DSP-ADAU1452
About the DSP-ADAU1452 PCB
DSP-ADAU1452 is an open source PCB design by ohdsp, published on GitHub under the TAPR-OHL-1.0 license. It is a 4-layer board measuring 100 × 100 mm, with 377 components from 67 distinct parts.
Other key parts include the ADAU1452WBCPZ, ADM13307-5ARZ, NC7WZ17P6X, 25AA1024 and ADP2301AUJZ. By type, the board carries 157 resistors, 119 capacitors, 32 test points, 19 connectors, 19 diodes and 13 ICs.
It belongs with the audio designs in this gallery.
From the project
Open Hardware DSP Platform ADAU145x DSP supporting ADAU1452, ADAU1451, and ADAU1450 devices
This documentation is distributed WITHOUT ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING OF MERCHANTABILITY, SATISFACTORY QUALITY AND FITNESS FOR A PARTICULAR PURPOSE.
This is a simple self-bootable ADAU1450, ADAU1451, or ADAU1452 based DSP board with 4 I2S (TDM/left and right justified and more) input and 4 output connectors. When used with the ADAU1451 and ADAU1452 parts there are also optical and coaxial SPDIF input and output connectors.
Main components on the DSP-ADAU1452
DSP-ADAU1452 bill of materials (BOM)
377 components, 67 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ADAU1452WBCPZ | IC-LFCSP72-HANDFIT | U201 |
| 1 | ADM13307-5ARZ | IC_SOIC_8 | U202 |
| 1 | NC7WZ17P6X | IC-SC70-6 | U203 |
| 1 | 25AA1024 | IC_DIP_8 | U204 |
| 1 | ADP2301AUJZ | IC-SOT23-6 | U301 |
| 1 | TLV1117LV33DCY | IC-SOT-223 | U302 |
| 1 | TLV1117LV12DCY | IC-SOT-223 | U303 |
| 1 | NC7WZ16P6X | IC-SC70-6 | U401 |
| 1 | IC-SPDIF-RX-OPTO | IC_SPDIF_OPTO | U402 |
| 1 | IC-SPDIF-TX-OPTO | IC_SPDIF_OPTO | U403 |
| 1 | 74HC04 | IC_SOIC_14 | U404 |
| 2 | NB3L553 | IC_SOIC_8 | U501, U502 |
| 1 | 24M576 | XTAL_HC49_TH | X201 |
| 2 | COAX | CONN_SIL_2_1MM | CN401, CN402 |
| 3 | CONN_2x1 | CONN_SIL_2_1MM | P202, P306, P307 |
| 1 | CONN_3X1 CONN_3x1 | CONN_SIL_3_1MM | P203 |
| 1 | CONN_2x1 | CONN-2WAY-2.54mm-3.81mm-SPACING | P304 |
| 9 | CONN_02X05 | CONN_DIL_2X5_BOX_1MM | P501, P502, P503, P504, P506, P507, P508, P509 +1 |
| 1 | CONN_02X06 | CONN_DIL_2X6_1MM | P505 |
| 2 | CONN_02X06 | CONN_DIL_2X6_BOX_1MM | P511, P512 |
Show 47 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 4 | MNT_HOLE | FID-1MM-3MM | FID1, FID2, FID3, FID4 |
| 1 | CONN_2x1 | CONN_SIL_2_1MM | JP201 |
| 1 | CONN_3X1 CONN_3x1 | CONN_SIL_3_1MM | JP401 |
| 4 | MNT_HOLE | MNT_HOLE_3.2mm | MNT301, MNT302, MNT303, MNT304 |
| 1 | SWITCH | SW_TACT_SMD | SW201 |
| 29 | PIN | TP-TH-1mm | TP201, TP501, TP502, TP503, TP504, TP505, TP506, TP507 +21 |
| 2 | PIN | TP-1mm | TP204, TP205 |
| 1 | PIN | TP-2mm | TP206 |
| 2 | B240A | DIODE-SMA | D301, D302 |
