Roma SDD Group S. Di LibertoM.A. Mazzoni

F. MeddiG.M. Urciuoli

A.Ruggeri (techn.)S.Sestito (techn.)

ALICE - Silicon Drift DetectorRoma “CL100 Clean Room”

TheThe Probe StationProbe Station CASCADE MICROTECH REL-6100CASCADE MICROTECH REL-6100connected to Logic Analyzer AGILENT 16702B AGILENT 16702B ( S/W: LABVIEW LABVIEW ))

Power SuppliesLogic Analyzer System

LVDS/CMOSPROBE CARD

Image on the Probe St. screen

Pasc/AmPasc/Am88”” wafer wafer

AMBRAAMBRA PASCALPASCALSDD - FrontEnd chips

Probe Cards

AMBRAAMBRA PASCALPASCALSDD - FrontEnd chips

Probe Cards

The Pascal validation program running display

Summary of the ROMA-SDD activity for the Ambra/PascalSummary of the ROMA-SDD activity for the Ambra/Pascal chips validation ( february 2005 - november 2006 ) chips validation ( february 2005 - november 2006 )

PASCALPASCAL 4883 4330 341 212 89 7 4 34

AMBRAAMBRA 4597 3608 392 597 78 9 13 32

MEAS GOODGOOD GREY BAD(%%) (%) (%)MEAS

GOOD

MEAS

GREY

MEAS

BAD N. of halfWAFERSWAFERS

1 Wafer : 127127 Pascal + 113113 Ambra GOOD

mean

08.22080

4330

)(#

)(#!=

needed

GoodPASCAL73.1

2080

3608

)(#

)(#!=

needed

GoodAMBRA

a SDD module: a Silicon Drift chamber equipped with 4 + 4 Pascal/Ambra pairs

Inner Tracker System ( ITS ) Mechanics Support

The The Probe StationProbe Station CASCADE MICROTECH REL-6100 CASCADE MICROTECH REL-6100 in the CL100 RoomCL100 Roomequipped with Logic Analyzer AGILENT 16702B AGILENT 16702B and S/W LABVIEWLABVIEW

Power SuppliesLogic Analyzer System

LVDS/CMOSPROBE CARD

ITS - 6 Layers ( 2 SPD + 2 SDD + 2 SSD ) Support inner outer

SPD = Sil. PixelSDD = Sil. DriftSSD = Sil. Strip

SDD - Layer 4 ( 22 Ladders )

1 Ladder = 8 Modules

SDD Readout Electronics

SDD – Layers 3 and 4 Cables

SDD ( Layers 3 and 4 ) inside SSD ( Layers 5 and 6 )

SDD groups: Italy ( AL, BO, RM , TO, TS ),Czech Rep., Russia, Ukraine

SDD integrated inside ITS february 2007

ALICE Pit : work in progress

ITS getting down / 1

ITS getting down / 2

ITS integrated inside ALICE March 2007