The HPAD-AGIPD AGIPD Detector for XFEL

Transcription

1 The HPAD-AGIPD AGIPD Detector for XFEL ve G I tegratig Detector U. Truk 1, H. Graafsma 1, M. Karagouis 2, H. Krüger 2, G. Potdevi 1, R. Mazzocco 2, B Schmitt 3 1 DESY/ 3 PSI/ 2 U-Bo/U-HH cosortium ve G I tegratig Detector Ulrich Truk - HPAD-AGIPD - Cosortium 2008 IEEE-NSS Dresde 1

2 Outlie The Europea XFEL Scietific Case Detector Requiremets HPAD-AGIPD AGIPD Detector HPAD-AGIPD AGIPD Readout ASIC Status & Outlook ve G I tegratig Detector Ulrich Truk - HPAD-AGIPD - Cosortium 2008 IEEE-NSS Dresde 2

3 The Europea XFEL Supercoductig liac drive SASE udulators ph/(s mm 2 mrad peak brilliace mrad 2 0.1%BW) 10 9 wrt. 3 rd ge. sychrotros 10 5 i av. brilliace Eγ=250eV 12keV 100fs pulse width 3000 Other FEL sources: LCLS, SCSS ve G I tegratig Detector Ulrich Truk - HPAD-AGIPD - Cosortium 2008 IEEE-NSS Dresde 3

4 Europea XFEL Time Structure 100 ms 100 ms 0.6 ms 99.4 ms 200 s X-ray photos <100 fs FEL process av.. Rate: 30kHz XFEL 120Hz LCLS 60Hz SCSS ve G I tegratig Detector Ulrich Truk - HPAD-AGIPD - Cosortium 2008 IEEE-NSS Dresde 4

5 Sigle Molecule Imagig Just before XFEL pulse X-ray Diffractio Patter Durig the pulse After pulse Hery Chapma, CFEL, Guillaume Potdevi, DESY Jaos Hajdu, Uppsala Uiversity ad Staford ve G I tegratig Detector Ulrich Truk - HPAD-AGIPD - Cosortium 2008 IEEE-NSS Dresde 5

6 XFEL Detector Requiremets Eergy keV No eergy resolutio High efficiecy (>0.8) High dose 1GGy/3a Low dead area <10% High dyamic rage XFEL Timig compliat Low oise (<1 ph) Low crosstalk Vacuum compatible Cetral hole PPX PPX CDI SPI XPCS E (kev) ΔE/E No No No No No QE >0.8 >0.8 >0.8 >0.8 >0.8 Rad Tol ph ph ph ph ph Size 200 deg 120 deg 120 deg 120 deg 0.2 deg 7 mrad 100 μm 0.1 mrad 0.5 mrad 4 μrad # pixels k 3k 20k 20k 4k 4k 1k 1k tilig <20% <10% See text <20% L Rate G Rate 3 x Timig 10Hz 10Hz 5MHz 10Hz 5MHz Flat F 1% 1% 1% 1% 1% Dark C <1 ph <1 ph <1 ph <1 ph <1 ph R Noise <1 ph <1 ph <1 ph <1 ph <1 ph Liearity 1% 1% 1% 1% 1% PSF 1 pixel 100 μm 1 pixel 1 pixel 1 pixel Lag Vacuum No No Yes Yes No Other Hole Hole Hole ve G I tegratig Detector Ulrich Truk - HPAD-AGIPD - Cosortium 2008 IEEE-NSS Dresde 6

7 XFEL Detector Challeges Time structure of the photo sigals High radiatio dose at small agles: 10 4 photos per pixel per shot over 3 years 1 GGy Radiatio damage of silico sesor Radiatio damage of uderlyig electroics Program for radiatio damage studies eeded High radiatio dose at specific pixels: 10 5 photos i 10μm m x 10μm m ( charge( explosio ) 10 5 photos of 12 kev create: ( )/ 3.6 = 3 x 10 8 electro-hole pairs plasma effect gives shieldig of drift field diffusio before drift peak broadeig (space ad time). Therefore R&D programs o radiatio damage & charge explosio have bee established ve G I tegratig Detector Ulrich Truk - HPAD-AGIPD - Cosortium 2008 IEEE-NSS Dresde 7

8 HPAD-AGIPD AGIPD Target Specs Basic parameters 1 Megapixel detector (1k 1k) 200 μm 200 μm m pixels Flat detector Sesor: Silico 128 x 256 pixel tiles Sigle shot 2D-imagig 5MHz frame rate photos dyamic rage aptive gai switchig Sigle photo sesitivity at 12keV Noise 150e ( keV) Storage depth 200 images Aalogue readout betwee buch-trais ve G I tegratig Detector Ulrich Truk - HPAD-AGIPD - Cosortium 2008 IEEE-NSS Dresde 8

9 The AGIPD Detector bump bod chip sesor wire bod HDI Base plate ~ 2mm ~220 mm Coector to iterface electroics pixel/chip 2 44 chips/sesor 2 44 sesors/quadrat 4 quadrats = = pixel ~200 mm ve G I tegratig Detector Ulrich Truk - HPAD-AGIPD - Cosortium 2008 IEEE-NSS Dresde 9

