74LS Series
- Texas Instruments SN74LS244, This is the Texas Instruments SN74LS244 octal buffers/line driver with tri-state outputs IC from the 74LS family. This is part of a range of low power Schottky devices offering the same speed as standard TTL but at a fifth of the power consumption. Texas Instruments SN74LS244 Octal Buffers/ Line Driver with 3 State Outputs DIP20