
Timing Control V1p1
sOrzada/STASIS_Exposure_Hardware
This is the repository for the exposition hardware of the STASIS project.

This is the repository for the exposition hardware of the STASIS project.
Modulator V1p2 is an open-source printed circuit board by sOrzada, from the sOrzada/STASIS_Exposure_Hardware repository on GitHub, published under the CERN-OHL-W-2.0 licence. It is a 6-layer board of 160 × 100 mm with 114 parts on 195 nets, routed with 3,143 tracks and 538 vias.
It is built around the SN74LVCH16244ADLR, AD9754AR and SN74CB3Q16245DLR, with the 74ALVC00D, 74LVC1G04DCKRG and 74LVC1G08DCKRG among its other parts. Its parts include 41 capacitors, 26 resistors, 18 ICs, 8 inductors and 3 diodes.
This is the repository for the exposure hardware of the STASIS project. The corresponding software can be found in this repository: https://github.com/sOrzada/STASIS_Control
by Stephan Orzada @ German Cancer Research Center (DKFZ)
The STASIS RF exposure system is an open-source hardware and software platform designed for implant testing under exposure to radiofrequency (RF) fields, such as those encountered in the environment of an MRI system. For this purpose, the target RF frequency is 128 MHz, corresponding to the resonant frequency of protons in a 3 Tesla magnetic field. The system is capable of transmitting on eight independent RF channels, enabling parallel transmission.
To ensure the design is easily accessible to potential users, all design files and software are publicly available and can be accessed via the following repositories:
https://github.com/sOrzada/STASIS_Exposure_Hardware
https://github.com/sOrzada/STASIS_Control
All hardware components of the exposure system are licensed under the CERN-OHL-W while the software is licensed under a GNU GPL v3. In addition the project has been submitted to the conformity assessment body of the Open Source Imaging Initiative e.V. (https://www.opensourceimaging.org) to assess its open source status according to DIN SPEC 3105.
To further improve accessibility, standard components with long production lifespans were selected wherever possible. For example, standard logic components were used instead of specialised microcontrollers or FPGAs.
| Qty | Value | Footprint | References |
|---|---|---|---|
| 20 | 10nF | Modulator_V1p2:C0603_334 | C21, C22, C23, C24, C25, C26, C27, C28, C29, C30, C31, C32, C34, C35, C36, C37 +4 |
| 11 | 100k | Modulator_V1p2:R0603_334 | R1, R2, R3, R19, R20, R21, R22, R23, R24, R25, R26 |
| 8 | 100nF | Modulator_V1p2:C0603_334 | C1, C2, C3, C4, C11, C12, C19, C20 |
| 4 | 1.5uH | Modulator_V1p2:L2012C_334 | L3, L4, L7, L8 |
| 4 | 140 | Modulator_V1p2:R0603_334 | R6, R7, R8, R9 |
| 4 | 1uH | Modulator_V1p2:L2012C_334 | L1, L2, L5, L6 |
| 4 | 74LVC1G17DCK | Modulator_V1p2:SC70-5_86 | IC5, IC13, IC14, IC18 |
| 3 | 10nF | Modulator_V1p2:C0402_334 | C15, C16, C33 |
| 3 | 74HC688DW | Modulator_V1p2:SO20W_85 | IC3, IC4, IC16 |
| 3 | SMA_CON-H | Modulator_V1p2:BU-SMA-H | X1, X2, X3 |
| 2 | 110pF | Modulator_V1p2:C0603_334 | C5, C8 |
| 2 | 1k | Modulator_V1p2:R0603_334 | R15, R16 |
| 2 | 1nF | Modulator_V1p2:C0805_334 | C17, C18 |
| 2 | 220 | Modulator_V1p2:R0603_334 | R10, R11 |
| 2 | 220pF | Modulator_V1p2:C0603_334 | C7, C10 |
| 2 | 270pF | Modulator_V1p2:C0603_334 | C6, C9 |
| 2 | 2k | Modulator_V1p2:R0603_334 | R4, R5 |
| 2 | 74LV393PW | Modulator_V1p2:TSSOP14 | U$7, U$8 |
| 2 | AD9754 | Modulator_V1p2:TSSOP28 | U$3, U$4 |
| 2 | BAT60J | Modulator_V1p2:SOD323_ST_210 | D1, D2 |
| 2 | NP | Modulator_V1p2:R0805_334 | R12, R14 |
| 2 | SN74CB3Q16245DLR | Modulator_V1p2:SSOP48DL_83 | IC8, IC9 |
| 2 | SN74LVCH16244ADLR | Modulator_V1p2:SSOP48DL_83 | IC10, IC20 |
| 2 | SRAM_64K_16BIT | Modulator_V1p2:TSOPII-Z44 | U$1, U$2 |
| 1 | Modulator_V1p2:LOGO_DKFZ | U$10 | |
| 1 | Modulator_V1p2:LOGO_STASIS | U$11 | |
| 1 | 0 | Modulator_V1p2:R0805_334 | R13 |
| 1 | 10mA 2.2-2.4V | Modulator_V1p2:LED3MM_259 | LED1 |
| 1 | 10µF | Modulator_V1p2:C1206_334 | C13 |
| 1 | 120 | Modulator_V1p2:R0603_334 | R17 |
| 1 | 22µF | Modulator_V1p2:C1206_334 | C14 |
| 1 | 50 | Modulator_V1p2:R0603_334 | R18 |
| 1 | 74ALVC00 | Modulator_V1p2:SO14_88 | IC1 |
| 1 | 74LVC1G04DCK | Modulator_V1p2:SC70-5_87 | IC11 |
| 1 | 74LVC1G08DCK | Modulator_V1p2:SC70-5_87 | IC15 |
| 1 | AD8345E | Modulator_V1p2:TSSOP16EXP | U$6 |
| 1 | AZ1117IH-3.3TRG1 | Modulator_V1p2:SOT223 | U$9 |
| 1 | BUS | Modulator_V1p2:VG64B_79 | J1 |
| 1 | DS1100LZ-20LZ | Modulator_V1p2:SO-08 | U$5 |
| 1 | ETC1-1-13 | Modulator_V1p2:ETC1-1-13 | U$12 |
| 1 | PINHD-2X4 | Modulator_V1p2:2X04_16378166 | JP1 |
| 1 | SN74LVC02AD | Modulator_V1p2:SO14_88 | IC24 |
| 1 | SN74LVC04ANS | Modulator_V1p2:SO14_88 | IC2 |
| 1 | SN74LVC16373 | Modulator_V1p2:SSOP48DL_83 | IC6 |
| 1 | SN74LVC1G32IDCKREP | Modulator_V1p2:SC70-5_87 | IC7 |
| 1 | SWS008 | Modulator_V1p2:SMS-008_362 | S1 |

