74LS266 - Quad 2-Input Exclusive-NOR Gate
This device contains four independent gates each of which performs the logic exclusive-NOR function.
Outputs are open collector.
Ordering Code: Order Number DM74LS266M DM74LS266N Package Number M14A N14A Package Description 14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-120, 0.150 Narrow