BUY DM74LS03M https://www.utsource.net/itm/p/344956.html

Description: Quad 2-Input NAND Gate Features: High-Performance Silicon-Gate CMOS Low Power Consumption High Noise Immunity Fanout of 10 LSTTL Loads Outputs Directly Interface to CMOS, NMOS and TTL Operating Voltage Range of 3 to 18V Low Input Current of 1μA Maximum Input Current of 10μA at 18V and 25°C Maximum Output Current of 8mA Maximum Propagation Delay Time of 8ns at 5V and 10ns at 10V Maximum Output Skew of 4ns Power Dissipation of 500mW Application: The DM74LS03M is a quad 2-input NAND gate that is ideal for use in digital logic circuits. It is capable of driving up to 10 LSTTL loads and can be used to interface with CMOS, NMOS, and TTL logic. It is suitable for use in a variety of applications such as logic gates, flip-flops, counters, and shift registers. (For reference only)