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

74LS145 Integrated Circuit TTL - CASE: DIP16 MAKE: Texas Instruments

74LS243 SMD Integrated Circuit TTL - CASE: SMD MAKE: Texas Instruments

74LS154 Integrated Circuit TTL - CASE: DIP24 MAKE: Texas Instruments

74LS91 Integrated Circuit TTL - CASE: Standard MAKE: Texas Instruments

74LS40 Integrated Circuit TTL - CASE: Standard MAKE: Texas Instruments

74LS248 Integrated Circuit TTL - CASE: Standard MAKE: Texas Instruments

74LS47 Integrated Circuit TTL - CASE: DIP16 MAKE: Texas Instruments