FreeDSP-G
About the FreeDSP-G PCB
FreeDSP-G is an open source PCB design by freeDSP, published on GitHub under the CC0-1.0 license. It is a 4-layer board measuring 170 × 101 mm, with 367 components from 104 distinct parts.
Other key parts include the PCM5102APWR, PCM1808QPWR, TPS5430DDA, PLR135-T10 and PLT133-T10W. By type, the board carries 139 capacitors, 132 resistors, 22 inductors, 19 ICs, 19 connectors and 15 diodes.
It belongs with the audio designs in this gallery.
From the project
ADAU1467 DSP Board for Electric Guitar Players
ADAU1467 DSP Board for Electic Guitar Players. The latest version design is 0.2
Wiki Page: https://github.com/freeDSP/FreeDSP-G/wiki
Main components on the FreeDSP-G
FreeDSP-G bill of materials (BOM)
367 components, 104 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | PCM5102APWR | TSSOP-20_4.4x6.5mm_P0.65mm | IC1, IC2 |
| 2 | PCM1808QPWR | PCM1808QPWRQ1 | IC3, IC4 |
| 1 | TPS5430DDA | TI_SO-PowerPAD-8_ThermalVias | IC5 |
| 1 | PLR135-T10 | PLR135-T10 | U1 |
| 1 | PLT133-T10W | PLT133-T10W | U2 |
| 1 | XIAO_RP2040 | XIAO_RP2040 | U3 |
| 3 | OPA1678IDR | SOIC-8_3.9x4.9mm_P1.27mm | U4, U5, U6 |
| 1 | NJM4556AD | DIP-8_W7.62mm | U7 |
| 2 | LM317AG-TN3-R | TO-252-2 | U8, U10 |
| 1 | AMS1117-3.3 | SOT-223 | U9 |
| 1 | 74LVC1G04 | SOT-23-5_HandSoldering | U11 |
| 1 | ADAU1467 | ADAU1467WBCPZ300 | U12 |
| 1 | 25AA1024(512) | SOIC-8_3.9x4.9mm_P1.27mm | U13 |
| 1 | BM83 | BM83_MCH | U14 |
| 4 | AO3400A | SOT-23 | Q1, Q9, Q12, Q13 |
| 1 | 2SK208GR | SC-59 | Q2 |
| 2 | 2SD2704KT146 | SOT-23 | Q3, Q4 |
| 2 | MMBT5401 | SOT-23 | Q5, Q6 |
| 2 | AO3401A | SOT-23 | Q8, Q11 |
| 1 | B772M | TO-252-2 | Q10 |
Show 84 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 2SK30A-GR | TO-92_Inline_Narrow_Oval | Q14 |
| 1 | OT322512.288MJBA4S | Crystal_SMD_TXC_7M-4pin_3.2x2.5mm_HandSoldering | Y1 |
| 5 | NMJ6HCD2 | PJ-644C_NMJ6HCD2_ACJS-IH | J1, J2, J7, J9, J10 |
| 1 | TRS-mini | Jack_3.5mm_CUI_SJ1-3535NG_Horizontal | J3 |
| 1 | Barrel_Jack_Switch | BarrelJack_CUI_PJ-102AH_Horizontal | J4 |
| 1 | Conn_02x07_Odd_Even | IDC-Header_2x07_P2.54mm_Horizontal | J5 |
| 1 | Conn_02x05_Odd_Even | IDC-Header_2x05_P2.54mm_Horizontal | J6 |
| 1 | SJ1-3535NG | Jack_3.5mm_CUI_SJ1-3535NG_Horizontal | J8 |
| 2 | Header_2P | PinHeader_1x02_P2.54mm_Vertical | J11, J18 |
| 3 | Conn_01x08 | PinHeader_1x06_P2.54mm_Vertical | J12, J14, J15 |
| 1 | IDC_2x5 | IDC-Header_2x05_P2.54mm_Vertical | J13 |
| 1 | Header_3P | PinHeader_1x03_P2.54mm_Vertical | J16 |
| 1 | 5077CR-16-SMC2 | USB-C_5077CR-16-SMC2-BK-TR | J17 |
| 1 | Header_6P | PinHeader_1x06_P2.54mm_Vertical | J19 |
| 1 | MACM9070-701 | ACM9070 | FL1 |
| 1 | Jumper_NO | PinHeader_1x02_P2.54mm_Vertical | JP3 |
| 1 | B10K | Potentiometer_Vishay_T73XX_Horizontal | RV1 |
| 1 | 10kA_Dual | RK09712 | RV2 |
| 1 | DSP_RES | SW_Tactile_SPST_Angled_PTS645Vx83-2LFS | SW1 |
| 1 | TVBP06 | MJTP1250 | SW2 |
| 1 | MFB | SW_Tactile_SPST_Angled_PTS645Vx83-2LFS | SW3 |
| 2 | D_Schottky_5A | D_SMA | D1, D2 |
| 2 | LED_WHITE | LED_0603_1608Metric_Castellated | D3, D12 |
| 8 | B5819W SL | D_SOD-123 | D4, D5, D7, D8, D9, D11, D14, D15 |
| 1 | 1N4148W | D_SOD-123 | D6 |
| 1 | LED_YELLOW | LED_0603_1608Metric_Castellated | D10 |
| 1 | LED_RED | LED_0603_1608Metric_Castellated | D13 |
| 18 | GZ1608D601TF | L_0603_1608Metric_Pad1.05x0.95mm_HandSolder | FB1, FB2, FB3, FB4, FB5, FB6, FB7, FB8 +10 |
| 1 | SDFL2012S100KTF | L_0805_2012Metric_Pad1.15x1.40mm_HandSolder | L1 |
| 1 | 22uH(2.5A) | L_Taiyo-Yuden_NR-60xx_HandSoldering | L2 |
| 2 | SMD-INDUCTOR-10UH-0603 | L_0603_1608Metric | L3, L4 |
| 12 | 100pF_C0G | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C1, C2, C29, C30, C33, C48, C49, C58 +4 |
| 49 | 0.1uF | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C3, C4, C7, C9, C10, C16, C17, C31 +41 |
| 29 | 10uF | C_0805_2012Metric | C5, C6, C8, C15, C18, C19, C21, C25 +21 |
| 1 | 470pF | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C11 |
| 9 | 1uF | C_0805_2012Metric | C12, C20, C22, C24, C26, C27, C86, C87 +1 |
| 1 | 100nF | C_0805_2012Metric | C13 |
| 1 | 10uF/16V | CP_EIA-2012-12_Kemet-R | C14 |
