74LS273 Integrated Circuit TTL - CASE: DIP20 MAKE: Texas Instruments

74LS181 Integrated Circuit TTL - CASE: DIP24 MAKE: Texas Instruments

74LS90 SMD Integrated Circuit TTL - CASE: SMD MAKE: Texas Instruments

74LS373 Integrated Circuit TTL - CASE: DIP20 MAKE: Texas Instruments

74LS322 Integrated Circuit TTL - CASE: DIP20 MAKE: Texas Instruments

74LS374 Integrated Circuit TTL - CASE: DIP20 MAKE: Texas Instruments

74LS377 Integrated Circuit TTL - CASE: DIP20 MAKE: Texas Instruments

74LS221 Integrated Circuit TTL - CASE: DIP16 MAKE: Texas Instruments