10 Ulrich Truk - HPAD-AGIPD - Cosortium 2008 IEEE-NSS Dresde 10 ve G I tegratig Detector AGIPD Architecture AGIPD Architecture MUX MUX MUX MUX Fast cotrol Fast cotrol Slow cotrol Slow cotrol Out 1 Out 1 Out 2 Out 2 = Reset Reset = Clock Clock = Accept Accept = Read Read - SDA SDA - SCL SCL 64 rows 64 rows 64 colums 64 colums 4 outputs 4 outputs (16 colums/output) (16 colums/output)

11 AGIPD C3 C2 C1 Cotrol logic Discr. Aalogue ecodig Trim DAC wide dyamic iput rage multiple (3) scaled feedback capacitors reduced ADC resolutio (10 bit istead of 12 bit) aalogue + digital (2 bit) pipelie Aalogue pipelie V thr V ADCmax 3 levels Readout amp. Colum bus Leakage comp. Aalogue pipelie Filter/write amp. Filter/write amp. ve G I tegratig Detector Ulrich Truk - HPAD-AGIPD - Cosortium 2008 IEEE-NSS Dresde 11

12 AGIPD Dyamic Rage Itegrator gai requiremets: Effective aalogue resolutio 8 bit Aalogue resolutio always better tha statistical oise ph maximum sigal 10 4 photos rage orm. gai Cf [ff] max ph / / Output Voltage [V] 1,8 1,6 1,4 1,2 1,0 0,8 0,6 0,4 statistical oise (schematic) aptive gai switchig tested o a Si-strip readout PSI by A.Mozzaica 0,2 0,0 Cf=100fF Cf=1500fF Cf=4800fF Number of 12.4 KeV - Photos ve G I tegratig Detector Ulrich Truk - HPAD-AGIPD - Cosortium 2008 IEEE-NSS Dresde 12

13 100msec loss free Diode bias Charge Storage Thick oxide, (dual) MIM caps i 130m process are (should be) ok Iput Stage Subthreshold characteristics? Radiatio iduced leakage currets? IR Switch desig is the challege 2 pf SE Storage Stage RE Output Stage C1 C2 C3 C4 C5 C6 C7 C8 Vb CB ve G I tegratig Detector Ulrich Truk - HPAD-AGIPD - Cosortium 2008 IEEE-NSS Dresde 13

14 2mm x 2mm The hpad 0.1 chip IBM crmrf8sf DM process submitted via MOSIS at Oly test structures: Capacitors Switches (FETs( FETs) Sigle & double trasistors Liear ad eclosed layouts 16-cell aalogue storage array OP-Amp & buffer amplifiers Miimum protectio pad ve G I tegratig Detector Ulrich Truk - HPAD-AGIPD - Cosortium 2008 IEEE-NSS Dresde 14

15 Measuremet Setup HP 4156A high-precisio semicoductor parameter tester 4 HRSMUs (1fA res,, 20fA accuracy) 4-wire Celvi coectios via Triax cables Custom made HPAD 0.1 DUT board Flyig leads & pi headers to coect to aalyzer CLCC 84 carrier & test socket >5mm wire spacig whe possible Special cleaig procedure HPAD 0.1 DUT Board ve G I tegratig Detector Ulrich Truk - HPAD-AGIPD - Cosortium 2008 IEEE-NSS Dresde 15

16 custom 10 GE UDP 10 GE TCP TCP, FC, Ifiibad DESY IT stadard 2D pixel FEE Trai builder PC layer Data cache DAQ architecture FEI et. switch switch.... PCs Archive silos 1D FEE FEI.... camera Trai builder? PC layer Data cache FEI et. switch switch Frot Ed Electroics (FEE) Frot Ed Iterface (FEI) iterface to Trai Builder. itegrated i 2D Trai builder layer builds trais simple data processig PC layer iterface to cache additioal trai buildig more complex data process Data cache hold, aalyze, reduce ad reject data post processig commit to silo PCs C. Yougma, S. Esaov PCs ve G I tegratig Detector Ulrich Truk - HPAD-AGIPD - Cosortium 2008 IEEE-NSS Dresde 16

17 Summary & Outlook We are developig a 1Mpix AGIPD detector for the Europea XFEL with aptive gai switchig Fuctioality tested with Si-strip readout chip at PSI Buffer for 200 5MHz Radiatio ad leakage issues ivestigatio with HPAD 0.1 Shows ecouragig results wrt. leakage Irradiatio studies are plaed Costructio of a pixel chip Well advaced PSI ad DESY Ogoig simulatios Plaed fabricatio o MOSIS ru i March 09 Work i Progress! 1Mpix system ready i hasylab.desy.de/sciece/developmets/detectors/hpad ve G I tegratig Detector Ulrich Truk - HPAD-AGIPD - Cosortium 2008 IEEE-NSS Dresde 17