H23a1
http://www.alliedelec.com/catalog/catalogpages/550.pdf
IN ALLIED CATALOG INDICATES THE PART MAY BE SOURCED FROM FAIRCHILD
SEMICONDUCTOR. TRY THEM FOR DATA
SPENCE
K4KEP
IN ALLIED CATALOG INDICATES THE PART MAY BE SOURCED FROM FAIRCHILD
SEMICONDUCTOR. TRY THEM FOR DATA
SPENCE
K4KEP