P

MIDAS SetUp block Diag.MIDAS SetUp block Diag.

Detector

Data ACQ

P

SHAP

AMUX ADC LTC

SHAP

Gain

BUS

16 CH

G_SelSOC

EOC

LEN

MUX Add

12Bit Data

T/H

x2x4x8

A

SHDSP

INTERF.

24Bit Data

G_SelT/H

MUX_AddSOCEOCLEN

DSP.

DATA

DATA

ADD & CTR

ADD & CTR

CFD Trig.Logic

Thr

TU2

TU1

EOC

IRQB

IRQA

STR

STR

EM

OUT

TRIG

DLY

TRIG(T/H)

H

T

x16

PaPa A/ShapA/ShapMUX

MUX

AdAd2.2nF

G : x2

CFDCFD Trigg

AA ADC

Zin cfd~50

2.2nF

B: 1/2

Tst_In

S_In

3

2

Pa

Pa

D6LOLFRQ'HWHFWRU

�9G

B

B

B

B

7

6

7

6

10M

�

10M

�Cathode(Sectors & Comm.Sideof Quad. Det.)

Anode(Rings & Quadrant)

Pol. Voltage

DecouplingCapacitors

OutputBuffers

3UH$P

�

2XWSX

�

6LJQDOV3UH$P

�

2XWSX

�

6LJQDOV

'HWHFWRUV'HWHFWRUV

Rings DetectorRings Detector Quadrant DetectorQuadrant Detector

p – type(anode)48 ring channels

n – type(cathode)16 sector channels

Front Side :4 p-type Quadrants

Back Side :Common n-type Layer( not read )

'HWHFWRUV'HWHFWRUV

Kaptonflex printed circuit

1 4 10 8

2

3 6

7

5 9

6

7

Test_IN

Signal_IN

*

* on the hybrid there is an additional parasitic capacitance of abou 1pF do to the layout

Gi = 1mV/fC

?

out\

out

+6 GND -6 OFFSET ADJ.

1pF

1pF

820

15nF

8K2

100M

390

3UH$P

�

%ORF

�

GLDJ3UH$P

�

%ORF

�

GLDJ

+Vd

+6 -6

-6

-6

T_IN

S_IN

-6

Out n_i

Out inv

diff. output( 50 ohm )

To pol. voltage for cathodes

To GND for anodes(rings and quadrants)

are not read

(sectors and common sidesof quad. det.)

out. offset adj.

N.B. The common sides of the quad. det.

TESTIN out

SIGN out/

50

10MC9124

10nF

4.7K2K

4.7K

3.9K

8208.2K

15nF

3.9K

PRE 4500

3

2

8

6

7

5 9

3UH$P

�

FRQILJ3UH$P

�

FRQILJ

3UH$PS � %RDU

�

3UH$PS � %RDU

�

3UH$P

�

&RSSH � %R[3UH$P

�

&RSSH � %R[

Output Connector Side

R1-1 R1-2 S1 R2-1 R2-2 S2 Q1 Q2 Q3

PreAmp OutputConnectors

PreAmpTst In

PreAmp BoardPower Supply

Tr1

Tr24

PreAmp OutOffset Adj

1

24

1

16

1

4

GND

1

24

32

31

30

29

28 A2427 A2326 A2225 A2124 A2023 A1922

21 A1820 A1719

18

17 A1616 A1515 A1414 A1313 A1212 A1111 A1010 A099

8 A087 A076 A065 A054 A043 A032 A021 A01

3UH$P

�

2XWSX

�

&RQQHFWRUV3UH$P

�

2XWSX

�

&RQQHFWRUV

32

31

30

29

28 A4827 A4726 A4625 A4524 A4423 A4322

21 A4220 A4119

18

17 A4016 A3915 A3814 A3713 A3612 A3511 A3410 A339

8 A327 A316 A305 A294 A283 A272 A261 A25

A C

32

31

30

29

28

27

26

25

24

23

22

21

20

19

18

17 S1616 A1515 S1414 S1313 S1212 S1111 S1010 S099

8 S087 S076 S065 S054 S043 S032 S021 S01

A C

32

31

30

29

28

27

26

25

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5 Q44 Q33

2 Q21 Q1

A C

R1 R2 S

A C

Q

Row A : non-inv. Out - positive signals for Rings & Quadrant ; negative for SectorsRow C : inverting Out - negative signals for Rings & Quadrant ; positive for Sectors

DIN 64 Male

Gnd ;

