Low Power Quad Differential Comparator 36V or ±18V 1,3uS DIP14. Cross Reference: A339 A75339 BM339 βM339 C339C CA0339 CMP04 DV339 LM239 LM339 LP339 NJM2901 NTE834 TA75339 TLC339 NTE987 NJM339 uPC339 uPC339G2.