①原装盒子字体打印清晰，中间手指的指甲线条较细，非原装手指图案中间的线条稍粗；
②标签上美信的LOGO，“M”字下方三角形较立体，并且字母后面小字母标注类似TTA，非原装LOGO “M”字下方类似三角形，字母后面的小字母类似TM；
③原装胶盘上每个小孔内字体较暗，效果不会特别明显，非原装较强；
④原装带子保护膜呈乳白色，保护膜与芯片不会压的特别紧，非原装完呈透明状态；
⑤芯片上丝印字体大小均匀清晰，定位孔大小 一致，管脚无打磨，非原装打磨可能会较明显。
MAX236CWG MAX237CWG MAX238CNG MAX238CWG MAX241CAI MAX241CWI MAX253CSA MAX253ESA MAX306CWI MAX3082CPA MAX3082CSA MAX3082ESA
MAX3085CSA MAX3085EESA MAX3085ESA MAX3088CSA MAX313ESE MAX3185CWP MAX3221CAE MAX3221EAE MAX3221ECAE MAX3221EEAE MAX3222CAP
MAX3223CAP MAX3223ECAP MAX3232CPE MAX3232CSE MAX3232CSE+T MAX3232CUE MAX3232CWE MAX3232ECAE MAX3232EEAE MAX3232EPE MAX3232ESE
MAX3232ESE+T MAX3232EUE MAX3237EAI MAX3238CAI MAX3238EAI MAX3238ECAI MAX323CSA MAX3241CAI MAX3243CAI MAX3243EAI MAX3243ECAI
MAX3243EEAI MAX3244ECAI MAX3483ECSA MAX3483EESA MAX3485CSA MAX3485EESA MAX3485ESA MAX3488ESA MAX3490CSA MAX3490ESA MAX3491EESD
MAX3491ESD MAX3510EEP MAX391CSE MAX4016ESA MAX4126ESA MAX4172ESA MAX4172EUA MAX4451ESA MAX4525CUB MAX4544EUT-T MAX4684EUB
MAX471ESA MAX472CSA MAX481CPA MAX481CSA MAX481ESA MAX483 MAX483CPA MAX483CSA MAX483ECSA MAX483EESA MAX483ESA MAX485
MAX485CPA MAX485CSA MAX485ECPA MAX485ECSA MAX485EEPA MAX485EESA MAX485EPA MAX485ESA MAX485ESA+T MAX487 MAX487CPA MAX487CSA
MAX487ECPA MAX487ECSA MAX487EEPA MAX487EESA MAX487EPA MAX487ESA MAX488 MAX488CPA MAX488CSA MAX488EPA MAX488ESA MAX489CPD
MAX489CSD MAX489EPD MAX489ESD MAX490CPA MAX490CSA MAX490ECSA MAX490EESA MAX490EPA MAX490ESA MAX491CPD MAX491CSD MAX491ECSD
MAX491EPD MAX491ESD MAX492CSA MAX515ESA MAX522ESA MAX603CSA MAX603ESA MAX604CSA MAX604ESA MAX629ESA MAX660CPA MAX660CSA
MAX660ESA MAX662ACSA MAX6654MEE MAX6675ISA MAX667CSA MAX668EUB MAX680CSA MAX690ACSA MAX690AESA MAX690CPA MAX691ACSE
MAX691ACWE MAX691CPE MAX691CWE MAX691EWE MAX693CWE MAX695CWE MAX705CPA MAX705CSA MAX705EPA MAX705ESA MAX706 MAX706CPA
MAX706CSA MAX706EPA MAX706ESA MAX706PESA MAX706RCSA MAX706RESA MAX706SCSA MAX706SESA MAX706TCSA MAX706TESA MAX707CPA
MAX707CSA MAX707ESA MAX708CPA MAX708CSA MAX708RESA