A C

R1

32

31

30

29

28A2427A2326A2225A2124A2023A1922

21A1720A1619

18

17A1316A1215A1114A1013A0912A0811A0710A069

8A047A036A025A014

3

2

1

GR

A05

A14

A15

A18

A C

R2

32

31

30

29

28A4827A4726A4625A4524A4423A4322

21A4120A4019

18

17A3716A3615A3514A3413A3312A3211A3110A309

8A287A276A265A254

3

2

1

A29

A38

A39

A42

A C

S

32

31

30

29

28

27

26

25

24

23

22

21

20S1619

18

17S1316S1215S1114S1013S0912S0811S0710S069

8S047S036S025S014

3

2

1

GR

S05

S14

S15

A C

Q

32

31

30

29

28

27

26

25

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8Q037

6Q025Q014

3

2

1

Q04

3UH$P

�

,QSX

�

&RQQHFWRUV3UH$P

�

,QSX

�

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GR

All Rings & Quadrants are referred to Gnd through a 10M resistor ; GR , for R and Q, to Gnd through a 1M res.All Sectors are referred to +Vd through a 10M resistors ; related GR is referred to +Vd through a 1M res.Commond Sides of Quadrant Detectors( pin 30 ) are referred to +Vd through a 10M resistor.

GuardRing

+VdShiels

DIN 64 Female

0+

SENSING 0+SENSING 0-0-

1+

SENSING 1+

SENSING 1-1-

2+SENSING 2+SENSING 2-2-

3+SENSING 3+

SENSING 3-3-

ROSSO

ARANCIOGRIGIONERO

BIANCO

ROSAMARRONE

BLU

ROSSOARANCIOGRIGIONERO

BIANCOMARRONE

ROSABLU

P2

POWER 1

594837261

P3

POWER 2

594837261

P1

GENERAL PWR

19371836173516341533143213311230112910289278267256245234223212201

3UH$P

�

3ZU6XSSO � &DEOH3UH$P

�

3ZU6XSSO � &DEOH

positive signalfrom pre. mustbe sent to theinverting input,whereas negativesignal to the noninvertin input!

N.B. : 5,6 11 15G N D 16 18

1

3

2

V C C

12

14

+

-

3

2

6

+

-

+

-

+

-

2

3

62

3

16

5

7

CA3100 LF353 LF353 LF356

HOLD/TRA0V/-6

-Vb(-6V)

BIPOL.OUT

-12V+12V4,10,13,17,20

IN+

IN-

COMM. RET.(GND)

TRIGGER LINE UNIPOLARSIGNAL

(CONV.LINE)

75100

5 K 6 2

1 4 K 71 0 K

1 K

1 K

15pF 100pF

15pF

1509 K 1

2 K 4 3

1 0 K

200

1nF

1 0 K

S D 5 0 0 0

S D 5 0 0 0

1nF

1nF

S D 5 0 0 0

330pF

1 M500

150

H

T

6KDSH � EORF

�

GLDJ��6KDSH � EORF

�

GLDJ��

1

2

3

Shield

8

8

8

Shielded Twisted Pair Cable

DIN 64FEM.

To PreAmpBoard Out Conn.

To Shap/ADCBoards

24 Diff.SignalLines

3UH$P � ² 6KDS�$'

�

%RDUG � ,QWHUFRQQHFWLRQ3UH$P � ² 6KDS�$'

�

%RDUG � ,QWHUFRQQHFWLRQ

~ 6 mt

Coloured Wires : to the row C , PreAmp invertig Outputs

White Wires : to the row A ; PreAmp non-inv. Outputs

gnd

Beam Line

R1 R2 Q1 Q2 Q3

Pb1 Pb2

Beam Line

QuadrantDetectors

RingsDetectors

Lead

(Tracking)

(Absorber)Only Quad. Det. are used to combine Triggers

Pion Trigger ( i pioni “bucano” l’ intero telescopio) :

�t = Q1&Q2&Q3 ( low level threshold )

Proton Trigger ( i protoni si fermano in Pb1 od alpiù in Pb2 ) :

Pt = Q1+Q2 ( high level threshold )

Where Q1 = �i Q1i , the Or(wired) of the four sectorsof the single Qad Det .

Same for Q2 and Q3 .

D2+

-

Ad+

-

Drv

Ck

D

D1+

-Inibit

ThresholdAdj

Atten.

Del. line

Walk adj

&)'

Signalsfrom

PreAmp

ECL lineDriver

Leading EdgeArming Disc.

