 74F398PC 74F398SC (Note 1) 74F399PC 74F399SC (Note 1) 74F399SJ (Note 1) Military 54F398DM (Note 2) 54F398FM (Note 2)

74F399 General Description

The ’F398 and ’F399 are the logical equivalents of a quad 2-input multiplexer feeding into four edge-triggered flipflops A common Select input determines which of the two 4-bit words is accepted The selected data enters the flipflops on the rising edge of the clock The ’F399 is the 16-pin version of.

74F399 Datasheet (Direct Link)

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Datasheet Details

Part number:

74F399

Manufacturer:

National Semiconductor

File Size:

Direct Link

Description:

Quad 2-port register.

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TAGS

74F399 Quad 2-Port Register National Semiconductor

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