April 20, 2005
Super B Factory Workshop, Hawaii
Peter Križan, Ljubljana
Read-out electronics: ASIC under development
•Basic parameters for the ASIC (Rohm CMOS 0.35μm)
–Gain：5 [V/pC]
–Shaping time：0.15 [μs]
–VGA：1-16
–S/N     ：8 (@2000[e])
–Readout ：pipeline with shift register
–Package : 18 channels/chip
–Control : LVDS
–Power consumption : 5 m W/channel
•Detailed evaluation is under way.
□4.93[mm]
Preamp
Shaper
VGA
Comparator
Shift register