| 1 | NOP | C_0805_2012Metric | C23 |
| 5 | 1000pF/250V | C_0805_2012Metric | C50, C51, C52, C53, C104 |
| 4 | 10uF/16V(Ta) | CP_Tantalum_Case-A_EIA-3216-18_Reflow | C54, C55, C56, C57 |
| 3 | 220uF/10V | CP_Radial_D7.5mm_P2.50mm | C75, C76, C138 |
| 2 | 10uF/50V | C_0805_2012Metric | C77, C96 |
| 1 | 1uF/50V | C_0805_2012Metric | C81 |
| 2 | 47uF/6.3V | C_0805_2012Metric | C91, C92 |
| 1 | 47uF/10V | C_1206_3216Metric | C93 |
| 2 | 100uF/6.3V | C_1206_3216Metric | C94, C95 |
| 1 | 220uF/16V | CP_Radial_D7.5mm_P2.50mm | C98 |
| 2 | 100uF | C_1206_3216Metric | C99, C103 |
| 1 | 4700pF | C_0805_2012Metric | C105 |
| 1 | 150pF | C_0805_2012Metric | C107 |
| 2 | 10nF | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C108, C130 |
| 8 | 1uF | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C110, C112, C115, C118, C120, C122, C124, C126 |
| 1 | 470uF/16V | CP_Radial_D10.0mm_P2.50mm_P5.00mm | C139 |
| 2 | 18k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R1, R2 |
| 5 | 100R | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R3, R19, R63, R64, R71 |
| 3 | 0R | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R4, R33, R57 |
| 4 | 2.2k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R5, R6, R111, R112 |
| 29 | 33R | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R7, R9, R11, R61, R62, R88, R90, R91 +21 |
| 4 | 3.3k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R8, R70, R76, R114 |
| 1 | 1.8k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R10 |
| 1 | 470K | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R12 |
| 13 | 100k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R13, R21, R22, R24, R29, R31, R32, R59 +5 |
| 7 | 1MEG | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R14, R15, R18, R78, R80, R81, R83 |
| 6 | 10k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R16, R77, R116, R119, R120, R121 |
| 3 | 22k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R17, R65, R66 |
| 7 | 1k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R20, R47, R74, R85, R87, R117, R128 |
| 3 | 4.7k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R23, R25, R27 |
| 6 | NOP | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R26, R126, R127, R130, R131, R132 |
| 6 | 47k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R28, R30, R34, R37, R38, R84 |
| 2 | 68k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R35, R36 |
| 4 | 220R | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R39, R40, R41, R42 |
| 4 | 27k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R43, R44, R45, R46 |
| 2 | 180R | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R48, R129 |
| 8 | 47R | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R49, R50, R51, R52, R53, R54, R89, R94 |
| 3 | 10R | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R55, R56, R73 |
| 1 | OR | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R58 |
| 1 | 15k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R67 |
| 1 | 330R | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R68 |
| 1 | 680R | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R69 |
| 2 | 150R | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R72, R118 |
| 1 | 5.6k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R75 |
| 1 | 4.3k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R86 |
| 1 | 180k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R122 |
FreeDSP-G design files
The KiCad project lives in the freeDSP/FreeDSP-G repository on GitHub; these links point at the commit this page was built from.
FreeDSP-G: common questions
How big is the FreeDSP-G PCB?
The FreeDSP-G measures 170 × 101 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the FreeDSP-G?
367 components, from 104 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the FreeDSP-G design files?
From the freeDSP/FreeDSP-G repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the FreeDSP-G design in my own project?
Yes, under the terms of its CC0-1.0 license, which freeDSP chose for the repository.
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