GR >> KA258DTF 
190932
KA258DTF
Fairchild/ON Semiconductor
Quantity 18650
Packaging IC OPAMP GP 8SOIC
Description original&Quality new original
204505
KA258DTF
Fairchild Semiconductor
Quantity 20000
Packaging IC OPAMP DUAL HIGH GAIN 8-SOP
Description original&Quality new original