GR >> 74F189SC 
190288
74F189SC
Fairchild/ON Semiconductor
Quantity 18650
Packaging IC RAM 64BIT 27NS 16SOIC
Description original&Quality new original
206598
74F189SC
Fairchild Semiconductor
Quantity 20000
Packaging IC RAM 64BIT 27NS 16SOIC
Description original&Quality new original