... with .100 in. lead spacing and accomodates pin counts from 14 through 64 leads. Description ... pin,16 pin,18pin,20 pin,22 pin,24 pin,28 pin,32 pin,40 pin,42 pin,48 pin,56 pin,64 pin and 90 pin ... .For further information,you are welcome to contact us ... , you can send us the Reference NO or MTCN. 28 Pin Universal ZIF DIP IC ...