BUY 74HC03A https://www.utsource.net/itm/p/1271117.html
Description: Quad 2-Input NAND Gate
Features:
High-speed operation
Low power dissipation
High noise immunity
Inputs accept voltages up to 5.5V
Outputs source/sink 24mA
Complies with JEDEC standard No. 7A
ESD protection:
Human body model > 2000V
Machine model > 200V
Pin compatible with 74LS00
Applications:
Logic gating
Clock generation
Pulse generation
Frequency dividers
Address decoding
Data routing
(For reference only)