Welcome to Futurlec. The ELECTRONIC COMPONENTS Superstore. To find the component your looking for, either search by Part Number or visit the relative department. Need Help. DATA BOOKS ECG Semiconductor Master Replacement Guide This book is a wealth of information. Listing performance specifications for many different transistors, diodes, SCR's and IC's. Together with pin-out's of thousands of integrated circuits. A replacement guide also lists thousands of devices enabling an equivalent to be found quickly. Features • Detailed Performance Specifications • Integrated Circuit Pin-out's for 4000 series, 74 series and special function IC's. • Thousand's of devices identified and their equivalents. Order Now for USD$14.95