DM54S194 Datasheet | National Semiconductor

DM54S194 DM74S194 4-Bit Bidirectional Universal Shift Registers June 1989 DM54S194 DM74S194 4-Bit Bidirectional Universal Shift Registers General Description These bidirectional shift registers are designed to incorporate virtually all of the Features a system designer may want in a shift register they feature parallel inputs parallel outputs right-shift and left-shift serial inputs operating-modecontrol inputs and a direct overriding clear line The register has four distinct modes of operation namely Parallel (broadside) load Shift right (in the direction QA toward QD) Shift left (in the direction QD toward QA) Inhibit clock (do nothing) Synchronous parallel loading is acplished by...