MC74F398 Datasheet (Motorola) - QUAD 2-PORT REGISTER

MC74F398, QUAD 2-PORT REGISTER

QUAD 2-PORT REGISTER The MC54/74F398 is the logical equivalent of a quad 2-input multiplexer feeding into four edge-triggered flip-flops.

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.

Select Inputs from Two Data Sources Fully Positive Edge-Triggered Operation Both True and Complement Outputs CONNECTION DIAGRAM (TOP VIEW) VCC Qd Qd I0d I1d I1c I0c Qc Qc CP 20 19 18 17