# CONTADORES 2 ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** sagc - **Created:** 5/22/2025 - **Last Updated:** 5/22/2025 - **Visibility:** Public ## Key Components ### D1 — [10mm CA White 7 Segment Display](https://www.flux.ai/corynrobinson/10mm-ca-white-7-segment-display~m0.md) - Manufacturer Part Number: HDSM-431W - Part Type: LED - Current: 10mA - Datasheet URL: https://docs.broadcom.com/doc/AV02-1644EN - Forward Voltage: 2.95V - Purchase Url: https://octopart.com/hdsm-431w-broadcom-71129225?r=sp - Manufacturer Name: Broadcom **Pins:** - a - Anode1 - Anode2 - b - c - d - dp - e - f - g ### U1 — [SN74LS76AN](https://www.flux.ai/jecstronic/sn74ls76an~l2t.md) - Manufacturer Name: Texas Instruments - Datasheet URL: https://www.alldatasheet.com/datasheet-pdf/pdf/27427/TI/SN74LS76AN.html - Manufacturer Part Number: SN74LS76AN - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Integrated Circuit **Pins:** - CD [pin 3] - CD [pin 8] - CP [pin 1] - CP [pin 6] - GND [pin 13] - J [pin 4] - J [pin 9] - K [pin 12] - K [pin 16] - Q [pin 10] - Q [pin 11] - Q [pin 15] - Q [pin 14] - SD [pin 7] - SD [pin 2] - VCC [pin 5] ### U2 — [NE555DR](https://www.flux.ai/adrian95/ne555dr~4j.md) - License: https://creativecommons.org/licenses/by/4.0/ - 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 - Manufacturer Name: Texas Instruments - Manufacturer Part Number: NE555DR **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] ### U3 — [SN74LS48N](https://www.flux.ai/jecstronic/sn74ls48n~hkw.md) - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Texas Instruments - Datasheet URL: https://www.alldatasheet.com/datasheet-pdf/pdf/27434/TI/SN74LS48N.html - Manufacturer Part Number: SN74LS48N **Pins:** - ~BI~/~RBO [pin 4] - ~LT [pin 3] - ~RBI [pin 5] - A_1 [pin 7] - A_2 [pin 13] - B_1 [pin 1] - B_2 [pin 12] - C_1 [pin 2] - C_2 [pin 11] - D_1 [pin 6] - D_2 [pin 10] - E [pin 9] - F [pin 15] - G [pin 14] - GND [pin 8] - VCC [pin 16] ### U4 — [SN74LS76AN](https://www.flux.ai/jecstronic/sn74ls76an~l2t.md) - Manufacturer Part Number: SN74LS76AN - Datasheet URL: https://www.alldatasheet.com/datasheet-pdf/pdf/27427/TI/SN74LS76AN.html - Manufacturer Name: Texas Instruments - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - CD [pin 3] - CD [pin 8] - CP [pin 1] - CP [pin 6] - GND [pin 13] - J [pin 4] - J [pin 9] - K [pin 12] - K [pin 16] - Q [pin 10] - Q [pin 11] - Q [pin 15] - Q [pin 14] - SD [pin 7] - SD [pin 2] - VCC [pin 5] ### U5 — [SN74LS08D](https://www.flux.ai/jecstronic/sn74ls08d~pi.md) - Manufacturer Name: Texas Instruments - Manufacturer Part Number: SN74LS08D - Datasheet URL: https://www.ti.com/lit/ds/symlink/sn74ls08.pdf - Part Type: Operational Amplifier (OP-AMP) - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 1A [pin 1] - 1B [pin 2] - 1Y [pin 3] - 2A [pin 4] - 2B [pin 5] - 2Y [pin 6] - 3A [pin 9] - 3B [pin 10] - 3Y [pin 8] - 4A [pin 12] - 4B [pin 13] - 4Y [pin 11] - GND [pin 7] - VCC [pin 14] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/sagc/contadores-2~tv](https://www.flux.ai/sagc/contadores-2~tv).* --- *Generated from [https://www.flux.ai/sagc/contadores-2~tv](https://www.flux.ai/sagc/contadores-2~tv)*