Alidade
KeatonClark·alidade·hw/alidade.kicad_pcb
About the Alidade PCB
Alidade is an open source Nordic nRF PCB design by KeatonClark, published on GitHub. It is a 2-layer board measuring 277.2 × 107.5 mm, with 194 components from 59 distinct parts.
Its main chip is the NRF54L15-QFAA-R, from the Nordic nRF family. Other key parts include the NPM1300-QEAA-R and ADS122S14IRTER. By type, the board carries 24 diodes, 23 capacitors, 21 switches, 11 resistors, 7 inductors and 3 ICs.
It belongs with the iot & wireless and keyboards designs in this gallery.
From the project
Split wireless keyboard using the Corne v4 layout
Attribution to foostan for the board outline, switch placement, and various footprints and 3D models
Main components on the Alidade
Alidade bill of materials (BOM)
194 components, 59 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | NPM1300-QEAA-R | QFN32_5X5 | U1 |
| 1 | NRF54L15-QFAA-R | QFN48_6X6 | U2 |
| 1 | ADS122S14IRTER | WQFN16_3X3 | U3 |
| 1 | SK8701-01-005-SENSOR | SK8707-01-005-SENSOR | M1 |
| 1 | ABS07-32.768KHZ-T | XTAL_ABS07-32.768KHZ-1-T | Y1 |
| 1 | ABM8G-32.000MHZ-B4Y-T | XTAL_ABM8G-32.000MHZ-B4Y-T | Y2 |
| 1 | TYPE-C-31-M-13C | TYPE-C-31-M-13C | J1 |
| 1 | SWRA117D | Texas_SWRA117D_2.4GHz_Left | ANT1 |
| 25 | SW_Push | CherryMX_1u | EXSW1, EXSW2, rEXSW1, rEXSW2, rSW1, rSW2, rSW3, rSW4 +17 |
| 21 | SW_Push | CherryMX_1u | SW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8 +13 |
| 2 | 228ADS2AAWFCMBA | 228ADS2 | SWD1, rSWD1 |
| 1 | SWRA117D | Texas_SWRA117D_2.4GHz_Right | rANT1 |
| 2 | 1u | C_0603_1608Metric | rC1, rC3 |
| 3 | 2.2u | C_0603_1608Metric | rC2, rC17, rC18 |
| 6 | 10u | C_0603_1608Metric | rC4, rC5, rC6, rC7, rC8, rC16 |
| 7 | 100n | C_0603_1608Metric | rC9, rC10, rC11, rC12, rC13, rC14, rC15 |
| 1 | 10n | C_0603_1608Metric | rC19 |
| 1 | 2.2n | C_0603_1608Metric | rC20 |
| 1 | 0.3p | C_0603_1608Metric | rC21 |
| 1 | 2p | C_0603_1608Metric | rC22 |
Show 39 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 1.5p | C_0603_1608Metric | rC23 |
| 23 | BAT54 | SOT23 | rD1, rD2, rD3, rD4, rD5, rD6, rD7, rD8 +15 |
| 1 | 19-237/R6GHBHC-A01/2T | 19-237_R6GHBHC-A01_2T | rD24 |
| 1 | FB | L_0603_1608Metric | rFB1 |
| 1 | TYPE-C-31-M-13C | TYPE-C-31-M-13C | rJ1 |
| 2 | 2.2uH | L_0603_1608Metric | rL1, rL2 |
| 1 | 4.7u | L_0603_1608Metric | rL3 |
| 2 | 3.5n | L_0603_1608Metric | rL4, rL5 |
| 1 | 2.7n | L_0603_1608Metric | rL6 |
| 1 | SK8701-01-005-SENSOR | SK8707-01-005-SENSOR | rM2 |
| 1 | 47k | R_0603_1608Metric | rR2 |
| 6 | 0 | R_0603_1608Metric | rR3, rR4, rR13, rR14, rR17, rR18 |
| 2 | 10k | R_0603_1608Metric | rR11, rR12 |
| 2 | 2.4k | R_0603_1608Metric | rR15, rR16 |
| 1 | NPM1300-QEAA-R | QFN32_5X5 | rU1 |
| 1 | ADS122S14IRTER | WQFN16_3X3 | rU3 |
| 1 | NRF54L15-QFAA-R | QFN48_6X6 | rU4 |
| 1 | ABS07-32.768KHZ-T | XTAL_ABS07-32.768KHZ-1-T | rY1 |
| 1 | ABM8G-32.000MHZ-B4Y-T | XTAL_ABM8G-32.000MHZ-B4Y-T | rY2 |
| 23 | BAT54 | SOT23 | D1, D2, D3, D4, D5, D6, D7, D8 +15 |
| 1 | 19-237/R6GHBHC-A01/2T | 19-237_R6GHBHC-A01_2T | D24 |
| 1 | FB | L_0603_1608Metric | FB1 |
| 2 | 2.2uH | L_0603_1608Metric | L1, L2 |
| 1 | 4.7u | L_0603_1608Metric | L3 |
| 2 | 3.5n | L_0603_1608Metric | L4, L5 |
| 1 | 2.7n | L_0603_1608Metric | L6 |
| 2 | 1u | C_0603_1608Metric | C1, C3 |
| 3 | 2.2u | C_0603_1608Metric | C2, C17, C18 |
| 6 | 10u | C_0603_1608Metric | C4, C5, C6, C7, C8, C16 |
| 7 | 100n | C_0603_1608Metric | C9, C10, C11, C12, C13, C14, C15 |
| 1 | 10n | C_0603_1608Metric | C19 |
| 1 | 2.2n | C_0603_1608Metric | C20 |
| 1 | 0.3p | C_0603_1608Metric | C21 |
| 1 | 2p | C_0603_1608Metric | C22 |
| 1 | 1.5p | C_0603_1608Metric | C23 |
| 1 | 47k | R_0603_1608Metric | R2 |
| 6 | 0 | R_0603_1608Metric | R3, R4, R13, R14, R17, R18 |
| 2 | 10k | R_0603_1608Metric | R11, R12 |
| 2 | 2.4k | R_0603_1608Metric | R15, R16 |
Alidade design files
The KiCad project lives in the KeatonClark/alidade repository on GitHub; these links point at the commit this page was built from.
- Layouthw/alidade.kicad_pcb
- Schematichw/alidade.kicad_sch
Alidade: common questions
What microcontroller does the Alidade use?
The Alidade is built around the NRF54L15-QFAA-R, from the Nordic nRF family.
How big is the Alidade PCB?
The Alidade measures 277.2 × 107.5 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Alidade?
194 components, from 59 distinct parts. The full bill of materials is listed on this page.
Where can I download the Alidade design files?
From the KeatonClark/alidade repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Alidade design in my own project?
The repository has no license, so all rights stay with KeatonClark. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Alidade without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug Nordic nRF firmware against it before you order a PCB.
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