DM74ALS640AWM

DM81LS95A Fairchild Semiconductor 3-STATE Octal Buffer DM74S74 Fairchild Semiconductor Dual Positive-Edge-Triggered D Flip-Flops with Preset, Clear, and Complementary Outputs DM74S74M Fairchild Semiconductor Dual Positive-Edge-Triggered D Flip-Flops with Preset, Clear, and Complementary Outputs DM74S74N Fairchild Semiconductor Dual Positive-Edge-Triggered D Flip-Flops with Preset, Clear, and Complementary Outputs DM74S51 Fairchild Semiconductor Dual 2-Wide 2-Input AND-OR-INVERT Gate DM74S51N Fairchild Semiconductor Dual 2-Wide 2-Input AND-OR-INVERT Gate DM74S40 Fairchild Semiconductor Dual 4-Input NAND Buffer DM74S40N Fairchild Semiconductor Dual 4-Input NAND Buffer