替换型号
8210023443-872610002-01474LS14DC74LS14N74LS14PC901251-30901521-30AMX-3716C061850C74LS14PDM74LS14JDM74LS14WDN74LS14PEAOOO-17200ECG74LS14HD74LS14HD74LS14PHEPC74LS14PI61D4LS140LS14MB74LS14MB74LS14MN74LS14FNTE74LS14P61LS14**HPOSN74LS14NSN74LS14SN74LS14JSN74LS14JDSN74LS14JSSN74LS14NSN74LS14NDSN74LS14NST74LS14B1T74LS14BIVHIHD74LS14-1X420300140