{"product_id":"alliance-as4c256k16e0-50jc-memory-ic","title":"ALLIANCE AS4C256K16E0-50JC Memory IC 256Kx16 50ns SOJ-44","description":"\u003cstyle\u003e\n.nxs-industrial-product-page {\n--industrial-navy: #082f49;\n    --industrial-blue: #0b4f7c;\n    --industrial-blue-2: #0f6ea8;\n    --industrial-blue-3: #1784c1;\n    --industrial-cyan: #38bdf8;\n    --steel-blue: #dcebf5;\n    --steel-blue-2: #edf6fb;\n    --steel-line: #c9dce9;\n    --surface: #ffffff;\n    --surface-soft: #f7fbfe;\n    --text-main: #173042;\n    --text-muted: #5e7382;\n    --shadow-soft: 0 10px 30px rgba(8, 47, 73, 0.08);\n    --shadow-hover: 0 16px 36px rgba(8, 79, 124, 0.15);\n    --radius-lg: 14px;\n    --radius-md: 10px;\n}\n\n.nxs-industrial-product-page, .nxs-industrial-product-page * {\nmargin: 0;\n    padding: 0;\n    box-sizing: border-box;\n    font-family: Arial, Helvetica, sans-serif;\n}\n\n.nxs-industrial-product-page {\nbackground-color: #f3f8fb;\n    background-image:\n        linear-gradient(180deg, #eef6fb 0, #f7fafc 320px, #eef3f7 100%),\n        linear-gradient(rgba(15, 110, 168, 0.025) 1px, transparent 1px),\n        linear-gradient(90deg, rgba(15, 110, 168, 0.025) 1px, transparent 1px);\n    background-size: auto, 34px 34px, 34px 34px;\n    position: relative;\n    isolation: isolate;\n    overflow: hidden;\n    color: var(--text-main);\n    line-height: 1.75;\n    -webkit-font-smoothing: antialiased;\n}\n\n.nxs-industrial-product-page .container {\nwidth: 92%;\n    max-width: 1120px;\n    margin: 0 auto;\n    padding-bottom: 34px;\n}\n\n.nxs-industrial-product-page main {\npadding-top: 8px;\n}\n\n.nxs-industrial-product-page .section {\nposition: relative;\n    overflow: hidden;\n    background: var(--surface);\n    margin: 22px auto;\n    padding: 36px 30px;\n    border: 1px solid var(--steel-line);\n    border-radius: var(--radius-lg);\n    box-shadow: var(--shadow-soft);\n}\n\n.nxs-industrial-product-page .section::before {\ncontent: \"\";\n    position: absolute;\n    left: 0;\n    top: 0;\n    width: 5px;\n    height: 100%;\n    background: linear-gradient(180deg, var(--industrial-blue-3), var(--industrial-blue));\n}\n\n.nxs-industrial-product-page .section h2 {\nposition: relative;\n    display: inline-flex;\n    align-items: center;\n    gap: 10px;\n    font-size: 25px;\n    line-height: 1.3;\n    color: var(--industrial-navy);\n    margin-bottom: 24px;\n    letter-spacing: -0.2px;\n}\n\n.nxs-industrial-product-page .section h2::before {\ncontent: \"\";\n    width: 28px;\n    height: 4px;\n    flex: 0 0 28px;\n    border-radius: 999px;\n    background: linear-gradient(90deg, var(--industrial-blue-2), var(--industrial-cyan));\n}\n\n.nxs-industrial-product-page .section p {\ncolor: var(--text-main);\n}\n\n.nxs-industrial-product-page .spec-table {\nwidth: 100%;\n    border-collapse: separate;\n    border-spacing: 0;\n    overflow: hidden;\n    border: 1px solid var(--steel-line);\n    border-radius: var(--radius-md);\n    background: #fff;\n}\n\n.nxs-industrial-product-page .spec-table tr {\ntransition: background-color 0.2s ease, transform 0.2s ease;\n}\n\n.nxs-industrial-product-page .spec-table tr:nth-child(even) {\nbackground: #f7fbfe;\n}\n\n.nxs-industrial-product-page .spec-table tr:hover {\nbackground: #eaf5fb;\n}\n\n.nxs-industrial-product-page .spec-table td {\npadding: 13px 16px;\n    border-bottom: 1px solid #dbe7ef;\n    vertical-align: top;\n    color: #294658;\n}\n\n.nxs-industrial-product-page .spec-table tr:last-child td {\nborder-bottom: none;\n}\n\n.nxs-industrial-product-page .spec-table td:first-child {\nposition: relative;\n    width: 38%;\n    font-weight: 700;\n    color: #0b456d;\n    background: rgba(220, 235, 245, 0.42);\n}\n\n.nxs-industrial-product-page .spec-table td:first-child::after {\ncontent: \"\";\n    position: absolute;\n    top: 22%;\n    right: 0;\n    width: 1px;\n    height: 56%;\n    background: #c7dce9;\n}\n\n.nxs-industrial-product-page .features {\ndisplay: grid;\n    grid-template-columns: repeat(auto-fit, minmax(235px, 1fr));\n    gap: 18px;\n}\n\n.nxs-industrial-product-page .card {\nposition: relative;\n    overflow: hidden;\n    min-height: 100%;\n    background: linear-gradient(180deg, #ffffff 0%, #f4f9fc 100%);\n    padding: 22px 20px 21px;\n    border: 1px solid #d5e4ee;\n    border-radius: var(--radius-md);\n    box-shadow: 0 6px 18px rgba(8, 47, 73, 0.055);\n    transition:\n        transform 0.22s ease,\n        box-shadow 0.22s ease,\n        border-color 0.22s ease;\n}\n\n.nxs-industrial-product-page .card::before {\ncontent: \"\";\n    position: absolute;\n    left: 0;\n    top: 0;\n    width: 100%;\n    height: 4px;\n    background: linear-gradient(90deg, var(--industrial-blue), var(--industrial-cyan));\n}\n\n.nxs-industrial-product-page .card::after {\ncontent: \"\";\n    position: absolute;\n    width: 74px;\n    height: 74px;\n    right: -28px;\n    bottom: -30px;\n    border: 1px solid rgba(15, 110, 168, 0.12);\n    border-radius: 50%;\n    transition: transform 0.22s ease;\n}\n\n.nxs-industrial-product-page .card:hover {\ntransform: translateY(-4px);\n    border-color: #a9cadf;\n    box-shadow: var(--shadow-hover);\n}\n\n.nxs-industrial-product-page .card:hover::after {\ntransform: scale(1.25);\n}\n\n.nxs-industrial-product-page .card h3 {\nposition: relative;\n    color: var(--industrial-blue);\n    font-size: 18px;\n    line-height: 1.35;\n    margin-bottom: 10px;\n    padding-left: 14px;\n}\n\n.nxs-industrial-product-page .card h3::before {\ncontent: \"\";\n    position: absolute;\n    left: 0;\n    top: 0.25em;\n    width: 4px;\n    height: 1em;\n    border-radius: 4px;\n    background: var(--industrial-blue-3);\n}\n\n.nxs-industrial-product-page .card p {\ncolor: #526a79;\n    font-size: 15px;\n}\n\n.nxs-industrial-product-page .section ul {\ndisplay: grid;\n    grid-template-columns: repeat(2, minmax(0, 1fr));\n    gap: 11px 18px;\n    padding-left: 0;\n    list-style: none;\n}\n\n.nxs-industrial-product-page .section li {\nposition: relative;\n    margin: 0;\n    padding: 12px 14px 12px 38px;\n    background: var(--surface-soft);\n    border: 1px solid #dbe8f0;\n    border-radius: 8px;\n    color: #365264;\n}\n\n.nxs-industrial-product-page .section li::before {\ncontent: \"\";\n    position: absolute;\n    left: 15px;\n    top: 50%;\n    width: 9px;\n    height: 9px;\n    transform: translateY(-50%) rotate(45deg);\n    background: var(--industrial-blue-2);\n    box-shadow: 0 0 0 4px rgba(15, 110, 168, 0.1);\n}\n\n.nxs-industrial-product-page .section:nth-of-type(4) p {\npadding: 18px 20px;\n    background: linear-gradient(135deg, #edf7fc, #f9fcfe);\n    border: 1px solid #cfe4f1;\n    border-left: 4px solid var(--industrial-blue-2);\n    border-radius: 9px;\n    color: #355267;\n}\n\n.nxs-industrial-product-page .section:last-of-type {\ncounter-reset: faq;\n}\n\n.nxs-industrial-product-page .section:last-of-type \u003e p {\nposition: relative;\n    margin: 0;\n    padding: 18px 18px 18px 54px;\n    background: #f8fbfd;\n    border: 1px solid #d8e6ef;\n    border-radius: 9px;\n    box-shadow: 0 4px 12px rgba(8, 47, 73, 0.035);\n    transition: border-color 0.2s ease, background-color 0.2s ease;\n    counter-increment: faq;\n}\n\n.nxs-industrial-product-page .section:last-of-type \u003e p:hover {\nbackground: #f1f8fc;\n    border-color: #bfd8e7;\n}\n\n.nxs-industrial-product-page .section:last-of-type \u003e p::before {\ncontent: counter(faq, decimal-leading-zero);\n    