

Tiny Tapeout is an educational project that aims to make it easier and cheaper than ever to get your digital and analog designs manufactured on a real chip.
- Size
- 40 × 60 mm
- Copper layers
- 6
- Thickness
- 1.6 mm
- Parts
- 86
- Nets
- 181
- Pads
- 497
- Tracks, vias
- 658, 45
- Routed
- Yes
- KiCad
- KiCad 9.0 (file 20241229)
- Created
- 16 Feb 2026
- Updated
- 22 Feb 2026
Overview
Asic is an open-source printed circuit board by roshan0282, from the roshan0282/ttsky-asic-rayforge repository on GitHub, published under the Apache-2.0 licence. It is a 6-layer board of 40 × 60 mm with 86 parts on 181 nets, routed with 658 tracks and 45 vias.
It is built around the ICE40UP5K-SG48ITR50, 74AHC244D and AP2127K-1.2TRG1, with the AP2127K-2.5TRG1, MAX40200AUK and ESD5B5.0ST1G among its other parts. Its parts include 37 capacitors, 29 resistors, 9 ICs, 4 connectors and 3 inductors. It belongs with the nRF52 and nRF5x and FPGA and CPLD boards of this library.
Main components
6ICE40UP5K-SG48ITR50
QFN-48QFN-48 Programmable Logic Device (CPLDs/FPGAs) ROHSLatticeProgrammable Logic Device (CPLDs/FPGAs)74AHC244D
SO-20-300mil-40℃~+125℃ 10.5ns@5V,50pF 2V~5.5V 74AHC 8 80uA 8mA 8mA Schmitt trigger Tri-State SO-20-300mil Buffers, Drivers, Receivers, Transceivers ROHSNexperiaBuffer/Driver/TransceiverAP2127K-1.2TRG1
SOT-23-5-40℃~+85℃@(Ta) 1 1.2V 300mA 60uA 60uVrms 68dB@(1kHz) 900mV@(300mA) 9V Fixed Over Current Protection、Over Temperature Protection、Enable Positive SOT-23-5 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSDiodes IncorporatedVoltage Regulators - Linear, Low Drop Out (LDO) RegulatorsAP2127K-2.5TRG1
SOT-23-5-40℃~+85℃@(Ta) 1 170mV@(300mA) 2.5V 300mA 60uA 60uVrms 68dB@(1kHz) 6V Fixed Over Current Protection、Over Temperature Protection、Enable、Short Circuit Protection Positive SOT-23-5 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSDiodes IncorporatedVoltage Regulators - Linear, Low Drop Out (LDO) RegulatorsMAX40200AUK
SOT23-5Ultra-Tiny Micropower, 1A Ideal Diode with Ultra-Low Voltage DropMaxim Integrated (Analog Devices)UncategorisedESD5B5.0ST1G
SOD-523-55℃~+125℃ 1 15pF 5V 6.8V 70W@8/20us 70nA 8.6V 8A@8/20us Bidirectional IEC 61000-4-2、IEC 61000-4-5 SOD-523 ESD and Surge Protection (TVS/ESD) ROHSTECH PUBLICESD And Surge Protection (TVS/ESD)
README
README.md
Tiny Tapeout Verilog Project Template
What is Tiny Tapeout?
Tiny Tapeout is an educational project that aims to make it easier and cheaper than ever to get your digital and analog designs manufactured on a real chip.
To learn more and get started, visit https://tinytapeout.com.
Set up your Verilog project
- Add your Verilog files to the
srcfolder. - Edit the info.yaml and update information about your project, paying special attention to the
source_filesandtop_moduleproperties. If you are upgrading an existing Tiny Tapeout project, check out our online info.yaml migration tool. - Edit docs/info.md and add a description of your project.
- Adapt the testbench to your design. See test/README.md for more information.
The GitHub action will automatically build the ASIC files using LibreLane.
Enable GitHub actions to build the results page
Resources
- FAQ
- Digital design lessons
- Learn how semiconductors work
- Join the community
- Build your design locally
What next?
- Submit your design to the next shuttle.
- Edit this README and explain your design, how it works, and how to test it.
