# Salty Pink Time Machine ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** itsdanielpena - **Created:** 3/10/2025 - **Last Updated:** 3/10/2025 - **Visibility:** Public ## Key Components ### IC1 — [SN74LS90N](https://www.flux.ai/jecstronic/sn74ls90n~ilb.md) - Datasheet URL: https://www.ti.com/lit/ds/symlink/sn74ls93.pdf - Manufacturer Part Number: SN74LS90N - Manufacturer Name: Texas Instruments Inc. - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Integrated Circuit **Pins:** - CKA [pin 14] - CKB [pin 1] - GND [pin 10] - NC_1 [pin 4] - NC_2 [pin 13] - QA [pin 12] - QB [pin 9] - QC [pin 8] - QD [pin 11] - R0(1) [pin 2] - R0(2) [pin 3] - R9(1) [pin 6] - R9(2) [pin 7] - VCC [pin 5] ### IC1 — [SN74LS90N](https://www.flux.ai/jecstronic/sn74ls90n~ilb.md) - Manufacturer Part Number: SN74LS90N - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Texas Instruments Inc. - Part Type: Integrated Circuit - Datasheet URL: https://www.ti.com/lit/ds/symlink/sn74ls93.pdf **Pins:** - CKA [pin 14] - CKB [pin 1] - GND [pin 10] - NC_1 [pin 4] - NC_2 [pin 13] - QA [pin 12] - QB [pin 9] - QC [pin 8] - QD [pin 11] - R0(1) [pin 2] - R0(2) [pin 3] - R9(1) [pin 6] - R9(2) [pin 7] - VCC [pin 5] ### IC2 — [SN74LS90N](https://www.flux.ai/jecstronic/sn74ls90n~ilb.md) - Datasheet URL: https://www.ti.com/lit/ds/symlink/sn74ls93.pdf - Manufacturer Part Number: SN74LS90N - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Texas Instruments Inc. **Pins:** - CKA [pin 14] - CKB [pin 1] - GND [pin 10] - NC_1 [pin 4] - NC_2 [pin 13] - QA [pin 12] - QB [pin 9] - QC [pin 8] - QD [pin 11] - R0(1) [pin 2] - R0(2) [pin 3] - R9(1) [pin 6] - R9(2) [pin 7] - VCC [pin 5] ### IC2 — [SN74LS90N](https://www.flux.ai/jecstronic/sn74ls90n~ilb.md) - Datasheet URL: https://www.ti.com/lit/ds/symlink/sn74ls93.pdf - Part Type: Integrated Circuit - Manufacturer Name: Texas Instruments Inc. - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: SN74LS90N **Pins:** - CKA [pin 14] - CKB [pin 1] - GND [pin 10] - NC_1 [pin 4] - NC_2 [pin 13] - QA [pin 12] - QB [pin 9] - QC [pin 8] - QD [pin 11] - R0(1) [pin 2] - R0(2) [pin 3] - R9(1) [pin 6] - R9(2) [pin 7] - VCC [pin 5] ### IC3 — [SN74LS90N](https://www.flux.ai/jecstronic/sn74ls90n~ilb.md) - Manufacturer Name: Texas Instruments Inc. - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Integrated Circuit - Manufacturer Part Number: SN74LS90N - Datasheet URL: https://www.ti.com/lit/ds/symlink/sn74ls93.pdf **Pins:** - CKA [pin 14] - CKB [pin 1] - GND [pin 10] - NC_1 [pin 4] - NC_2 [pin 13] - QA [pin 12] - QB [pin 9] - QC [pin 8] - QD [pin 11] - R0(1) [pin 2] - R0(2) [pin 3] - R9(1) [pin 6] - R9(2) [pin 7] - VCC [pin 5] ### IC3 — [SN74LS90N](https://www.flux.ai/jecstronic/sn74ls90n~ilb.md) - Datasheet URL: https://www.ti.com/lit/ds/symlink/sn74ls93.pdf - Part Type: Integrated Circuit - Manufacturer Name: Texas Instruments Inc. - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: SN74LS90N **Pins:** - CKA [pin 14] - CKB [pin 1] - GND [pin 10] - NC_1 [pin 4] - NC_2 [pin 13] - QA [pin 12] - QB [pin 9] - QC [pin 8] - QD [pin 11] - R0(1) [pin 2] - R0(2) [pin 3] - R9(1) [pin 6] - R9(2) [pin 7] - VCC [pin 5] ### U1 — [NE555DR](https://www.flux.ai/adrian95/ne555dr~4j.md) - Manufacturer Part Number: NE555DR - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Texas Instruments - Datasheet URL: https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=https%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Fse555 - Part Type: Integrated Circuit **Pins:** - CONT [pin 5] - DISCH [pin 7] - GND [pin 1] - OUT [pin 3] - RESET [pin 4] - THRES [pin 6] - TRIG [pin 2] - VCC [pin 8] ### U1 — [NE555DR](https://www.flux.ai/adrian95/ne555dr~4j.md) - Manufacturer Part Number: NE555DR - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Integrated Circuit - Manufacturer Name: Texas Instruments - Datasheet URL: https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=https%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Fse555 **Pins:** - CONT [pin 5] - DISCH [pin 7] - GND [pin 1] - OUT [pin 3] - RESET [pin 4] - THRES [pin 6] - TRIG [pin 2] - VCC [pin 8] ### U2 — [74LV123BQ,115](https://www.flux.ai/lcsc/74lv123bqc115~cdw4.md) - Product Info Url: https://lcsc.com/product-detail/presales_Nexperia-74LV123BQ-115_C547880.html - Package or Case Code: DHVQFN-16_L3.5-W2.5-P0.50-BL-EP - Manufacturer Name: Nexperia(安世) - LCSC Part Number: C547880 - JLCPCB Part Class: Extended Part - Manufacturer Part Number: 74LV123BQ,115 - Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_2407241039_Nexperia-74LV123BQ-115_C547880.pdf - Part Type: Multivibrators **Pins:** - ~{1A} [pin 1] - ~{1Q} [pin 4] - ~{1RD} [pin 3] - ~{2A} [pin 9] - ~{2Q} [pin 12] - ~{2RD} [pin 11] - 1B [pin 2] - 1CEXT [pin 14] - 1Q [pin 13] - 1REXT/CEXT [pin 15] - 2B [pin 10] - 2CEXT [pin 6] - 2Q [pin 5] - 2REXT/CEXT [pin 7] - EP [pin 17] - GND [pin 8] - VCC [pin 16] ### U2 — [74LV123BQ,115](https://www.flux.ai/lcsc/74lv123bqc115~cdw4.md) - Manufacturer Part Number: 74LV123BQ,115 - JLCPCB Part Class: Extended Part - Part Type: Multivibrators - Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_2407241039_Nexperia-74LV123BQ-115_C547880.pdf - Product Info Url: https://lcsc.com/product-detail/presales_Nexperia-74LV123BQ-115_C547880.html - Package or Case Code: DHVQFN-16_L3.5-W2.5-P0.50-BL-EP - Manufacturer Name: Nexperia(安世) - LCSC Part Number: C547880 **Pins:** - ~{1A} [pin 1] - ~{1Q} [pin 4] - ~{1RD} [pin 3] - ~{2A} [pin 9] - ~{2Q} [pin 12] - ~{2RD} [pin 11] - 1B [pin 2] - 1CEXT [pin 14] - 1Q [pin 13] - 1REXT/CEXT [pin 15] - 2B [pin 10] - 2CEXT [pin 6] - 2Q [pin 5] - 2REXT/CEXT [pin 7] - EP [pin 17] - GND [pin 8] - VCC [pin 16] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/itsdanielpena/salty-pink-time-machine~xt](https://www.flux.ai/itsdanielpena/salty-pink-time-machine~xt).* --- *Generated from [https://www.flux.ai/itsdanielpena/salty-pink-time-machine~xt](https://www.flux.ai/itsdanielpena/salty-pink-time-machine~xt)*