| 16 | SS14L | DIODE-SOD-123 | D303, D305, D306, D307, D501, D502, D503, D504 +8 |
| 1 | Green LED 1206 | SMD-1206 | D304 |
| 5 | 600R@100MHz | SMD-0805 | L201, L202, L203, L301, L401 |
| 1 | TYS50404R7N-10 | IND-TYS5040-HS | L302 |
| 33 | 100n | SMD-0805 | C201, C208, C210, C212, C218, C233, C235, C236 +25 |
| 10 | 100P 100p | SMD-0805 | C205, C214, C231, C250, C265, C304, C327, C401 +2 |
| 9 | 220u | CAP-TH-D6.3mmP2.5mm | C206, C232, C251, C303, C306, C318, C324, C336 +1 |
| 15 | 22U 22u | SMD-0805 | C207, C234, C252, C267, C301, C305, C309, C313 +7 |
| 13 | 10U 10u | SMD-0805 | C209, C211, C216, C256, C266, C321, C325, C328 +5 |
| 10 | 1u | SMD-0603 | C213, C219, C223, C228, C237, C240, C242, C245 +2 |
| 11 | 100N 100n | SMD-0603 | C215, C221, C226, C229, C238, C241, C244, C247 +3 |
| 6 | 10n | SMD-0603 | C217, C222, C227, C230, C249, C260 |
| 4 | 10N 10n | SMD-0805 | C220, C263, C308, C415 |
| 1 | 5N6 5n6 | SMD-0603 | C224 |
| 1 | 150p | SMD-0603 | C225 |
| 2 | 33p | SMD-0805 | C254, C261 |
| 4 | N/F | SMD-0805 | C311, C312, C407, C408 |
| 4 | 1k | SMD-0805 | R201, R225, R542, R543 |
| 10 | 47 | SMD-0805 | R202, R215, R224, R237, R246, R303, R311, R401 +2 |
| 44 | N/F | SMD-0805 | R203, R204, R205, R206, R207, R208, R209, R210 +36 |
| 36 | 75 | SMD-0805 | R211, R227, R228, R229, R230, R233, R234, R235 +28 |
| 29 | 0 | SMD-0805 | R212, R213, R214, R216, R223, R306, R517, R518 +21 |
| 1 | 12k | SMD-0805 | R217 |
| 1 | 3K3 3k3 | SMD-0805 | R218 |
| 1 | 4k3 | SMD-0603 | R219 |
| 1 | 3k | SMD-0805 | R221 |
| 1 | 3k6 | SMD-0805 | R222 |
| 4 | 100 | SMD-0805 | R226, R231, R241, R411 |
| 1 | 100K 100k | SMD-0805 | R232 |
| 7 | 10k | SMD-0805 | R238, R240, R242, R302, R402, R408, R409 |
| 5 | 1 | SMD-0805 | R244, R247, R310, R584, R585 |
| 1 | 16k | SMD-0805 | R301 |
| 1 | 24K 24k | SMD-0805 | R304 |
| 1 | 15k | SMD-0805 | R305 |
| 1 | 470 | SMD-0805 | R309 |
| 1 | 360 | SMD-0805 | R410 |
| 1 | 91 | SMD-0805 | R412 |
| 6 | 4k7 | SMD-0805 | R535, R536, R537, R538, R539, R540 |
DSP-ADAU1452 design files
The KiCad project lives in the ohdsp/DSP-ADAU1452 repository on GitHub; these links point at the commit this page was built from.
DSP-ADAU1452: common questions
How big is the DSP-ADAU1452 PCB?
The DSP-ADAU1452 measures 100 × 100 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the DSP-ADAU1452?
377 components, from 67 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 DSP-ADAU1452 design files?
From the ohdsp/DSP-ADAU1452 repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the DSP-ADAU1452 design in my own project?
Yes, under the terms of its TAPR-OHL-1.0 license, which ohdsp chose for the repository.
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