First line: str 457 PLCC18 BROTHANEK COMPONENTS GMBH Datenblatt Artikelnr. Suitable development experiments with different package types. adapters could connected with pin-headers number different prototyping boards with 2.54mm Hole spacing. connection between prototyping board Adapter will made with headers. MAbstract: .. PLCC18 10 7x5 18 1.27. PLCC20 10 7x7 20 1.27. EPROM-FLASH 5 12x9 32 1.27. Material : Epoxy FR4 , 1.5 mm. Size : 124 x 100 mm. Hole spacing : 2.54 mm. Trace : Refer to picture. Hole diameter : 1.0 mm. Surface : 35 .. Tags: PLCC18str 4579505PLCC18 PLCC20