position: absolute;\n    left: 15px;\n    top: 17px;\n    min-width: 28px;\n    height: 28px;\n    display: inline-flex;\n    align-items: center;\n    justify-content: center;\n    border-radius: 6px;\n    background: var(--industrial-blue);\n    color: #fff;\n    font-size: 11px;\n    font-weight: 700;\n    letter-spacing: 0.3px;\n    box-shadow: 0 5px 12px rgba(8, 79, 124, 0.18);\n}\n\n.nxs-industrial-product-page .section:last-of-type \u003e p strong {\ndisplay: inline-block;\n    color: #0b456d;\n    margin-bottom: 5px;\n    line-height: 1.4;\n}\n\n.nxs-industrial-product-page .section:last-of-type \u003e br {\ndisplay: block;\n    content: \"\";\n    margin: 10px 0;\n}\n\n@media (max-width: 760px) {\n.nxs-industrial-product-page .container {\nwidth: 100%;\n        padding: 0 12px 24px;\n}\n\n.nxs-industrial-product-page .section {\npadding: 26px 17px 24px;\n        margin: 14px auto;\n        border-radius: 11px;\n}\n\n.nxs-industrial-product-page .section::before {\nwidth: 4px;\n}\n\n.nxs-industrial-product-page .section h2 {\nfont-size: 21px;\n        margin-bottom: 18px;\n}\n\n.nxs-industrial-product-page .section h2::before {\nwidth: 20px;\n        flex-basis: 20px;\n}\n\n.nxs-industrial-product-page .spec-table {\ndisplay: table;\n        table-layout: fixed;\n}\n\n.nxs-industrial-product-page .spec-table td {\npadding: 11px 9px;\n        font-size: 13px;\n        line-height: 1.55;\n        overflow-wrap: anywhere;\n}\n\n.nxs-industrial-product-page .spec-table td:first-child {\nwidth: 42%;\n}\n\n.nxs-industrial-product-page .features {\ngrid-template-columns: 1fr;\n        gap: 12px;\n}\n\n.nxs-industrial-product-page .card {\npadding: 18px 17px;\n}\n\n.nxs-industrial-product-page .card:hover {\ntransform: none;\n}\n\n.nxs-industrial-product-page .section ul {\ngrid-template-columns: 1fr;\n        gap: 9px;\n}\n\n.nxs-industrial-product-page .section li {\npadding: 11px 12px 11px 36px;\n        font-size: 14px;\n}\n\n.nxs-industrial-product-page .section:last-of-type \u003e p {\npadding: 16px 14px 16px 48px;\n        font-size: 14px;\n}\n\n.nxs-industrial-product-page .section:last-of-type \u003e p::before {\nleft: 12px;\n        top: 15px;\n        min-width: 26px;\n        height: 26px;\n        font-size: 10px;\n}\n}\n\n@media (prefers-reduced-motion: reduce) {\n.nxs-industrial-product-page, .nxs-industrial-product-page *, .nxs-industrial-product-page *::before, .nxs-industrial-product-page *::after {\ntransition: none !important;\n}\n}\n\u003c\/style\u003e\n\n\u003cdiv class=\"nxs-industrial-product-page\"\u003e\u003cdiv class=\"container\"\u003e\u003cmain\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable class=\"spec-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eALLIANCE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eAS4C256K16E0-50JC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Category\u003c\/td\u003e\n\u003ctd\u003eMemory IC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Type\u003c\/td\u003e\n\u003ctd\u003eEDO DRAM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrganization\u003c\/td\u003e\n\u003ctd\u003e256K x 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Density\u003c\/td\u003e\n\u003ctd\u003e4 Mbit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e5 V (4.5 V to 5.5 V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccess Time\u003c\/td\u003e\n\u003ctd\u003e50 ns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage\u003c\/td\u003e\n\u003ctd\u003e40-Pin SOJ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0°C to 70°C (Commercial)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eTTL Compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefresh Cycles\u003c\/td\u003e\n\u003ctd\u003e512\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Current (Max)\u003c\/td\u003e\n\u003ctd\u003e140 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eSurface Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cdiv class=\"features\"\u003e\n\u003carticle class=\"card\"\u003e\u003ch3\u003e256K x 16 Organization\u003c\/h3\u003e\n\u003cp\u003e4 Mbit CMOS dynamic random access memory organized as 262,144 words by 16 bits.