EMC front-end Electronics Valerio Bocci INFN sezione di Roma Isola d’Elba General Meeting 30 May- 5 June , 2010 A. Papi, C. Cecchi, P. Lubrano (INFN Perugia) V.Bocci,G. Chiodi, R.Faccini,R.Lunadei,L. Recchia,D. Ruggieri, (INFN Roma) Elba SuperB General Meeting 30 May- 5 Jume Valerio Bocci 1

SuperB EMC structure BaBar Crystals are radiation damaged. Need replacement SuperB EMC Barrel = BaBar EMC Barrel 5760 CsI(Tl) Crystals SuperB EMC Forward = 4400 Lyso Crystals Elba SuperB General Meeting 30 May- 5 Jume Valerio Bocci 2 2

Front End main design choise Barrel read-out: Pin diode (Babar structure constraint) Forward readout:Pin Diode or APD under test Charge preamplifier + 2 range gain 12 bits digitalizazion + 1 bit range Special range for calibration purpose Elba SuperB General Meeting 30 May- 5 Jume Valerio Bocci

EMC 5 Channel readout protoype Crystals Mechanics Ranges Lvds 5 Shaper Range Board VFE Board Differential ADC Board 5 5 ranges analog Coded PIN Or APD ADC CLK I2c VME Elba SuperB General Meeting 30 May- 5 Jume Valerio Bocci

EMC 5 Channel readout protoype (single ended ADC) Crystals Mechanics Ranges Lvds 5 5 Diff2Single Single Ended ADC Board Shaper Range Board VFE Board 5 5 ranges analog Coded PIN Or APD ADC CLK I2c VME Elba SuperB General Meeting 30 May- 5 Jume Valerio Bocci

VME ranges shaper board HV CSP Buffer Diff or SE DRV EMC VFE Board 5 CSP Channels Enable to mount: Cremat, Hamamatsu, Home Made CSP HV distribution CSP Buffer Diff or SE DRV CSP Buffer Diff or SE DRV CSP Buffer Diff or SE DRV CSP Buffer Diff or SE DRV Annecy SuperB XII General Meeting March 15-19, 2010 Valerio Bocci

Three Type of CSP under evaluation Cremat 1.4 V/pC Hamamatsu 1 V/pC Homemade 1 V/pC Elba SuperB General Meeting 30 May- 5 Jume Valerio Bocci

LABE Made Charge preamplifier charge sensitive preamplifier in radeka configuration and push pull output Luigi Recchia & Antonio Papi simulation and optimization. Home made in LABE (Electronic LAboratory) in Rome. Elba SuperB General Meeting 30 May- 5 Jume Valerio Bocci

Very Front End Board EMC VFE Board 4 Layers 5 CSP Channels Enable to mount: Cremat,Hamamatsu,Home Made CSP HV distribution Mounted on crystals Interface with EMC range Board 24 May 2010 in production Estimated delivery time for test 7 June week Elba SuperB General Meeting 30 May- 5 Jume Valerio Bocci

VME ranges shaper board X5 Channels Analog Rcv from FE x.5 CR200 Analog Diff Output Signal out 1bit range LVDS x32 CR200 ADC CLK Switch Logic Switch_Ctrl Cmp_stretch DAC Thr Setting ProAsic3 FPGA Range info Analog Coded Fast Comparator I2c Elba SuperB General Meeting 30 May- 5 Jume Valerio Bocci

EMC Range Board EMC Range Board 8 Layers VME size 5 Channels Analog Differential input 5 Channles Analog Differtial output 1 Main clock input Long line I2c control input Range info analog coded Lvds output for Range bit 24 May 2010 in production Estimated delivery time for test 14 June week. Elba SuperB General Meeting 30 May- 5 Jume Valerio Bocci

Differential2Singleended Board Utility board to convert differential signals to Single Ended signals. Four layer PCB 5 channel Diff to SE DRV Diff to SE DRV Diff to SE DRV Diff to SE DRV Diff to SE DRV 24 May 2010 in production Estimated delivery time for test 7 June week Elba SuperB General Meeting 30 May- 5 Jume Valerio Bocci

Conclusion There are three boards in production VFE boards comes the 7 June must be tested and integrated with mechanics The support Se2diff board come in the same week permit to use single ended ADC Range Shaping Board is coming 14-18 june need to be programmed and tested Annecy SuperB XII General Meeting March 15-19, 2010 Valerio Bocci