Freesample
About the Freesample PCB
Freesample is an open source PCB design by azonenberg, published on GitHub under the BSD-3-Clause license. It is a 8-layer board measuring 124 × 190 mm, with 566 components from 97 distinct parts.
Other key parts include the HMC675LP3E, PI6C59S6005, LTC2664CUH-16#PBF, TLK10232 and LMK61PD0A2. By type, the board carries 311 capacitors, 137 resistors, 40 ICs, 35 test points, 26 connectors and 7 jumpers.
It belongs with the test & measurement designs in this gallery.
From the project
High performance sampling oscilloscope based on INTEGRALSTICK
Main components on the Freesample
HMC675LP3EPI6C59S6005LTC2664CUH-16#PBFTLK10232LMK61PD0A2SIP32408LMK04806ASG-D-V-A-125.000MHZHMC856NB6L295NB7V52MMNGMCP1755ST-5002E/MCLM27761ADP1763Z-1.0OKL-T/3-W12P-CADP1741DS25BR150
Freesample bill of materials (BOM)
566 components, 97 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 4 | HMC675LP3E | QFN_16_0.5MM_3x3MM | U1, U2, U8, U9 |
| 7 | PI6C59S6005 | QFN_24_0.5MM_4x4MM | U3, U7, U10, U11, U12, U18, U22 |
| 1 | LTC2664CUH-16#PBF | QFN_32_0.5MM_5x5MM | U4 |
| 1 | TLK10232 | BGA_144_13x13_FULLARRAY_1MM | U5 |
| 1 | LMK61PD0A2 | QFN_8_5x7MM_TI_SIA | U6 |
| 1 | SIP32408 | DFN_4_0.5MM_1.6x1.2MM | U13 |
| 1 | LMK04806 | QFN_64_0.5MM_9x9MM | U14 |
| 1 | ASG-D-V-A-125.000MHZ | VCXO_5x7MM_ASG_D | U15 |
| 1 | HMC856 | QFN_32_0.5MM_5x5MM | U16 |
| 1 | NB6L295 | QFN_24_0.5MM_4x4MM | U17 |
| 3 | NB7V52MMNG | QFN_16_0.5MM_3x3MM | U19, U20, U21 |
| 1 | MCP1755ST-5002E/MC | DFN_8_0.5MM_3x3MM | U26 |
| 3 | LM27761 | DFN_8_0.5MM_2x2MM | U27, U37, U39 |
| 2 | ADP1763Z-1.0 | QFN_16_0.5MM_3x3MM | U28, U29 |
| 5 | OKL-T/3-W12P-C | MODULE_MURATA_OKL-T3-W12 | U30, U32, U35, U36, U38 |
| 5 | ADP1741 | QFN_16_0.65MM_4x4MM | U31, U33, U34, U42, U43 |
| 2 | DS25BR150 | DFN_8_0.5MM_3x3MM | U40, U41 |
| 1 | TRACEPAD | SERIALNUM_MOLEX_0916580020 | M1 |
| 1 | LOGO1 | LONGTHING-1200DPI | M2 |
| 1 | SSM6N58NU | DFN_6_0.65MM_2x2MM_GDS | Q1 |
Show 77 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 16 | SMA | CONN_SMA_EDGE_SAMTEC_SMA_J_P_H_ST_EM1 | J1, J3, J4, J5, J11, J12, J13, J14 +8 |
| 1 | BARREL | CONN_CUI_PJ-058BH_HIPWR_BARREL_NOSLOT | J2 |
| 2 | XILINX_JTAG | XILINX_JTAG_PTH_MOLEX_0878311420 | J6, J10 |
| 1 | CONN_INTEGRALSTICK_FPGA_HOST | CONN_SAMTEC_QSH-060-01-L-D-A | J7 |
| 1 | CONN_INTEGRALSTICK_MCU_HOST | CONN_SAMTEC_QSH-060-01-L-D-A | J8 |
| 1 | 0826-1G1T-23-F | CONN_BELFUSE_0826_1G1T_23_F | J9 |