- Share your project on your social network of choice:
- LinkedIn #tinytapeout @TinyTapeout
- Mastodon #tinytapeout @matthewvenn
- X (formerly Twitter) #tinytapeout @tinytapeout
- Bluesky @tinytapeout.com
Parts
86| Qty | Value | Footprint | References |
|---|---|---|---|
| 11 | 1u | Capacitor_SMD:C_0402_1005Metric | C6, C13, C15, C23, C24, C25, C26, C27, C28, C29, C30 |
| 9 | 1.5k | Resistor_SMD:R_0402_1005Metric | R1, R3, R5, R7, R10, R11, R13, R16, R17 |
| 9 | 100n | Capacitor_SMD:C_0402_1005Metric | C5, C11, C20, C35, C36, C37, C38, C39, C40 |
| 9 | 470 | Resistor_SMD:R_0402_1005Metric | R2, R4, R6, R8, R9, R12, R14, R15, R18 |
| 8 | 10u | Capacitor_SMD:C_0603_1608Metric | C8, C9, C21, C22, C31, C32, C33, C34 |
| 4 | 5.1k | Resistor_SMD:R_0402_1005Metric | R23, R24, R25, R26 |
| 2 | 10u | Inductor_SMD:L_0805_2012Metric | L2, L3 |
| 2 | 12p | Capacitor_SMD:C_0402_1005Metric | C1, C2 |
| 2 | 2.2u | Capacitor_SMD:C_0603_1608Metric | C10, C19 |
| 2 | 50 | Resistor_SMD:R_0402_1005Metric | R19, R20 |
| 2 | ESD5B5.0ST1G | Diode_SMD:D_SOD-523 | D1, D2 |
| 2 | LMR16006YQ5 | Package_TO_SOT_SMD:SOT-23-6 | U1, U3 |
| 2 | USB_C_Receptacle_USB2.0_14P | Connector_USB:USB_C_Receptacle_GCT_USB4105-xx-A_16P_TopMnt_Horizontal | J2, J3 |
| 1 | 0.5p | Capacitor_SMD:C_0402_1005Metric | C4 |
| 1 | 0.8p | Capacitor_SMD:C_0402_1005Metric | C3 |
| 1 | 100 | Resistor_SMD:R_0402_1005Metric | R29 |
| 1 | 100k | Resistor_SMD:R_0402_1005Metric | R21 |
| 1 | 100p | Capacitor_SMD:C_0402_1005Metric | C12 |
| 1 | 30.1k | Resistor_SMD:R_0402_1005Metric | R22 |
| 1 | 32Mhz | Crystal:Crystal_SMD_1210-4Pin_1.2x1.0mm | Y1 |
| 1 | 4.7n | Inductor_SMD:L_0402_1005Metric | L1 |
| 1 | 4.7u | Capacitor_SMD:C_0402_1005Metric | C16 |
| 1 | 68.1k | Resistor_SMD:R_0402_1005Metric | R27 |
| 1 | 74AHC244 | Package_DFN_QFN:WQFN-20-1EP_2.5x4.5mm_P0.5mm_EP1x2.9mm | U2 |
| 1 | 860p | Capacitor_SMD:C_0402_1005Metric | C14 |
| 1 | 93.1k | Resistor_SMD:R_0402_1005Metric | R28 |
| 1 | AP2127K-1.2TRG1 | PCM_Package_TO_SOT_SMD_AKL:SOT-23-5 | U8 |
| 1 | AP2127K-2.5TRG1 | PCM_Package_TO_SOT_SMD_AKL:SOT-23-5 | U9 |
| 1 | Antenna | RF_Antenna:Texas_SWRA117D_2.4GHz_Left | AE1 |
| 1 | Conn_01x04_Pin | Connector_PinHeader_1.00mm:PinHeader_1x04_P1.00mm_Vertical_SMD_Pin1Left | J4 |
| 1 | DE15_Socket_HighDensity_MountingHoles | Connector_Dsub:DSUB-15_Pins_Horizontal_P2.77x2.84mm_EdgePinOffset14.56mm_Housed_MountingHolesOffset15.98mm | J1 |
| 1 | Enplas QFN-64BT-0.5-01 | Package_DFN_QFN:QFN-64-1EP_9x9mm_P0.5mm_EP7.3x7.3mm | U6 |
| 1 | ICE40UP5K-SG48ITR | Package_DFN_QFN:QFN-48-1EP_7x7mm_P0.5mm_EP5.6x5.6mm | U7 |
| 1 | MAX40200AUK | Package_TO_SOT_SMD:SOT-23-5 | U5 |
| 1 | nRF52840 | Package_DFN_QFN:Nordic_AQFN-73-1EP_7x7mm_P0.5mm | U4 |
Questions
How big is the Asic PCB?
It measures 40 × 60 mm and has 6 copper layers, 1.6 mm thick.
What parts does the Asic use?
86 parts, built around the ICE40UP5K-SG48ITR50, 74AHC244D, AP2127K-1.2TRG1 and AP2127K-2.5TRG1. 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.
Where can I download the Asic KiCad files?
From the roshan0282/ttsky-asic-rayforge repository on GitHub, at the commit this page was made from: the board is pcb/asic/asic.kicad_pcb and its schematic pcb/asic/asic.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Asic design in my own project?
Its repository publishes it under the Apache-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).
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