sOrzada/STASIS_Exposure_Hardware
This is the repository for the exposition hardware of the STASIS project.

sOrzada/STASIS_Exposure_Hardware
This is the repository for the exposition hardware of the STASIS project.

sOrzada/STASIS_Exposure_Hardware
This is the repository for the exposition hardware of the STASIS project.

sOrzada/STASIS_Exposure_Hardware
This is the repository for the exposition hardware of the STASIS project.

sOrzada/STASIS_Exposure_Hardware
This is the repository for the exposition hardware of the STASIS project.

sOrzada/STASIS_Exposure_Hardware
This is the repository for the exposition hardware of the STASIS project.

sOrzada/STASIS_Exposure_Hardware
This is the repository for the exposition hardware of the STASIS project.

sOrzada/STASIS_Exposure_Hardware
This is the repository for the exposition hardware of the STASIS project.

sOrzada/STASIS_Exposure_Hardware
This is the repository for the exposition hardware of the STASIS project.

sOrzada/STASIS_Exposure_Hardware
This is the repository for the exposition hardware of the STASIS project.

sOrzada/STASIS_Exposure_Hardware
This is the repository for the exposition hardware of the STASIS project.

sOrzada/STASIS_Exposure_Hardware
This is the repository for the exposition hardware of the STASIS project.


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RF balun with unballanced MCX/SMA and balanced SATA connectors

It measures 160 × 100 mm and has 6 copper layers, 1.6 mm thick.
114 parts, built around the SN74LVCH16244ADLR, AD9754AR, SN74CB3Q16245DLR and 74ALVC00D. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
From the sOrzada/STASIS_Exposure_Hardware repository on GitHub, at the commit this page was made from: the board is Control System/KiCAD_PCBs/Modulator/Modulator_V1p2.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Its repository publishes it under the CERN-OHL-W-2.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).