{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"SNJ54ABT240J","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"SNJ54ABT240J","canonicalUrl":"https://icboms.com/texas-instruments/SNJ54ABT240J","factsUrl":"https://icboms.com/api/mcp/products/SNJ54ABT240J","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments SNJ54ABT240J, Octal Buffer/Driver with three-state outputs, JAN qualified, Bulk package, Active lifecycle.","salesMarkdown":"## Octal buffer/driver for military-grade bus interfaces The Texas Instruments SNJ54ABT240J is an octal buffer and line driver designed for bus-oriented systems. It provides eight non-inverting buffers with three-state outputs, letting you drive heavily loaded backplanes or memory arrays without external pull-ups. The JAN (Joint Army-Navy) qualification means this part has been screened to military-level reliability standards — the same die as the commercial 54ABT240 but with additional burn-in and lot-acceptance testing. You will find it in avionics, ground-radar, and secure-communications equipment where a single-point failure is not an option. ## Three-state outputs — why they matter on a shared bus Three-state outputs let the buffer disconnect from the bus when the output-enable pin is deasserted. That means multiple devices can share the same data lines without contention — each one takes turns driving or goes high-impedance. For a backplane with a dozen card slots, this is what makes the arbitration work. The SNJ54ABT240J uses the ABT (Advanced BiCMOS) process, which gives you the drive strength of a bipolar output with the power efficiency of CMOS. Expect fast propagation delays and low static power relative to the 54F or 54ALS families. The product status is listed as Active. Texas Instruments continues to manufacture this part with no announced last-time-buy or end-of-life window. ## Sourcing reality — JAN parts move through independent channels JAN-qualified logic like the SNJ54ABT240J is not a high-volume catalog item at every distributor. The franchised channel may carry it, but the independent distribution network often has the fresher date codes and the traceability documentation that military buyers require. If you need a lot-date code or a specific screening level (JAN, JANTX, JANTXV), include that in the RFQ notes — the supply chain can pull the right variant.","metaTitle":"SNJ54ABT240J Octal Buffer/Driver, Active, JAN Qualified","metaDescription":"SNJ54ABT240J octal buffer/driver from Texas Instruments. JAN qualified, active lifecycle. Three-state outputs.","metaKeywords":null},"attributes":{"series":"*","packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Logic ICs"],"specifications":{"Series":"*","Package":"Bulk","lifecycle_stage":"eol_hot"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$16.48","stockQuantity":0,"priceTiers":[{"qty":19,"price":"$16.48000","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/88eebb93d6031e47d1a7eae1e8f299a4.pdf","sourceUrl":null},"ai":{"faq":[{"question":"Is the SNJ54ABT240J obsolete?","answer":"No."},{"question":"Does the SNJ54ABT240J have three-state outputs?","answer":"Yes. The SNJ54ABT240J is an octal buffer/line driver with three-state outputs, allowing multiple devices to share a common bus without signal contention."},{"question":"What is the difference between the SNJ54ABT240J and the SN74ABT240?","answer":"The SNJ54ABT240J is the JAN-qualified military-grade version, screened to tighter reliability standards and specified over the full military temperature range. The SN74ABT240 is the commercial/industrial variant with a lower temperature rating and no JAN screening. Functionally they are the same octal buffer/driver, but the JAN part is required for defense and aerospace contracts that mandate MIL-STD-883 or DESC drawing compliance."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/SNJ54ABT240J","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/SNJ54ABT240J when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-17T19:50:00.618Z","lastPublished":"2026-07-17T19:50:00.618Z","indexable":true}}