{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"SN65HVD1781AQDRQ1","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"SN65HVD1781AQDRQ1","canonicalUrl":"https://icboms.com/texas-instruments/SN65HVD1781AQDRQ1","factsUrl":"https://icboms.com/api/mcp/products/SN65HVD1781AQDRQ1","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments SN65HVD1781AQDRQ1 automotive RS-422/RS-485 transceiver, half-duplex 1/1 driver/receiver, 1 Mbps data rate, 3.15V-5.5V supply, -40°C to 125°C, 8-SOIC package, AEC-Q100 qualified.","salesMarkdown":"## 1 Mbps half-duplex RS-485 transceiver with AEC-Q100 qualification The Texas Instruments SN65HVD1781AQDRQ1 is an automotive-grade half-duplex transceiver supporting the RS-422 and RS-485 protocols, with a single driver and single receiver integrated in an 8-SOIC package. The half-duplex architecture with one driver and one receiver is the standard pinout for an RS-485 node transceiver. The base product number is 65HVD1781, covering the family variants.","metaTitle":"TI SN65HVD1781AQDRQ1 RS-485 Transceiver, 1 Mbps, AEC-Q100","metaDescription":"Texas Instruments SN65HVD1781AQDRQ1 automotive RS-422/RS-485 half-duplex transceiver. 1 Mbps data rate, 3.15V-5.5V supply, -40°C to 125°C. AEC-Q100 qualified.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Interface & Transceivers"],"specifications":{"Mfr":"Texas Instruments","Type":"Transceiver","Grade":"Automotive","Duplex":"Half","Series":"-","Package":"Tape & Reel (TR) Cut Tape (CT)","Protocol":"RS422, RS485","Data Rate":"1Mbps","Mounting Type":"Surface Mount","Qualification":"AEC-Q100","Package / Case":"8-SOIC (0.154\\\", 3.90mm Width)","Product Status":"Active","lifecycle_stage":"eol_hot","Voltage - Supply":"3.15V ~ 5.5V","Base Product Number":"65HVD1781","Receiver Hysteresis":"50 mV","Operating Temperature":"-40°C ~ 125°C","Supplier Device Package":"8-SOIC","Number of Drivers/Receivers":"1/1"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$5.9400","priceTiers":[{"qty":1,"price":"$5.94000","currency":"USD"},{"qty":10,"price":"$5.33200","currency":"USD"},{"qty":25,"price":"$5.04040","currency":"USD"},{"qty":100,"price":"$4.36840","currency":"USD"},{"qty":250,"price":"$4.14432","currency":"USD"},{"qty":500,"price":"$3.71870","currency":"USD"},{"qty":1000,"price":"$3.13625","currency":"USD"},{"qty":2500,"price":"$2.97944","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/394d1d881653815e14bd90958a968128.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/SN65HVD1781AQDRQ1/alternatives.json"},"ai":{"faq":[{"question":"Is SN65HVD1781AQDRQ1 compatible with 3.3V systems?","answer":"Yes."},{"question":"What is the equivalent part for SN65HVD1781AQDRQ1?","answer":"The base product number is 65HVD1781. Within the same family, the non-automotive variant (SN65HVD1781D) is a functional equivalent but lacks AEC-Q100 qualification. For a pin-compatible automotive-grade alternative, the SN65HVD1782AQDRQ1 offers a different receiver hysteresis level; verify the system's noise margin before substituting."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/SN65HVD1781AQDRQ1","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/SN65HVD1781AQDRQ1 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:49:49.435Z","lastPublished":"2026-08-11T15:49:49.435Z","indexable":true}}