{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"49FCT3805QGI","brand":"Renesas Electronics","brandSlug":"renesas","productSlug":"49FCT3805QGI","canonicalUrl":"https://icboms.com/renesas/49FCT3805QGI","factsUrl":"https://icboms.com/api/mcp/products/49FCT3805QGI","rawCanonicalId":null},"summary":{"shortDescription":"Renesas Electronics 49FCT series fanout buffer (distribution), 49FCT3805QGI, 1:5 input:output ratio, 2 circuits, 3V to 3.6V supply, CMOS/LVTTL I/O, -40°C to 85°C, 20-SSOP package.","salesMarkdown":"## Active production — two 1:5 fanout banks The 49FCT3805QGI is a Renesas 49FCT-series fanout buffer with two independent 1:5 distribution circuits, each splitting one input into five copies. The 20-SSOP (0.154\" body width, 3.90 mm) and the equivalent 20-QSOP supplier package share the same footprint — a design laid out for one accepts the other without a board spin.","metaTitle":"Renesas 49FCT3805QGI Clock Buffer, 1:5 Fanout, 20-SSOP","metaDescription":"Renesas 49FCT3805QGI fanout buffer, 1:5 distribution, 2 circuits, 3V-3.6V, -40°C to 85°C, 20-SSOP. RoHS3 compliant. Active production — request a quote.","metaKeywords":null},"attributes":{"series":"49FCT","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Clock & Timing ICs"],"specifications":{"Type":"Fanout Buffer (Distribution)","Input":"CMOS, LVTTL","Output":"CMOS, LVTTL","Series":"49FCT","Package":"Tube","Mounting Type":"Surface Mount","Package / Case":"20-SSOP (0.154\\\", 3.90mm Width)","lifecycle_stage":"eol_hot","Voltage - Supply":"3V ~ 3.6V","Number of Circuits":"2","Ratio - Input:Output":"1:5","Operating Temperature":"-40°C ~ 85°C","Supplier Device Package":"20-QSOP","Differential - Input:Output":"No/No"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.79","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$1.79000","currency":"USD"},{"qty":10,"price":"$1.60600","currency":"USD"},{"qty":25,"price":"$1.51520","currency":"USD"},{"qty":100,"price":"$1.29080","currency":"USD"},{"qty":250,"price":"$1.21200","currency":"USD"},{"qty":500,"price":"$1.06050","currency":"USD"},{"qty":1000,"price":"$0.87870","currency":"USD"},{"qty":2500,"price":"$0.81810","currency":"USD"},{"qty":5000,"price":"$0.78780","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/08fdeaeeaed648516dd3aed7937ad9b9.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the input and output logic of the 49FCT3805QGI?","answer":"Both input and output are CMOS and LVTTL compatible, and the device is non-differential — it does not accept or produce PECL, LVPECL, or LVDS levels. The 1:5 fanout per circuit works with single-ended clock sources."},{"question":"Will the 49FCT3805QGI drop in for the 49FCT3805PYGI?","answer":"The 49FCT3805PYGI is a peer in the same 49FCT3805 family with identical supply voltage, circuit count, I/O type, and temperature range. The difference is the package — the QGI suffix denotes a 20-SSOP/QSOP, while the PYGI suffix is a different package variant. Confirm the board footprint matches before substituting."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/renesas/49FCT3805QGI","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/renesas/49FCT3805QGI when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-22T19:45:10.375Z","lastPublished":"2026-07-22T19:45:10.375Z","indexable":true}}