Caen V791 User Manual

Icarus 32-channel analog board

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NPO:
00100/98:V791x.MUTx/02
Technical
Information
Manual
Revision n. 2
28 May 1999
MOD. V 791
32 CH. ICARUS
ANALOG BOARD

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Summary of Contents for Caen V791

  • Page 1 Technical Information Manual Revision n. 2 28 May 1999 MOD. V 791 32 CH. ICARUS ANALOG BOARD NPO: 00100/98:V791x.MUTx/02...
  • Page 2: Table Of Contents

            Document type: Title: Revision date: Revision: User's Manual (MUT) Mod. V791, ICARUS 32-channel analog board 27/05/99 TABLE OF CONTENTS GENERAL DESCRIPTION.........................4 1.1..............................4 VERVIEW 1.2......................5 AIN TECHNICAL SPECIFICATIONS FUNCTIONAL DESCRIPTION........................6...
  • Page 3         Document type: Title: Revision date: Revision: User's Manual (MUT) Mod. V791, ICARUS 32-channel analog board 27/05/99 LIST OF FIGURES . 2.1 - B V791....................6 LOCK DIAGRAM OF THE ODEL .
  • Page 4: General Description

    For further details about how to adapt the module, please contact the factory directly. A functional block of the V791 module is shown in Fig. 2.1. The 32 input signals are sent to 32 low-noise preamplifiers and relevant shapers. The processed signals are then multiplexed and digitized in order to be transmitted via the serial link.
  • Page 5: Main Technical Specifications

        Document type: Title: Revision date: Revision: User's Manual (MUT) Mod. V791, ICARUS 32-channel analog board 27/05/99 1.2. Main technical specifications Table 1.1 - Model V791C and Model V791Q main technical specifications Parameter Mod. V791C Mod.
  • Page 6: Functional Description

    & ADC Shaper B_CLK Shaper /B_CLK Multiplexer Shaper VDAC AD8184 +TPULSE Shaper Attenuator 40 dB -TPULSE TPE_EN TPO_EN Power supply Attenuator 40 dB Fig. 2.1 - Block diagram of the Model V791 NPO: Filename: Number of pages: Page: 00100/98:V791x.MUTx/02 V791MN4.DOC...
  • Page 7 The differential clock signal (B_CLK and /B_CLK) is the external clock used to synchronise all the V791 modules in the crate. The selection of the clock, external or internal, can be made by means of a soldering (soldering pad S2 on the printed board;...
  • Page 8 Revision date: Revision: User's Manual (MUT) Mod. V791, ICARUS 32-channel analog board 27/05/99 Moreover, a further output signal (RTXPWS) of the output connector Link Conn has been foreseen to supply +5 V to a possible, external optical decoupler used to break the ground loop.
  • Page 9: Technical Specifications

    3. Technical Specifications 3.1. Packaging The board is housed in a 1-unit wide, 6-unit high Eurocard standard mechanics. The front panel of the Model V791 is shown in Fig. 3.2. The module hosts four external connectors: rear part of the module : 64-pin input connector;...
  • Page 10: Fig . 3.2 - Front Panel Of The

    40 MHz output serial link Acquisition On L E D A C Q Σ output connector Σ O U T 32 CH ICARUS DIGITIZER Fig. 3.2 - Front panel of the Model V791 NPO: Filename: Number of pages: Page: 00100/98:V791x.MUTx/02 V791MN4.DOC...
  • Page 11: Power Requirements

    AGND1 common terminal. 3.3. External connections The external connection pin configurations of the V791 module are shown in Fig. 3.3, while their function and electro-mechanical specifications are listed in the following sections. NPO:...
  • Page 12: Fig . 3.3 - Pin Configuration Of The Connectors On The

    RTX_PWS AGND IN28 /TX1 AGND DGND IN29 AGND IN30 AGND /TX0 IN31 AGND OUTPUT CONNECOTR INPUT CONNECTOR (P3) (Link Conn) Fig. 3.3 - Pin configuration of the connectors on the Model V791 NPO: Filename: Number of pages: Page: 00100/98:V791x.MUTx/02 V791MN4.DOC...
  • Page 13: Inputs

    • -TPULSE: test pulse signal, inverted phase; • EN_BRD: as long as it is high, the V791 Logic is forced in the reset state, TTL. NPO: Filename: Number of pages: Page: 00100/98:V791x.MUTx/02 V791MN4.DOC...
  • Page 14: Outputs

            Document type: Title: Revision date: Revision: User's Manual (MUT) Mod. V791, ICARUS 32-channel analog board 27/05/99 3.3.2. OUTPUTS OUTPUT CONNECTOR (LINK CONN) Mechanical specifications: N102145212JL-type, Mini D ribbon connector. Electrical specifications: •...
  • Page 15: Hardware Settings

    Document type: Title: Revision date: Revision: User's Manual (MUT) Mod. V791, ICARUS 32-channel analog board 27/05/99 4. Hardware settings The hardware settings described in the following are foreseen for both the versions, nominally the Mod.V791C and the Mod.V791Q. Selection of the clock source (external/internal): it is performed by using the relevant soldering jumper pad (S2) placed on the PCB (refer to Fig.
  • Page 16: Fig . 4.1 - Component Location On The

    11 10 13 12 15 14 17 16 19 18 21 20 23 22 25 24 27 26 29 28 31 30 Fig. 4.1 - Component location on the Model V791 board NPO: Filename: Number of pages: Page: 00100/98:V791x.MUTx/02 V791MN4.DOC...
  • Page 17: Output Data

        Document type: Title: Revision date: Revision: User's Manual (MUT) Mod. V791, ICARUS 32-channel analog board 27/05/99 5. Output data The data at the serial link output are 21-bit words and are structured as follows (refer to Fig. 5.1): •...

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