UM3488/UM3491 +3.3V Low Power,±15kV ESD-Protec.
UM3491 - Melody Generator
I pner-rrurrr.rrnv ----------l uM3497 I Melody Generator With f-1 Accompaniment i Features r 3V operatingvoltageforspeakerapplication. r 1 0 2 4 - .UM3491 - RS-422 Transceivers
UM3488/UM3491 +3.3V Low Power,±15kV ESD-Protected, Fail-Safe, RS-422 Transceivers UM3488EESA SOP8 UM3488EEPA DIP8 UM3491EESE SOP14 UM3491EEPE DIP14 .