CD4521

DM74LS20N SYC Electronica Dual 4-Input NAND Gate DM74LS20M SYC Electronica Dual 4-Input NAND Gate DM74LS193N SYC Electronica Synchronous 4-Bit Binary Counter with Dual Clock DM74LS193M SYC Electronica Synchronous 4-Bit Binary Counter with Dual Clock DM74LS05SJ SYC Electronica Hex Inverters with Open-Collector Outputs DM74LS05M SYC Electronica Hex Inverters with Open-Collector Outputs DM74LS05N SYC Electronica Hex Inverters with Open-Collector Outputs DL4934 SYC Electronica 1 Amp Glass Passivated, Fast Recovery Rectifier 50 to 600 Volts