| 3 | JUMPER | CONN_HEADER_2.54MM_1x2 | J19, J20, J21 |
| 1 | PMOD_HOST | CONN_HEADER_2.54MM_2x6_RA_PMOD_HOST | J26 |
| 1 | 3A | EIA_0603_RES_NOSILK | F1 |
| 7 | JUMPER_0402 | EIA_0402_JUMPER | JP1, JP2, JP3, JP4, JP5, JP6, JP8 |
| 1 | TESTPOINT | TESTPOINT_SMT_KEYSTONE_5016 | TP1 |
| 17 | HEADER | CONN_HEADER_2.54MM_1x2 | TP2, TP3, TP4, TP5, TP6, TP7, TP8, TP9 +9 |
| 2 | TESTCLIP | TESTPOINT_SMT_KEYSTONE_5016 | TP19, TP20 |
| 11 | PROBEPAD | TESTPOINT_SMT_0.5MM | TP21, TP22, TP23, TP24, TP25, TP26, TP27, TP28 +3 |
| 4 | GROUNDCLIP | TESTPOINT_SMT_KEYSTONE_5016 | TP32, TP33, TP34, TP35 |
| 1 | MPZ2012S101AT000 | EIA_0805_CAP_NOSILK | FB1 |
| 2 | BLM31KN121SZ1L | EIA_1206_CAP_NOSILK | FB2, FB3 |
| 3 | BLM15PX121SN1D | EIA_0402_CAP_NOSILK | FB4, FB5, FB6 |
| 28 | 100 pF | EIA_0201_CAP_NOSILK | C1, C2, C3, C4, C5, C6, C7, C8 +20 |
| 12 | 330 pF | EIA_0201_CAP_NOSILK | C9, C12, C13, C14, C18, C19, C42, C43 +4 |
| 52 | 4.7 uF | EIA_0603_CAP_NOSILK | C15, C20, C21, C22, C23, C24, C32, C45 +44 |
| 66 | 530Z104KT10T | EIA_0201_CAP_NOSILK | C16, C17, C28, C29, C30, C31, C49, C50 +58 |
| 7 | 0.01 uF | EIA_0402_CAP_NOSILK | C27, C154, C157, C181, C187, C217, C262 |
| 91 | 0.47 uF | EIA_0402_CAP_NOSILK | C33, C34, C35, C36, C52, C53, C54, C55 +83 |
| 2 | 1 uF | EIA_0402_CAP_NOSILK | C114, C231 |
| 1 | 47 uF | EIA_1210_CAP_NOSILK | C116 |
| 1 | 27 pF | EIA_0402_CAP_NOSILK | C119 |
| 1 | 2700 pF | EIA_0402_CAP_NOSILK | C121 |
| 1 | 10 uF | EIA_1206_CAP_NOSILK | C127 |
| 10 | 0.1 uF | EIA_0402_CAP_NOSILK | C128, C129, C130, C131, C132, C216, C218, C321 +2 |
| 5 | 1 uF | EIA_0603_CAP_NOSILK | C214, C215, C226, C229, C324 |
| 1 | 4.7 uF 12V | EIA_1206_CAP_NOSILK | C219 |
| 7 | 4.7 uF 5V | EIA_1206_CAP_NOSILK | C220, C221, C222, C253, C254, C258, C259 |
| 3 | 2.2 uF 5V | EIA_0603_CAP_NOSILK | C223, C256, C260 |
| 3 | 1 uF 5V | EIA_0603_CAP_NOSILK | C224, C257, C261 |
| 1 | 22 nF | EIA_0402_CAP_NOSILK | C227 |
| 4 | 22 uF | EIA_0805_CAP_NOSILK | C228, C232, C233, C234 |
| 6 | 22 uF 16V | EIA_1812_CAP_NOSILK | C235, C237, C240, C243, C250, C252 |
| 4 | 22 uF 10V | EIA_1210_CAP_NOSILK | C236, C238, C251, C255 |
| 5 | 10 nF | EIA_0402_CAP_NOSILK | C239, C244, C245, C315, C316 |
| 1 | PS3216GT2-R50-T1 | SPLITTER_SUSUMU_PS3216G | R1 |
| 9 | 100 | EIA_0402_RES_NOSILK | R2, R3, R4, R5, R6, R7, R8, R9 +1 |
| 3 | 1K | EIA_0402_RES_NOSILK | R11, R22, R30 |
| 1 | 33 | EIA_0402_RES_NOSILK | R12 |
