Two low-power optical data transmission ASICs for the ATLAS Liquid Argon Calorimeter readout upgrade

Le Xiao, Wei Zhou, Quan Sun, Binwei Deng, Datao Gong, Di Guo, Huiqin He, Suen Hou, Chonghan Liu, Tiankuan Liu, James Thomas, Jian Wang, Annie C. Xiang, Dongxu Yang, Jingbo Ye, Xiandong Zhao

Research output: Contribution to journalReview articlepeer-review

1 Scopus citations

Abstract

A serializer ASIC and a VCSEL driver ASIC are needed for the ATLAS liquid argon calorimeter readout phase-I upgrade. The baseline ASICs are the serializer LOCx2 and the VCSEL driver LOCld, designed in a 0.25-μm Silicon-on-Sapphire (SoS) CMOS technology. Based on a 130-nm CMOS technology, we design two pin-to-pin-compatible backup ASICs, LOCx2-130 and LOCld-130. Their power consumptions are much lower then their counterparts. We present the design of LOCx2-130 and LOCld-130. The test results of LOCx2-130 are also presented.

Keywords

  • Digital electronic circuits
  • Front-end electronics for detector readout
  • Trigger concepts and systems (hardware and software)

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