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003eEDO DRAM Technology\u003c\/h3\u003e\n\u003cp\u003eExtended Data Out DRAM technology with fast page mode access.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003e50 ns Access Time\u003c\/h3\u003e\n\u003cp\u003eMaximum access time of 50 ns for compatible high-speed memory applications.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003e5 V Power Supply\u003c\/h3\u003e\n\u003cp\u003eOperates from a nominal 5 V supply with 4.5 V to 5.5 V tolerance.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003e40-Pin SOJ Package\u003c\/h3\u003e\n\u003cp\u003eSurface-mount 40-pin SOJ package with J-bend terminals.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003eTTL Compatible Interface\u003c\/h3\u003e\n\u003cp\u003eDirect interface with TTL logic for use in compatible digital systems.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLegacy memory expansion\u003c\/li\u003e\n\u003cli\u003eEmbedded systems\u003c\/li\u003e\n\u003cli\u003eIndustrial control memory\u003c\/li\u003e\n\u003cli\u003eNetworking equipment\u003c\/li\u003e\n\u003cli\u003eTelecommunications hardware\u003c\/li\u003e\n\u003cli\u003eTest and measurement instruments\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003ePurchase Information\u003c\/h2\u003e\n\u003cp\u003eWe support online purchase of the ALLIANCE AS4C256K16E0-50JC Memory IC. If you need to make bulk purchases and inquire about other products, please contact our team to inform us of your purchase requirements. We will provide you with information such as quantity quotations, delivery dates, and transportation methods.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the ALLIANCE AS4C256K16E0-50JC?\u003c\/strong\u003e\nIt is a 4 Mbit CMOS EDO DRAM organized as 256K x 16.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the memory organization?\u003c\/strong\u003e\nThe organization is 256K words by 16 bits.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the access time?\u003c\/strong\u003e\nThe maximum access time is 50 ns.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat supply voltage does it require?\u003c\/strong\u003e\nIt operates from 5 V nominal with a range of 4.5 V to 5.5 V.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat package type is it?\u003c\/strong\u003e\nIt is supplied in a 40-pin SOJ surface-mount package.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the operating temperature range?\u003c\/strong\u003e\nThe commercial temperature range is 0°C to 70°C.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it TTL compatible?\u003c\/strong\u003e\nYes, it provides direct interface with TTL logic.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the refresh cycle count?\u003c\/strong\u003e\nThe refresh cycle count is 512.\u003c\/p\u003e\u003c\/section\u003e\u003c\/main\u003e\u003c\/div\u003e\u003c\/div\u003e","brand":"ALLIANCE","offers":[{"title":"Default Title","offer_id":68061061054543,"sku":"LL1-ALL-AS4C256K16E0-50JC","price":27.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/7569\/2623\/files\/AS4C256K16E0-50JC-01.jpg?v=1794022110","url":"https:\/\/yunshuotrade.com\/products\/alliance-as4c256k16e0-50jc-memory-ic","provider":"yunshuotrade","version":"1.0","type":"link"}