{"product_id":"cd4021-8-stage-parallel-in-serial-out-shift-register-ic-3-15v-cmos-logic-low-power-dip-sop-package-xinbole","title":"CD4021 8-Stage Parallel-In Serial-Out Shift Register IC | 3–15V CMOS Logic, Low Power, DIP\/SOP Package | Xinbole","description":"\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:2629c27e-f2db-4e3d-8d7b-056711e5a372-64\" data-testid=\"conversation-turn-130\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"326a769c-fff1-4afe-befa-658a8cb27523\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003cp data-start=\"183\" data-end=\"612\"\u003eThe CD4021 is a high-performance 8-stage parallel-in serial-out shift register IC from the CD4XXX CMOS logic family, designed for efficient data conversion and digital signal handling in embedded and industrial electronic systems. Built using advanced CMOS technology, it delivers ultra-low power consumption, high noise immunity, and stable switching performance, ensuring reliable operation across a wide range of applications.\u003c\/p\u003e\n\u003cp data-start=\"614\" data-end=\"1035\"\u003eOperating over a wide supply voltage range of 3V to 15V, the CD4021 provides excellent design flexibility compared to lower-voltage logic families. This broad voltage compatibility allows seamless integration into battery-powered systems as well as standard 5V and 12V digital logic circuits. Its CMOS architecture ensures minimal static power dissipation while maintaining accurate data storage and shifting performance.\u003c\/p\u003e\n\u003cp data-start=\"1037\" data-end=\"1316\"\u003eThe device features 8 parallel input pins with serial output capability, enabling efficient data conversion and reducing microcontroller I\/O usage. This makes it ideal for expanding input capability in digital systems while maintaining compact circuit design and high efficiency.\u003c\/p\u003e\n\u003cp data-start=\"1318\" data-end=\"1468\"\u003eIts optimized internal structure ensures low thermal generation, high reliability, and stable long-term operation even in continuous-use environments.\u003c\/p\u003e\n\u003cp data-start=\"1470\" data-end=\"1633\"\u003eAvailable in both DIP and SOP package types, the CD4021 offers flexible integration for prototyping, PCB design optimization, and scalable production applications.\u003c\/p\u003e\n\u003chr data-start=\"1635\" data-end=\"1638\"\u003e\n\u003ch3 data-section-id=\"3icoal\" data-start=\"1640\" data-end=\"1688\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1644\" data-end=\"1686\"\u003eKey Features \u0026amp; Applications (Combined)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1689\" data-end=\"2019\"\u003e\n\u003cli data-section-id=\"qfvh2w\" data-start=\"1689\" data-end=\"1741\"\u003e8-stage parallel-in serial-out shift register IC\u003c\/li\u003e\n\u003cli data-section-id=\"ike3zy\" data-start=\"1742\" data-end=\"1779\"\u003eWide operating voltage: 3V to 15V\u003c\/li\u003e\n\u003cli data-section-id=\"injc4\" data-start=\"1780\" data-end=\"1815\"\u003eUltra-low power CMOS technology\u003c\/li\u003e\n\u003cli data-section-id=\"1sn2im5\" data-start=\"1816\" data-end=\"1860\"\u003eHigh noise immunity and stable operation\u003c\/li\u003e\n\u003cli data-section-id=\"no3al0\" data-start=\"1861\" data-end=\"1913\"\u003eEfficient data conversion with minimal I\/O usage\u003c\/li\u003e\n\u003cli data-section-id=\"wdal7i\" data-start=\"1914\" data-end=\"1946\"\u003eLow static power consumption\u003c\/li\u003e\n\u003cli data-section-id=\"9fwvpd\" data-start=\"1947\" data-end=\"1981\"\u003eReliable long-term performance\u003c\/li\u003e\n\u003cli data-section-id=\"fdywed\" data-start=\"1982\" data-end=\"2019\"\u003eAvailable in DIP and SOP packages\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2021\" data-end=\"2040\"\u003e\u003cstrong data-start=\"2021\" data-end=\"2038\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2041\" data-end=\"2297\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"wof935\" data-start=\"2041\" data-end=\"2076\"\u003eMicrocontroller input expansion\u003c\/li\u003e\n\u003cli data-section-id=\"cc7ynx\" data-start=\"2077\" data-end=\"2113\"\u003eDigital data acquisition systems\u003c\/li\u003e\n\u003cli data-section-id=\"1irhu4h\" data-start=\"2114\" data-end=\"2151\"\u003eIndustrial automation electronics\u003c\/li\u003e\n\u003cli data-section-id=\"11s9q1d\" data-start=\"2152\" data-end=\"2178\"\u003eEmbedded system design\u003c\/li\u003e\n\u003cli data-section-id=\"io6x69\" data-start=\"2179\" data-end=\"2221\"\u003eSignal processing and control circuits\u003c\/li\u003e\n\u003cli data-section-id=\"lr91vb\" data-start=\"2222\" data-end=\"2255\"\u003eKeypad and sensor interfacing\u003c\/li\u003e\n\u003cli data-section-id=\"1j2e9vc\" data-start=\"2256\" data-end=\"2297\" data-is-last-node=\"\"\u003eGeneral-purpose CMOS logic applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"xinbole","offers":[{"title":"Default Title","offer_id":43856803692609,"sku":null,"price":0.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/4468\/5633\/files\/Integrated_Circuits-02-01_21de9394-cbdf-440c-93e1-dd1367592f04.png?v=1769084412","url":"https:\/\/hext.in\/products\/cd4021-8-stage-parallel-in-serial-out-shift-register-ic-3-15v-cmos-logic-low-power-dip-sop-package-xinbole","provider":"Hext by Regent Electronics","version":"1.0","type":"link"}