SN74S280N
Rochester Electronics
MC10H160PG
QS74FCT1280BTSO
COM8136T-041P
COM8116T-7P
COM8136T-P
N82S62N
COM8116-6CD
COM8116ITP
DM93S62N
54F280DC
CY74FCT480ATQCT
QS74FCT521DTSO
QS74FCT521CTZ
SNJ54F280BJ
54F280FMQB
AY-5-8126T-006
AY-5-8146T
AY-5-8136/J
QS74FCT2521CTP