This is one of the TTL types.
Part Number: DM74LS00
Function: Quad 2-Input NAND Gate
Package: DIP 14 Pin
Manufacturer: Fairchild Semiconductor
This is Quad 2-Input NAND Gates.
This device contains four independent gates each of which performs the logic NAND function.
1. Alternate Military/Aerospace device (54LS00) is available. Contact a Fairchild Semiconductor Sales Office/Distributor for specifications.
Other data sheets are available within the file:
DM7400CW, DM7400M, DM7400N, DM74AS00MX, DM74AS00N, 74LS00, 7400