SN74LS398D Datasheet - Motorola

SN74LS398D QUAD 2-PORT REGISTER

The SN54 / 74LS398 and SN54 / 74LS399 are high-speed Quad 2-Port Registers. They select four bits of data from two sources (Ports) under the control of a common Select Input (S). The selected data is transferred to a 4-Bit Output Register synchronous with the LOW-to-HIGH transition of the Clock in- .

SN74LS398D Features

* both Q and Q inputs, while the SN54/ 74LS399 has only Q outputs. SN54/74LS398 SN54/74LS399 QUAD 2-PORT REGISTER LOW POWER SCHOTTKY

* Select From Two Data Sources Fully Positive Edge-Triggered Operation Both True and Complemented Outputs on SN54/ 74LS398 Inpu

SN74LS398D_MotorolaInc.pdf