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This document discusses the specifications and simulations for the ACTAR front-end electronics, presented by Lolly Pollacco from CEA Saclay. It covers vital parameters including energy deposit measurements, particle dynamic range, stopping power in gas, channel density, and power consumption specifications. It also highlights the necessary inputs for project development, such as budget and manpower, and explores possible solutions involving various technologies like GASSIPLEX and ALTRO. Additionally, it delves into necessary electronic components and their operational characteristics.
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Front End ElectronicsforACTAR ACTAR Nov 05 Lolly Pollacco CEA Saclay
What Are Our Specs? - Simulation • Energy Deposit • Particle dynamic range – p U • Stopping of particle in gas • Pad density • … • Particle Multiplicity • Channels • Number of channels • Power consumption • … • External/Internal Trigger • On-Line processing • … What Are Our Inputs? • Budget • Manpower • Engineers – Electronics • Physicists - Simulations Definition of Project Simulations => Specs Human Resources ACTAR Nov 05 Lolly Pollacco CEA Saclay
Possible Soln • GASSIPLEX • DRIFT/SeD/MAYA – CERN • 16 cannels • T2K • Neutrino TPC • DSM/SEDI – Saclay • Can modify eventually & local experts • 64 channels • 2 msec • ALTRO • ALICE TPC Readout Chip • CERN • 16 channels • No dead-time • … ACTAR Nov 05 Lolly Pollacco CEA Saclay
T2K Specs ACTAR Nov 05 Lolly Pollacco CEA Saclay
T2K Chip components X724 Asic T2K 1 channel BUFFER SCA FILTER GAIN ADC CSA 512 cells Tpeak;Gain TEST SCA MANAGER SLOW CONTROL Stop CK Serial Interface Trigger CK In Test ACTAR Nov 05 Lolly Pollacco CEA Saclay
ALTRO • PA (PASA) +System Chip(ALTRO) • System chip • ADC + Correction + … • ADC 10 bits • 10 & 40 MHz • Operated at IPN Orsay and Saclay • Expensive • Power hungry (35 mW/channel) • It is built & it works ACTAR Nov 05 Lolly Pollacco CEA Saclay
STMicroelectronics TSA1001 ADC 10 – 40 Mhz, 11 bits ACTAR Nov 05 Lolly Pollacco CEA Saclay