{"product_id":"apple-ii-saturn-128k-memory-expansion-card","title":"Apple II Saturn 128K Memory Expansion Card","description":"\u003ch2\u003eWhat Is It?\u003c\/h2\u003e\u003cp\u003eThe Apple II Saturn 128K Memory Expansion Card is a Saturn-compatible memory upgrade designed specifically for Apple II series computers. Featuring genuine \u003cstrong\u003eSEC KOREA KM681000CLP-7\u003c\/strong\u003e static RAM chips, it delivers \u003cstrong\u003e128KB of reliable, low-power memory expansion\u003c\/strong\u003e — giving your vintage machine the headroom it needs to run ProDOS and memory-intensive software.\u003c\/p\u003e\u003cp\u003eWhile many Apple II programs only require 16K, this card offers flexible configurations from \u003cstrong\u003e16K all the way up to 128K\u003c\/strong\u003e, letting you start simple and scale up as your needs grow.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip:\u003c\/strong\u003e SEC KOREA KM681000CLP-7 Static RAM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 128KB (configurable: 16K \/ 64K \/ 128K)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccess Time:\u003c\/strong\u003e 70ns\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e 60mA typical — low-power CMOS design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage:\u003c\/strong\u003e DIP-32, fully compatible with Apple II expansion slots\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Saturn memory card standard\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy We Built It\u003c\/h2\u003e\u003cp\u003eVintage Apple II memory expansion cards are becoming increasingly rare and expensive, with many relying on aging DRAM technology that degrades over time. We created this card to give enthusiasts an \u003cstrong\u003eauthentic Saturn-compatible solution\u003c\/strong\u003e that preserves the vintage computing experience while delivering modern-grade reliability.\u003c\/p\u003e\u003cp\u003eThe SEC KM681000CLP-7 chips represent the pinnacle of 1990s SRAM engineering — offering low-power operation, proven longevity, and the exact timing characteristics that classic Apple II software expects.\u003c\/p\u003e\u003ch2\u003eWhat Makes It Special\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e✅ Genuine Samsung CMOS SRAM technology — far more reliable than vintage DRAM alternatives\u003c\/li\u003e\n\u003cli\u003e✅ Precise timing and electrical characteristics matched to Apple II software requirements\u003c\/li\u003e\n\u003cli\u003e✅ Every chip individually tested and verified before shipping\u003c\/li\u003e\n\u003cli\u003e✅ Start with 16K expansion, unlock full 64K+ capability for ProDOS and advanced applications\u003c\/li\u003e\n\u003cli\u003e✅ Minimal heat generation — safe for long-term continuous operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho Is It For?\u003c\/h2\u003e\u003cp\u003eWhether you're an Apple II collector, a retro gaming enthusiast, or a user who wants to run ProDOS and memory-intensive programs, this card is the ideal upgrade. Start with basic 16K expansion for everyday software, then unlock the full 128K potential whenever you're ready for advanced applications and games.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eEach card ships with a full test report, ensuring your vintage investment is protected by authentic, high-quality components built to last for decades.\u003c\/em\u003e\u003c\/p\u003e","brand":"Denjhang's Retro Hardware","offers":[{"title":"Default Title","offer_id":46114014625989,"sku":null,"price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0777\/8507\/1813\/files\/2025-11-24T08_48_19_755Z-O1CN01ivAK7p1fDECJMqFAT__4611686018427384788-0-fleamarket_jpg_Q90_jpg_dc9168d4-988c-4351-bcc2-04d3b74d1a8e.jpg?v=1776853358","url":"https:\/\/denjhang.com\/products\/apple-ii-saturn-128k-memory-expansion-card","provider":"Denjhang's Retro Hardware","version":"1.0","type":"link"}