Y74LS257
74LS257 QUAD 2-INPUT MULTIPLEXER 3-STATE
Y74LS258
74LS258 QUAD 2-INPUT MULTIPLEXER 3-STATE INVERTER
Y74LS259
74LS259 8- BIT ADDRESSABLE LATCH
Y74LS260
74LS260 DUAL 5-INPUT NOR GATE
Y74LS266
74LS266 QUAD EXCLUSIVE NOR GATE WITH OPEN COLLECTOR
Y74LS273
74LS273 OCTAL D-TYPE FLIP-FLOP
Y74LS279
74LS279 QUAD S-R LATCH
Y74LS280
74LS280 9-BIT ODD / EVEN PARITY GENERATOR / CHECKER
Y74LS283
74LS283 4-BIT BINARY FULL ADDER WITH CARRY
Y74LS290
74LS290 DECADE COUNTER
Y74LS293
74LS293 4-BIT BINARY COUNTER
Y74LS298
74LS298 QUAD 2-INPUT MULTIPLEXER WITH STORAGE
Y74LS301
74LS301 256 x 1-BIT TTL RAM
Y74LS320
74LS320 CRYSTAL-CONTROLLED OSCILLATOR
Y74LS323
74LS323 8-BIT UNIVERSAL SHIFT / STORAGE REGISTER
Y74LS347
74LS347 BCD TO 7-SEGMENT DECODER / DRIVER
Y74LS352
74LS352 DUAL 4-TO-1-LINE DATA SELECTOR / MULTIPLEXER
Y74LS353
74LS353 DUAL 4-TO-1-LINE SELECTOR / MULTIPLEXER - INVERTED OUTPUT