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74F398 Datasheet Quad 2-port Register

Manufacturer: National

Overview: 54F 74F398  54F 74F399 Quad 2-Port Register May 1995 54F 74F398  54F 74F399 Quad 2-Port.

General Description

The ’F398 and ’F399 are the logical equivalents of a quad 2-input multiplexer feeding into four edge-triggered flipflops A mon 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 the ’F398 with only the Q outputs of the flip-flops available

Key Features

  • Y Y Y Y Select inputs from two data sources Fully positive edge-triggered operation Both true and complement outputs ’F398 Guaranteed 4000V minimum ESD protection ’F399 Commercial 74F398PC Military Package Number N20A Package.

74F398 Distributor