DM74AS646WM

DM74LS221M Fairchild Semiconductor Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs DM74LS194A Fairchild Semiconductor 4-Bit Bidirectional Universal Shift Register DM74LS194 Fairchild Semiconductor 4-Bit Bidirectional Universal Shift Register DM74LS193 Fairchild Semiconductor Synchronous 4-Bit Binary Counter with Dual Clock DM74LS191N Fairchild Semiconductor Synchronous 4-Bit Up/Down Counter with Mode Control DM74LS191M Fairchild Semiconductor Synchronous 4-Bit Up/Down Counter with Mode Control DM74LS191 Fairchild Semiconductor Synchronous 4-Bit Up/Down Counter with Mode Control DM74LS193N Fairchild Semiconductor Synchronous 4-Bit Binary Counter with Dual Clock