- The I"A139 series consists of four independent precision voltage comparators designed specifically to operate from a single power supply. Operation from split power supplies is also possible and the low power supply current drain is independent of .

UA239

UA2311

UA2

UA2-3NJ

UA2-3NJ-L

UA2-3NJ-R

UA2-3NU

UA2-3NU-L

UA2-3NU-R

UA2-3NUN

UA2-3NUN-L

UA2-3NUN-R

UA2-3SNJ

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