Beetle - a readout chip for LHCb
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Beetle 1.5
Beetle 1.5 is the third of the three versions, submitted on the final Beetle engineering run in May 2004.It implements all features from Beetle 1.4 and has some furthermore modifications.
Detailed informations about the operation of Beetle 1.5 can be found in the common User Manual of Beetle 1.3, 1.4 and 1.5.
Pad layout of Beetle 1.5
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Beetle 1.5 pad-description specifies all Beetle pads, positions and pad types.
Quick summary of improvements on Beetle 1.5
- new separated analog power net for the comparator
- new layout of the pipeline
- modified multiplexer timing
- new test structures
Letzte Änderung: 18 Jun 2004