{"schemaVersion":1,"slug":"ripple-binary-counter","name":"Ripple binary counter","kind":"symbol","abbreviation":"CTR-RIP","aliases":["asynchronous binary counter","ripple counter"],"category":"logic-signals","drawingTypes":["Schematic"],"referenceFamilies":["Manufacturer"],"summary":"Counts clock events through cascaded storage stages whose output changes do not occur simultaneously.","description":["Counts clock events through cascaded storage stages whose output changes do not occur simultaneously.","On a schematic, identify the count input, clock polarity and clear input and trace the binary outputs and any decoded control signals. Keep the component tag and signal/reference names consistent across the control drawing, terminal schedule and device documentation.","Ripple transitions can briefly expose intermediate combinations; synchronous counters have a different update arrangement.","The preview is an independently drawn educational functional reference. Add the selected component’s actual power pins, terminal numbers, timing or analogue reference details when producing a construction drawing."],"readingNotes":["Identify the count input, clock polarity and clear input.","Trace the binary outputs and any decoded control signals."],"drawingChecklist":["Label the count input, clock polarity and clear input.","Cross-reference the binary outputs and any decoded control signals.","Add the selected device or circuit documentation revision, power/reference connections and project signal convention."],"distinction":"Ripple transitions can briefly expose intermediate combinations; synchronous counters have a different update arrangement.","facts":[{"label":"Common schematic mnemonic","value":"CTR-RIP — descriptive only; project/device documentation defines reference designations."},{"label":"Terminal / interface focus","value":"The count input, clock polarity and clear input"},{"label":"Artwork scope","value":"Original educational functional/circuit reference; not a selected product pinout."}],"references":[{"sourceId":"pub-electronics-ti-hc393","relevance":"Public primary manufacturer documentation establishes the component function or circuit/topology relationship. Preview geometry and drafting explanations are independently authored."}],"related":["synchronous-binary-counter","plc-io"],"artwork":"electronics-memory-ripple","publishedOn":"2026-10-14","updatedOn":"2026-10-14","provenance":"independent-public-research","url":"https://eloragrid.ai/symbols/ripple-binary-counter","illustration":{"url":"https://eloragrid.ai/library/illustrations/ripple-binary-counter.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"pub-electronics-ti-hc393","title":"SN74HC393 — ripple binary counters","publisher":"Texas Instruments","url":"https://www.ti.com/lit/ds/symlink/sn74hc393.pdf","type":"manufacturer","scope":"Public device-function and terminal documentation used as an example of ripple binary counters. Example part numbers are manufacturer identifiers, not IEC/IEEE symbol IDs. Device ratings, pin numbering and availability remain in the selected product documentation.","checkedOn":"2026-10-14","reuse":"link-only","relevance":"Public primary manufacturer documentation establishes the component function or circuit/topology relationship. Preview geometry and drafting explanations are independently authored."}]}