

Nixie clock
- Size
- 184 × 105 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 66
- Nets
- 130
- Pads
- 355
- Tracks, vias
- 1,375, 62
- Pours
- 2
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 3 Mar 2020
- Updated
- 15 Sep 2020
Overview
Nixie clock is an open-source printed circuit board by capaquino, from the capaquino/pcb repository on GitHub. It is a 2-layer board of 184 × 105 mm with 66 parts on 130 nets, routed with 1,375 tracks and 62 vias.
It is built around the ATMEGA328P-PU and 74HC595. Its parts include 15 resistors, 12 ICs, 11 capacitors, 4 connectors and 4 switches. It belongs with the lEDs and displays boards and the AVR (ATmega, ATtiny) boards of this library.
Main components
2ATMEGA328P-PU
DIP-28-300mil-40℃~+85℃ 1.8V~5.5V 10bit 1KB 20MHz 23 2KB 32KB 8 Bit AVR Built-in FLASH DIP-28-300mil Microcontrollers (MCU/MPU/SOC) ROHSMicrochip TechnologyMicrocontrollers (MCU/MPU/SOC)74HC595
SOP-16-40℃~+85℃ 1 100ns@5V,50pF 10MHz 2V~6V 74HC 8 Serial-to-Serial or Parallel Tri-State SOP-16 Shift Registers ROHSGRShift Registers
README
readme.mdPersonal PCB projects portfolio
Parts
66| Qty | Value | Footprint | References |
|---|---|---|---|
| 8 | 0.1uF | Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P5.00mm | C1, C5, C6, C7, C8, C9, C10, C11 |
| 6 | 74141 | Package_DIP:DIP-16_W7.62mm_Socket | U5, U6, U8, U9, U11, U12 |
| 4 | 1k | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R4, R5, R6, R7 |
| 4 | SW_Push | Button_Switch_THT:SW_PUSH_6mm | SW1, SW2, SW3, SW4 |
| 3 | 10k | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R1, R8, R9 |
| 3 | 74HC595 | Package_DIP:DIP-16_W7.62mm_Socket | U4, U7, U10 |
| 2 | 12k | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R12, R13 |
| 2 | 15k | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R14, R15 |
| 2 | 220k | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R2, R3 |
| 2 | 22k | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R10, R11 |
| 2 | 22pF | Capacitor_THT:C_Disc_D3.0mm_W2.0mm_P2.50mm | C3, C4 |
| 2 | IN-1 | footprints-nad:IN-1_Socket | N5, N6 |
| 2 | IN-12A | nixies-us:nixies-us-IN-12-DSUB | N3, N4 |
| 2 | IN-2 | footprints-nad:IN-2_Socket_Pins | N1, N2 |
| 2 | IN-3 | footprints-nad:IN-3_Bare | N7, N8 |
| 1 | 1uF | footprints-nad:Cap_Film_250V_1uF_Nichicon | C2 |
| 1 | 8MHz | Crystal:Crystal_HC49-4H_Vertical | Y1 |
| 1 | ATmega328P-PU | Package_DIP:DIP-28_W7.62mm | U2 |
| 1 | AVR-ISP-6 | Connector_PinHeader_2.54mm:PinHeader_2x03_P2.54mm_Vertical | J4 |
| 1 | Barrel_Jack_Switch | Connector_BarrelJack:BarrelJack_CUI_PJ-102AH_Horizontal | J1 |
| 1 | Conn_01x06 | Connector_PinSocket_2.54mm:PinSocket_1x06_P2.54mm_Vertical | J3 |
| 1 | Conn_01x08 | Connector_PinHeader_2.54mm:PinHeader_2x04_P2.54mm_Vertical | J2 |
| 1 | LOGO | footprints-nad:togepi1 | G*** |
| 1 | LOGO | footprints-nad:power-symbol-on-off | G*** |
| 1 | LOGO | footprints-nad:pichu1 | G*** |
| 1 | Mini360_Buck | footprints-nad:Mini360_PinSockets | U3 |
| 1 | NCH6100HV | footprints-nad:NCH6100HV_PinSockets | U1 |
The 58 most common of 66 parts.
Questions
How big is the Nixie clock PCB?
It measures 184 × 105 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Nixie clock use?
66 parts, built around the ATMEGA328P-PU and 74HC595. 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 Nixie clock KiCad files?
From the capaquino/pcb repository on GitHub, at the commit this page was made from: the board is nixie-clock/nixie-clock.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Nixie clock design in my own project?
Its repository states no licence, so its author keeps all rights: ask capaquino before reusing the design.
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