# [Example] Simulation of Astable Multivibrator Circuit ## Description A simulated blinking LED circuit using an astable multivibrator a.k.a "flip-flop" as a square wave generator. It also includes PCB layout of the project. ## Project Details - **Owner:** erpeters - **Created:** 4/19/2022 - **Last Updated:** 4/22/2022 - **Visibility:** Public ## Key Components ### BATT1 — [1070TR](https://www.flux.ai/jharwinbarrozo/1070tr~eit.md) - Manufacturer Part Number: 1070TR - Voltage: 3V - Datasheet URL: https://www.keyelco.com/userAssets/file/M65p5.pdf - Manufacturer Name: Keystone Electronics **Pins:** - - - + ### LED1 — [CTL1206FYW1T](https://www.flux.ai/jharwinbarrozo/ctl1206fyw1t~cql.md) - Forward Voltage: 1.70V - Part Type: Power Source - Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf - Manufacturer Name: Venkel - Manufacturer Part Number: CTL1206FYW1T **Pins:** - A - K ### LED10 — [CTL1206FYW1T](https://www.flux.ai/jharwinbarrozo/ctl1206fyw1t~cql.md) - Part Type: Power Source - Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf - Forward Voltage: 1.70V - Manufacturer Name: Venkel - Manufacturer Part Number: CTL1206FYW1T **Pins:** - A - K ### LED2 — [CTL1206FYW1T](https://www.flux.ai/jharwinbarrozo/ctl1206fyw1t~cql.md) - Forward Voltage: 1.70V - Part Type: Power Source - Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf - Manufacturer Name: Venkel - Manufacturer Part Number: CTL1206FYW1T **Pins:** - A - K ### LED3 — [CTL1206FYW1T](https://www.flux.ai/jharwinbarrozo/ctl1206fyw1t~cql.md) - Part Type: Power Source - Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf - Forward Voltage: 1.70V - Manufacturer Part Number: CTL1206FYW1T - Manufacturer Name: Venkel **Pins:** - A - K ### LED4 — [CTL1206FYW1T](https://www.flux.ai/jharwinbarrozo/ctl1206fyw1t~cql.md) - Manufacturer Part Number: CTL1206FYW1T - Manufacturer Name: Venkel - Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf - Forward Voltage: 1.70V - Part Type: Power Source **Pins:** - A - K ### LED5 — [CTL1206FYW1T](https://www.flux.ai/jharwinbarrozo/ctl1206fyw1t~cql.md) - Manufacturer Part Number: CTL1206FYW1T - Manufacturer Name: Venkel - Forward Voltage: 1.70V - Part Type: Power Source - Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf **Pins:** - A - K ### LED6 — [CTL1206FYW1T](https://www.flux.ai/jharwinbarrozo/ctl1206fyw1t~cql.md) - Manufacturer Name: Venkel - Manufacturer Part Number: CTL1206FYW1T - Part Type: Power Source - Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf - Forward Voltage: 1.70V **Pins:** - A - K ### LED7 — [CTL1206FYW1T](https://www.flux.ai/jharwinbarrozo/ctl1206fyw1t~cql.md) - Manufacturer Part Number: CTL1206FYW1T - Manufacturer Name: Venkel - Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf - Forward Voltage: 1.70V - Part Type: Power Source **Pins:** - A - K ### LED8 — [CTL1206FYW1T](https://www.flux.ai/jharwinbarrozo/ctl1206fyw1t~cql.md) - Manufacturer Name: Venkel - Manufacturer Part Number: CTL1206FYW1T - Forward Voltage: 1.70V - Part Type: Power Source - Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf **Pins:** - A - K ### LED9 — [CTL1206FYW1T](https://www.flux.ai/jharwinbarrozo/ctl1206fyw1t~cql.md) - Datasheet URL: https://page.venkel.com/hubfs/Resources/Datasheets/LEDs/CTL1206FYW1T.pdf - Forward Voltage: 1.70V - Part Type: Power Source - Manufacturer Part Number: CTL1206FYW1T - Manufacturer Name: Venkel **Pins:** - A - K ### Q1 — [MMBT3904](https://www.flux.ai/jharwinbarrozo/mmbt3904~rvh.md) - Manufacturer Name: MDD - Manufacturer Part Number: MMBT3904 - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/NextGen%20Components%20PDFs/MMBT3904.pdf - Part Type: Transistor **Pins:** - B - C - E ### Q2 — [MMBT3904](https://www.flux.ai/jharwinbarrozo/mmbt3904~rvh.md) - Manufacturer Name: MDD - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/NextGen%20Components%20PDFs/MMBT3904.pdf - Manufacturer Part Number: MMBT3904 - Part Type: Transistor **Pins:** - B - C - E ### U1 — [CD4017BE](https://www.flux.ai/jharwinbarrozo/cd4017be~md.md) - Manufacturer Name: Texas Instruments - Manufacturer Part Number: CD4017BE - Part Type: Integrated Circuit - Datasheet URL: https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=https%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Fcd4017b **Pins:** - 1 / Q5 - 10 / Q4 - 11 / Q9 - 12 / CARRY OUT - 13 / CLOCK INHIBIT - 14 / CLOCK - 15 / RST - 16 / VDD - 2 / Q1 - 3 / Q0 - 4 / Q2 - 5 / Q6 - 6 / Q7 - 7 / Q3 - 8 / VSS - 9 / Q8 *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/erpeters/example-simulation-of-astable-multivibrator-circuit~0r](https://www.flux.ai/erpeters/example-simulation-of-astable-multivibrator-circuit~0r).* --- *Generated from [https://www.flux.ai/erpeters/example-simulation-of-astable-multivibrator-circuit~0r](https://www.flux.ai/erpeters/example-simulation-of-astable-multivibrator-circuit~0r)*