Sum & 0xDetector

PulseFormer

Diff. Ampl.( A x2 )

Decoupling &Diff. Capacitor

�&K7LJ�

6LQJO � FK��WULJ � &RQILJ�6LQJO � FK��WULJ � &RQILJ�

There are two CFD for each channel of Quad. Det. :One for LowLevel Threshold ( � trigg. ) ; andOne for HighLevel Threshold ( p trigg. )

10EL31

AD8001

AD96687

10E116

C F D 4

C F D 4

IN7IN8

T H RQ14

C F D 5

C D F 5

IN9IN10

T H RQ21

C F D 6

C F D 6

IN11IN12

T H RQ22

C F D 7

C F D 7

IN13IN14

T H RQ23

C F D 9

C F D 9

IN17IN18

T H RQ31

CFD10

CFD10

IN19IN20

T H RQ32

CFD12

CFD12

IN23IN24

T H RQ34

C F D 2

C F D 2

IN3IN4

T H RQ12

C F D 1

C F D 1

IN1IN2

T H RQ11

C F D 3

C F D 3

IN5IN6

T H RQ13

C F D 8

C F D 8

IN15IN16

T H RQ24

CFD11

CFD11

IN21IN22

T H RQ33

V E E

V E E

V E E

V E E

V E E

-5.2

NIM

NIM

NIM

NIM

Q1 Quad Or

Q2 Quad Or

Q3 Quad Or

TRIG

NIM

TRIG

Soglia bassa

Soglia alta

Trigger

Pioni

Trigger

Protoni

Threshold Adj.

OR*Q1

OR*Q2OR*Q3

OR*Q1

OR*Q2

OR*Q3

AND123

OR12

OR12

IN11

IN18IN9

IN20

IN10

IN16

IN2

IN12

IN5

T H R

IN4

IN24

IN19

IN8

IN3

IN22IN14IN21

IN23

IN13

IN15

IN6

IN17

IN7

IN1

AND123

O R Q 1O R Q 2

Q72N3546

R270100

J8

Q62N3546

R269100

J7

Q52N3546

R263100

J6

JP36

Q32N3546

R260100

J4

JP39

JP42

JP45

JP37

JP40

JP43

JP38

JP41

JP47

Q42N3546

R262100

J5

JP46

SY10EL01

D 01

D 12

D 23

D 34Q

6

Q7

MC10E116

34

89

2

MC10E116

34

89

2

JP44

MC10E116

34

89

2

SY10EL01

D 01D 12

D 23D 34

Q6

Q7

IN[1..24]

ArrangingTriggers

ArrangingTriggers

Q1 Q2 Q3

�

Q1LLT

(10E116)

�

Q1LLT

(10E116)

�

Q1HLT

(10E116)

�

Q1HLT

(10E116)

S1 S2

AD8001AD

8001

10EL3110

EL31

AD96687

AD96687

AD8001AD

8001

10EL31

10EL31

AD96687

AD96687

DLLLT

2

DLLLT

2

DLLLT

1

DLLLT

1

DLHLT

2

DLHLT

2

DLHLT

1

DLHLT

1

J1

THR/H

THR/L

HLT

LLT

Ch1

Ch3

Ch2Ch1

Ch4

Gnd

( Ch2 on the rear )

TInTIn

Trig BoardComp. Side

J2

Ch3

Ch2Ch1

Ch4

Gnd

Q1

Q2

1 2 3 4 1 2 3 4Quadrant Wired Or

Single Channelsjumpers

1

2

3

5

4

DL

DelayLine5 steps ; 40 ns total del.Actual sel. 32n ( jp 4 )

LL HLOr Q1

Or Q2

Or Q3

T � Tp

Front Panel view ;Trigger OutputConnectors (NIM)

Q1 Q2 Q3

Q1

Q2

Q3

1 2

3 4

7ULJ��/D\RXW7ULJ��/D\RXW

1

1

LEN

EOC

Board Selectionjumpers

Shapers Disposition

LEN

EOC

S1 S2

AC374

AC374

AC374

AC374

AC374

AC374

AC374

AC374

1

1

S9 S10

9HUWH

�

%RDUG9HUWH

�

%RDUG

1 2 3 4

Vert. BoardComp. Side

Ch 1

Ch 8

Ch 9

Ch 16

Gnd

Gnd5 6 7 8

9 10 11 12 13 14 15 16

Diff. Tst_In(remote shap. testing)

ADC DataLatches

Group 1: to the lower partof DataBus ( DB [0..11] )

Group 2: to the upper part

of DataBus ( DB [12..23] )

BoardSelection

Shapers Disposition

Only one group at a timeis alternatively mountedon the Boards

LEN(Latch Enable) select the coupleof Boards read at a time ;EOC(EndOfConv) select the numberof the Board

