HD74HC21FP-ER HD74HC21FP-TL HD74HC21FPD-EL HD74HC21FPEL HD74HC21FPEL-E HD74HC21FPER HD74HC21FPTL HD74HC21P HD74HC21P-E HD74HC21P-E-Q HD74HC21P-Q HD74HC21PNBSP HD74HC221 HD74HC221FP HD74HC221FP(EL) HD74HC221FPEL HD74HC221FPTR HD74HC221P HD74HC237FP HD74HC237FPEL HD74HC237FPEL-E HD74HC237FPELE HD74HC237P HD74HC238 HD74HC238BP HD74HC238FP HD74HC238FP-E HD74HC238FPEL HD74HC238FPER HD74HC238FPTR HD74HC238P HD74HC238P-E HD74HC240 HD74HC240F HD74HC240FEL HD74HC240FP HD74HC240FP-E HD74HC240FP-EL HD74HC240FPEL HD74HC240FPEL(PB) HD74HC240FPTR HD74HC240FPV HD74HC240FPVEL HD74HC240P HD74HC240P-E HD74HC240PNBSP HD74HC240PV HD74HC240PV-E-Q HD74HC240PV-Q HD74HC240RPEL HD74HC240RPV HD74HC240T HD74HC240TNEL HD74HC240TVEL HD74HC241FPEL HD74HC241FPEL-E HD74HC241FPTL HD74HC241FPVEL HD74HC241FVEL HD74HC241P HD74HC241PV HD74HC242P HD74HC243FP HD74HC243FPEL HD74HC243P HD74HC244 HD74HC244AFL1 HD74HC244AFP HD74HC244AP HD74HC244ARPEL HD74HC244D HD74HC244EPVEL HD74HC244F HD74HC244FP HD74HC244FP-E HD74HC244FP-EL HD74HC244FPEL HD74HC244FPEL(RENESAS) HD74HC244FPEL-E HD74HC244FPLH HD74HC244FPTL HD74HC244FPTR HD74HC244FPV HD74HC244FPVEL HD74HC244N HD74HC244NS HD74HC244P HD74HC244P(DIP) HD74HC244P- HD74HC244PNBSP HD74HC244PV HD74HC244PV-E-Q