| 5 | DNP | EIA_0402_RES_NOSILK | R13, R18, R40, R100, R101 |
| 1 | 150 | EIA_0402_RES_NOSILK | R14 |
| 1 | 1K 1% | EIA_0402_RES_NOSILK | R15 |
| 2 | 470 | EIA_0402_RES_NOSILK | R16, R17 |
| 1 | 165K | EIA_0402_RES_NOSILK | R19 |
| 6 | 100K | EIA_0402_RES_NOSILK | R20, R45, R53, R54, R91, R92 |
| 1 | 10 | EIA_0402_RES_NOSILK | R21 |
| 30 | 10K | EIA_0402_RES_NOSILK | R23, R24, R25, R26, R27, R32, R39, R46 +22 |
| 1 | 309K 1% | EIA_0402_RES_NOSILK | R28 |
| 3 | 100K 1% | EIA_0402_RES_NOSILK | R29, R67, R73 |
| 12 | 0 | EIA_0402_RES_NOSILK | R31, R35, R43, R47, R49, R50, R57, R61 +4 |
| 2 | 5 mR | EIA_0603_RES_NOSILK | R33, R34 |
| 1 | 33K | EIA_0402_RES_NOSILK | R36 |
| 1 | 10.5K | EIA_0402_RES_NOSILK | R37 |
| 5 | 20K | EIA_0402_RES_NOSILK | R38, R42, R59, R63, R69 |
| 1 | 1.27K | EIA_0402_RES_NOSILK | R41 |
| 3 | 113K | EIA_0402_RES_NOSILK | R44, R51, R52 |
| 4 | 20K 0.1% | EIA_0402_RES_NOSILK | R48, R109, R110, R111 |
| 4 | 20K 1% | EIA_0402_RES_NOSILK | R55, R56, R93, R94 |
| 2 | 2.05K | EIA_0402_RES_NOSILK | R58, R62 |
| 1 | 147K 1% | EIA_0402_RES_NOSILK | R66 |
| 1 | 2.8K | EIA_0402_RES_NOSILK | R68 |
| 1 | 174k 1% | EIA_0402_RES_NOSILK | R72 |
| 2 | 127 | EIA_0402_RES_NOSILK | R83, R95 |
| 2 | 82 | EIA_0402_RES_NOSILK | R84, R96 |
| 2 | 49.9 | EIA_0402_RES_NOSILK | R85, R86 |
| 1 | 80.6K | EIA_0402_RES_NOSILK | R89 |
| 1 | 52.3K | EIA_0402_RES_NOSILK | R90 |
| 1 | 2K | EIA_0402_RES_NOSILK | R98 |
| 3 | 5K 0.1% | EIA_0402_RES_NOSILK | R106, R107, R108 |
| 2 | 953 | EIA_0402_RES_NOSILK | R112, R113 |
| 14 | 453 | EIA_0402_RES_NOSILK | R114, R115, R116, R117, R118, R119, R120, R121 +6 |
| 6 | 909 | EIA_0402_RES_NOSILK | R131, R132, R133, R134, R135, R136 |
Freesample design files
The KiCad project lives in the azonenberg/freesample repository on GitHub; these links point at the commit this page was built from.
Freesample: common questions
How big is the Freesample PCB?
The Freesample measures 124 × 190 mm, has 8 copper layers and is 1.6 mm thick.
How many components are on the Freesample?
566 components, from 97 distinct parts. The full bill of materials is listed on this page.
Where can I download the Freesample design files?
From the azonenberg/freesample repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Freesample design in my own project?
Yes, under the terms of its BSD-3-Clause license, which azonenberg chose for the repository.
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