KGL4201

DATA SHEET O K I G a A s P R O D U C T S 10-Gbps GaAs Family High-Speed Optical Communications System April 1999 s s ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– CONTENTS 10-GHz GaAs Family .........................................................................................................................1 KGL4201 10-GHz 8:1 Multiplexer ............................................................................................................................. 3 KGL4202 10-GHz 1:8 Demultiplexer ........................................................................................................................ 7 GHDD4411 EX-OR Circuit.......................................................................................................................................... 11 GHDD4414 Decision Circuit with Phase Detector ...................................................................................................... 15 Oki Semiconductor 10-GHz GaAs Family High-Speed Optical Communications Systems INTRODUCTION Oki’s 10-GHz logic devices are manufactured using a 0.2-µm, ion-implanted process, which is similar to Oki’s familiar 0.5-µm telecommunications process. However, the 0.2-µm process uses a phase-shifting edge line (PEL) masking method for gate fabrication. Gold-based, three-level metal interconnections are used for high density and shorter wiring paths. Layers 1 and 2 are signal lines. Layer 3, which is fo...