{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"SN74HCS594QWBQBRQ1","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"SN74HCS594QWBQBRQ1","canonicalUrl":"https://icboms.com/texas-instruments/SN74HCS594QWBQBRQ1","factsUrl":"https://icboms.com/api/mcp/products/SN74HCS594QWBQBRQ1","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments 74HCS series automotive 8-bit shift register, SN74HCS594QWBQBRQ1, serial-to-parallel, push-pull outputs, 2V-6V supply, 16-WQFN (2.5x3.5mm), AEC-Q100.","salesMarkdown":"## 16-WQFN exposed-pad package — board integration The SN74HCS594QWBQBRQ1 comes in a 16-WFQFN exposed-pad package (2.5x3.5mm body). The 0.5mm pitch QFN demands a solder-paste stencil aperture matched to the land pattern in TI's application note SLUA271. A four-layer board with a thermal via array under the pad is the standard layout for automotive ambient temperatures. ## 2V to 6V supply — single-rail flexibility At 5V the push-pull outputs source enough current to drive LED indicators or small relays directly; at 3.3V the propagation delay is slightly higher but still within the timing budget for most SPI-like serial interfaces. The 74HCS family uses Schmitt-trigger inputs, so the serial data line tolerates slow edges from a microcontroller GPIO without external hysteresis — useful when the trace runs across a noisy automotive harness. ## AEC-Q100 Grade 1 — under-hood temperature range This covers the under-hood and chassis-mount temperature profile where the ECU sees 105°C on a summer day and still has margin to the 125°C limit.","metaTitle":"SN74HCS594QWBQBRQ1 TI 8-bit shift register, AEC-Q100, 2-6V","metaDescription":"Texas Instruments SN74HCS594QWBQBRQ1 automotive 8-bit shift register, 2V-6V supply, AEC-Q100, -40°C to 125°C. Active production, sourced to order.","metaKeywords":null},"attributes":{"series":"74HCS","packageCase":null,"mountingType":null,"rohsStatus":"Not applicable","productStatus":"Active","categoryPath":["Logic ICs"],"specifications":{"Grade":"Automotive","Series":"74HCS","Package":"Tape & Reel (TR); Cut Tape (CT)","Function":"Serial to Parallel","Logic Type":"Shift Register","Output Type":"Push-Pull","Mounting Type":"Surface Mount","Qualification":"AEC-Q100","Package / Case":"16-WFQFN Exposed Pad","lifecycle_stage":"eol_hot","Voltage - Supply":"2V ~ 6V","Number of Elements":"1","Operating Temperature":"-40°C ~ 125°C (TA)","Supplier Device Package":"16-WQFN (2.5x3.5)","Number of Bits per Element":"8"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.75","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$0.75000","currency":"USD"},{"qty":10,"price":"$0.65700","currency":"USD"},{"qty":25,"price":"$0.61680","currency":"USD"},{"qty":100,"price":"$0.50340","currency":"USD"},{"qty":250,"price":"$0.46756","currency":"USD"},{"qty":500,"price":"$0.39794","currency":"USD"},{"qty":1000,"price":"$0.31835","currency":"USD"},{"qty":3000,"price":"$0.28851","currency":"USD"},{"qty":6000,"price":"$0.26861","currency":"USD"},{"qty":15000,"price":"$0.25866","currency":"USD"},{"qty":30000,"price":"$0.24871","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/9dfb610c4eabd2e7c2148355a38ae5ed.pdf","sourceUrl":null},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/SN74HCS594QWBQBRQ1","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/SN74HCS594QWBQBRQ1 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}}