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74s124

Abstract: FD179X WD1691 WD2143 74LS08 function table WD179X 74LS04 INVERTER
Text: WESTERN C O R P O R A D IG IT A L T I O N WD1691 Floppy Support Logic F.S.L FEATURES GENERAL DESCRIPTION • • • • • • • • • The WD1691 F.S.L. has been designed to minimize the external logic required to interface the 179X Family of Floppy Disk Controllers to a drive. W ith the