GND

GND

GND

GND

+5DC

+5DC

DB0 H/T_1DB1DB2

AD1

DB3

AD2

DB4

AD3

DB5DB6DB7DB8DB9DB10DB11

DB12DB13DB14DB15DB16DB17

SOC

DB18DB19

EOC*1DB20

EOC*2DB21

EOC*3DB22

EOC*4DB23

EOC*5LEN*1

EOC*6LEN*2

EOC*7LEN*3

EOC*8LEN*4

EOC*9LEN*5

EOC*10

G_SEL1G_SEL2

TSTIN5TSTIN4TSTIN3TSTIN2

TSTIN6TSTIN7TSTIN8

TSTIN1

H/T_2

AD0

J13

VMECONN1

NC1A

NC2A

NC3A

NC4A

NC5A

NC6A

NC7A

NC8A

NC9A

NC10A

NC11A

NC12A

NC13A

NC14A

NC15A

NC16A

NC17A

NC18A

NC19A

NC20A

NC21A

NC22A

NC23A

NC24A

NC25A

NC26A

NC27A

NC28A

NC29A

NC30A

NC31A

NC32A

+5V1B

GND2B

NC3B

A244B

A255B

A266B

A277B

A288B

A299B

A3010B

A3111B

GND12B

+5V13B

D1614B

D1715B

D1816B

NC1C

NC2C

NC3C

NC4C

NC5C

NC6C

NC7C

NC8C

NC9C

NC10C

NC11C

NC12C

NC13C

NC14C

NC15C

NC16C

NC17C

NC18C

NC19C

NC20C

NC21C

NC22C

NC23C

NC24C

NC25C

NC26C

NC27C

NC28C

NC29C

NC30C

NC31C

NC32C

D1917B

D2018B

D2119B

D2220B

D2321B

GND22B

D2423B

D2524B

D2625B

D2726B

D2827B

D2928B

D3029B

D3130B

GND31B

+5V32B

LEN

EOC

AC374

AC374

AC374

AC374

1

1

BoardSelection

Bd 1

LEN

EOC

AC374

AC374

AC374

AC374

1

1

BoardSelection

Bd 2

LEN

EOC

AC374

AC374

AC374

AC374

AC374

AC374

AC374

AC374

1

1

BoardSelection

Bd 9

Vertex Boards

Trigger Board •On Trig.B. both group oflatches are present

DSP Raw Data Buffer :

x:$2000 000000 000000 000000 000000 ...

x:$2006 000000 000000 000000 000000 ...

x:$200c 000000 000000 000000 000000 ...

.......

x:$2042 000000 000000 000000 000000

x:$2000 000000 000000 ... ... 000000

DSP Raw Data Buffer :

x:$2000 000000 000000 000000 000000 ...

x:$2006 000000 000000 000000 000000 ...

x:$200c 000000 000000 000000 000000 ...

.......

x:$2042 000000 000000 000000 000000

x:$2000 000000 000000 ... ... 000000

There are 8 boards for Vertex(Rings)Detectors and 1 board for Quadrant(Triggers) Detectors

9 Bd ; 16ch/Bd 144 ch tot.

Bd1 Bd2 Bd9 Bd10

Ch 1

MidVert

MidVert

MidVert

MidVert

MidVert

MidVert

MidVert

MidVert

MidTrig

1

2

31

2

A

D

Trig

EC

Int

21 3 4 5 6 7 8 9

R1/1 R1/2 R1/3 S1 R2/1 R2/2 R2/3 S2 Q1/2/3

6KDSHUV�$'

�

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�

&UDWH6KDSHUV�$'

�

%RDUGV90

�

&UDWH

DSP-Shap/ADC Interface Bd.

Ring Det. 1

Ring Det. 2

Quadrant Detectors( Triggers Bd. )

'63�$F � 7LPLQ � 'LDJUDP'63�$F � 7LPLQ � 'LDJUDP

Starting Acq Prog.

Fix Gain Sel “ x2” ( G_Sel1 , G_Sel2 = 0 )

Send a first “ SOC” to inizialize the ADCCKEN ;

HTEN ; Preset the T/H signal in “T rack” mode

H/T ; ( Track and Hold signal of the Shapers in Track mode)

Wait for an IRQA (ext. “T rigg” ) signal

IRQA(“T RIGGER” )

H/T ; (Hold mode)

A0

A1

A2

A3

Select first Mux channel

SOC ; Send(CKEN) a “ Start of Conv.” to the ADC

IRQB (“ End of Conv.” – EOC- signal from all ADC )

LEN1 ; Read and Store Bd 1,2

LEN2 ; Read and Store Bd 3,4

LEN5 ; Read and Store Bd 9,10 ;

Select next Mux channel ; Send the SOC ; Receive the EOC(IRQB) ; Read and Store the channel value of all the boards .So on till channel 16 ;....Then : Release the Hold signal (set H/T in Track mode);

Enable again IRQA and wait for another Trigger .

Disable IRQA and Enable IRQB