# Nixie Clock ## Description Nixie tube clock ## Project Details - **Owner:** michaelkd - **Created:** 3/30/2024 - **Last Updated:** 4/3/2024 - **Visibility:** Public ## Key Components ### — DC-DC Boost Power Supply **Pins:** - +12V - +HV - GND - HV_GND ### BT1 — [Generic Coin Cell Retainer](https://www.flux.ai/corynrobinson/generic-coin-cell-retainer.md) - Part Type: Connector - Package: 20mm - Voltage: 3V **Pins:** - NEG [pin N1] - POS [pin P2] - POS [pin P1] ### IC1 — [DS1307Z+](https://www.flux.ai/vasyl/ds1307zplus.md) - Manufacturer Part Number: DS1307Z+ - Manufacturer Name: Analog Devices Inc./Maxim Integrated - Datasheet URL: https://datasheets.maximintegrated.com/en/ds/DS1307.pdf - Part Type: Integrated Circuit **Pins:** - GND [pin 4] - SCL [pin 6] - SDA [pin 5] - SQW/OUT [pin 7] - VBAT [pin 3] - VCC [pin 8] - X1 [pin 1] - X2 [pin 2] ### J1 — [54-00167](https://www.flux.ai/adrian95/54-00167.md) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: 54-00167 - Manufacturer Name: Tensility International Corp - Datasheet URL: http://tensility.com/pdffiles/54-00167.pdf - Part Type: Connector **Pins:** - A [pin 1] - B [pin 2] - C [pin 3] ### SW1 — [B3F-3120](https://www.flux.ai/jecstronic/b3f-3120.md) - Manufacturer Name: Omron Electronics Inc-EMC Div - Manufacturer Part Number: B3F-3120 - Part Type: Switch - Datasheet URL: https://omronfs.omron.com/en_US/ecb/products/pdf/en-b3f.pdf - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - P1 [pin 1] - P2 [pin 2] ### SW2 — [B3F-3120](https://www.flux.ai/jecstronic/b3f-3120.md) - Datasheet URL: https://omronfs.omron.com/en_US/ecb/products/pdf/en-b3f.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: B3F-3120 - Part Type: Switch - Manufacturer Name: Omron Electronics Inc-EMC Div **Pins:** - P1 [pin 1] - P2 [pin 2] ### SW3 — [B3F-3120](https://www.flux.ai/jecstronic/b3f-3120.md) - Part Type: Switch - Manufacturer Part Number: B3F-3120 - Manufacturer Name: Omron Electronics Inc-EMC Div - Datasheet URL: https://omronfs.omron.com/en_US/ecb/products/pdf/en-b3f.pdf - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - P1 [pin 1] - P2 [pin 2] ### SW5 — [TL3330AF260QG](https://www.flux.ai/vasy_skral/tl3330af260qg.md) - Manufacturer Name: E-Switch - Datasheet URL: https://sten-eswitch-13110800-production.s3.amazonaws.com/system/asset/product_line/data_sheet/163/TL3330.pdf - Manufacturer Part Number: TL3330AF260QG - Part Type: Switch **Pins:** - P1 [pin 1] - P2 [pin 2] ### U1 — [74F675ASC](https://www.flux.ai/adrian95/74f675asc.md) - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: onsemi - Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/890/74F675A.pdf - Manufacturer Part Number: 74F675ASC **Pins:** - CS [pin 1] - GND [pin 12] - Q0 [pin 7] - Q1 [pin 8] - Q10 [pin 18] - Q11 [pin 19] - Q12 [pin 20] - Q13 [pin 21] - Q14 [pin 22] - Q15 [pin 23] - Q2 [pin 9] - Q3 [pin 10] - Q4 [pin 11] - Q5 [pin 13] - Q6 [pin 14] - Q7 [pin 15] - Q8 [pin 16] - Q9 [pin 17] - R/W [pin 3] - SCHP [pin 2] - SI [pin 4] - SO [pin 6] - STCP [pin 5] - VCC [pin 24] ### U2 — 74141 - Datasheet URL: https://g3ynh.info/digrdout/74141.html - Symbol Style: Parametric - Part Type: Integrated Circuit **Pins:** - 0 [pin 16] - 1 [pin 15] - 2 [pin 8] - 3 [pin 9] - 4 [pin 13] - 5 [pin 14] - 6 [pin 11] - 7 [pin 10] - 8 [pin 1] - 9 [pin 2] - A [pin 3] - B [pin 6] - C [pin 7] - D [pin 4] - GND [pin 12] - VCC [pin 5] ### U3 — 74141 - Symbol Style: Parametric - Part Type: Integrated Circuit - Datasheet URL: https://g3ynh.info/digrdout/74141.html **Pins:** - 0 [pin 16] - 1 [pin 15] - 2 [pin 8] - 3 [pin 9] - 4 [pin 13] - 5 [pin 14] - 6 [pin 11] - 7 [pin 10] - 8 [pin 1] - 9 [pin 2] - A [pin 3] - B [pin 6] - C [pin 7] - D [pin 4] - GND [pin 12] - VCC [pin 5] ### U4 — [ESP32-DEVKIT-V1](https://www.flux.ai/vasyl/esp32-devkit-v1.md) - Manufacturer Part Number: ESP32-DEVKIT-V1 - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32_datasheet_en.pdf - Manufacturer Name: Espressif Systems - Part Type: Module **Pins:** - 3V3 [pin 1] - D12 [pin 27] - D13 [pin 28] - D14 [pin 26] - D15 [pin 3] - D18 [pin 9] - D19 [pin 10] - D2 [pin 4] - D21 [pin 11] - D22 [pin 14] - D23 [pin 15] - D25 [pin 23] - D26 [pin 24] - D27 [pin 25] - D32 [pin 21] - D33 [pin 22] - D34 [pin 19] - D35 [pin 20] - D4 [pin 5] - D5 [pin 8] - EN [pin 16] - GND [pin 2] - GND__1 [pin 29] - RX0 [pin 12] - RX2 [pin 6] - TX0 [pin 13] - TX2 [pin 7] - VIN [pin 30] - VN [pin 18] - VP [pin 17] ### U5 — [LM7805CT/NOPB](https://www.flux.ai/adrian95/lm7805ctnopb.md) - Manufacturer Name: Texas Instruments - Part Type: Integrated Circuit - Manufacturer Part Number: LM7805CT/NOPB - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.ti.com/lit/ds/symlink/lm340.pdf **Pins:** - GND [pin 2] - VI [pin 1] - VO [pin 3] ### U6 — 74141 - Datasheet URL: https://g3ynh.info/digrdout/74141.html - Part Type: Integrated Circuit - Symbol Style: Parametric **Pins:** - 0 [pin 16] - 1 [pin 15] - 2 [pin 8] - 3 [pin 9] - 4 [pin 13] - 5 [pin 14] - 6 [pin 11] - 7 [pin 10] - 8 [pin 1] - 9 [pin 2] - A [pin 3] - B [pin 6] - C [pin 7] - D [pin 4] - GND [pin 12] - VCC [pin 5] ### U7 — 74141 - Part Type: Integrated Circuit - Symbol Style: Parametric - Datasheet URL: https://g3ynh.info/digrdout/74141.html **Pins:** - 0 [pin 16] - 1 [pin 15] - 2 [pin 8] - 3 [pin 9] - 4 [pin 13] - 5 [pin 14] - 6 [pin 11] - 7 [pin 10] - 8 [pin 1] - 9 [pin 2] - A [pin 3] - B [pin 6] - C [pin 7] - D [pin 4] - GND [pin 12] - VCC [pin 5] ### X3 — [32kHz Crystal Oscillator](https://www.flux.ai/corynrobinson/32khz-crystal-oscillator.md) - Manufacturer Part Number: ABS07-32.768KHZ-T - Part Type: Oscillator - Datasheet URL: https://octopart.com/datasheet/abs07-32.768khz-t-abracon-657766 - Package or Case Code: CSMD - Frequency: 32.768kHz - Manufacturer Name: Abracon **Pins:** - P1 - P2 *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/michaelkd/nixie-clock](https://www.flux.ai/michaelkd/nixie-clock).* --- *Generated from [https://www.flux.ai/michaelkd/nixie-clock](https://www.flux.ai/michaelkd/nixie-clock)*