{"product_id":"dual-4-bit-decade-ripple-counter-ic-74hc390","title":"Dual 4-bit Decade Ripple Counter IC - 74HC390","description":"\u003cmeta name=\"description\" content=\"Buy Dual 4bit Decade Ripple Counter IC 74HC390 online in India at best price from The Engineer Store, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\u003ch1\u003eDual 4-bit Decade Ripple Counter IC - 74HC390\u003c\/h1\u003e\n\n\u003cp\u003eQuality electronics from The Engineer Store, Bengaluru. Fast shipping, 7-day warranty on manufacturing defects, expert support.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\n\u003cp\u003eThe 74HC390 is a dual 4-bit decade ripple counter IC, ideal for digital counting applications. Each counter independently divides the input frequency by 10, making it perfect for frequency division, timing circuits, and digital displays.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecification\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIC Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDual 4-bit Decade Ripple Counter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e74HC390\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLogic Family\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCMOS (High-Speed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2V to 6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 degreesC to 70 degreesC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePin Count\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16 DIP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 25 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBCD (Binary Coded Decimal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7-day warranty on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupport\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEmail \u0026amp; WhatsApp 24\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Independent Counters\u003c\/strong\u003e - Two separate decade counters in one IC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBCD Output\u003c\/strong\u003e - Direct compatibility with 7-segment displays\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Power Consumption\u003c\/strong\u003e - CMOS technology for efficient operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Supply Range\u003c\/strong\u003e - Operates from 2V to 6V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Speed Operation\u003c\/strong\u003e - Suitable for real-time counting applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReset Function\u003c\/strong\u003e - Clear outputs to zero easily\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRipple Carry Output\u003c\/strong\u003e - Cascade multiple ICs for extended counting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose This?\u003c\/h2\u003e\n\n\u003cp\u003e100% authentic from trusted suppliers \n\u003c\/p\u003e\u003cp\u003e1-5 day shipping, 7-8 day delivery from Bengaluru warehouse\u003c\/p\u003e\n\u003cp\u003eExpert technical support included\u003c\/p\u003e\n\u003cp\u003eCompetitive pricing with bulk discounts\u003c\/p\u003e\n\u003cp\u003eTested and verified before dispatch\u003c\/p\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\n\u003ch3\u003eDIY Electronics \u0026amp; Hobbyist Projects\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFrequency counters and dividers\u003c\/li\u003e\n\u003cli\u003eDigital clock circuits\u003c\/li\u003e\n\u003cli\u003eEvent counters and tally systems\u003c\/li\u003e\n\u003cli\u003eTimer and delay circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProfessional \u0026amp; Industrial Use\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIndustrial control systems\u003c\/li\u003e\n\u003cli\u003eTest and measurement equipment\u003c\/li\u003e\n\u003cli\u003eAutomated counting systems\u003c\/li\u003e\n\u003cli\u003eDigital instrumentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eLearning \u0026amp; Education\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eElectronics and digital logic courses\u003c\/li\u003e\n\u003cli\u003eMicrocontroller interfacing projects\u003c\/li\u003e\n\u003cli\u003eFPGA and embedded systems training\u003c\/li\u003e\n\u003cli\u003eStudent experimentation kits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePin Configuration (16-pin DIP)\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin\u003c\/td\u003e\n\u003ctd\u003eFunction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e Pin | Function |\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003eCounter A - Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e 16 | VCC (+5V) |\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003eCounter A - QA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e 15 | Counter B - Input |\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003eCounter A - QB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e 14 | Counter B - QA |\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003eCounter A - QC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e 13 | Counter B - QB |\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003eCounter A - QD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e 12 | Counter B - QC |\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003eCounter A - Reset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e 11 | Counter B - QD |\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e7\u003c\/td\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e 10 | Counter B - Reset |\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e 9 | Carry Out B |\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e1x 74HC390 Dual Decade Counter IC (16-pin DIP)\u003c\/li\u003e\n\u003cli\u003eProduct documentation and pinout diagram\u003c\/li\u003e\n\u003cli\u003eTechnical datasheet reference\u003c\/li\u003e\n\u003cli\u003eSupport contact information\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Highlights\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eCounting Operation:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCounts from 0-9 in BCD format\u003c\/li\u003e\n\u003cli\u003eAutomatic reset after count of 9\u003c\/li\u003e\n\u003cli\u003eCascadable for larger count ranges\u003c\/li\u003e\n\u003cli\u003eSynchronous reset capability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eElectrical Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLow propagation delay\u003c\/li\u003e\n\u003cli\u003eTTL compatible inputs\/outputs\u003c\/li\u003e\n\u003cli\u003eMinimal power draw in CMOS design\u003c\/li\u003e\n\u003cli\u003eExcellent noise immunity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eIs this 100% authentic?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, sourced from authorized distributors with authentication verification. Every unit is tested before shipment.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat is the warranty coverage?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-day warranty on manufacturing defects covering all manufacturing defects. Replacement or refund available for defective units.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eHow fast is the shipping?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-8 days to most of India from our Bengaluru warehouse. Express options available for urgent orders.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eDo you provide technical support?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, full technical support available 24\/7 via email and WhatsApp. Our engineers can help with circuit design and troubleshooting.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat is your return policy?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-day returns on manufacturing defects only with full refund or replacement. applicable on manufacturing defects only for manufacturing defects.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eAre bulk discounts available?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing available on orders of 10+ units. Contact us for custom quotes and volume discounts.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eCan I cascade multiple 74HC390 ICs?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, the ripple carry output allows cascading for extended counting ranges (up to 100, 1000, etc.).\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat power supply do I need?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThe 74HC390 operates from 2V to 6V. Most applications use +5V for standard logic compatibility.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eRelated Products You Might Need\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e74HC393 - Dual 4-bit Binary Ripple Counter\u003c\/li\u003e\n\u003cli\u003e74HC4017 - Decade Counter\/Divider\u003c\/li\u003e\n\u003cli\u003e7-Segment Display Decoder (74HC4511)\u003c\/li\u003e\n\u003cli\u003eBreadboard and jumper wires\u003c\/li\u003e\n\u003cli\u003eIC Socket (16-pin DIP)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eContact \u0026amp; Support\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eEmail:\u003c\/strong\u003e support@theengineerstore.in\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhatsApp:\u003c\/strong\u003e Available 24\/7\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLocation:\u003c\/strong\u003e Bengaluru, India\u003c\/p\u003e\n\u003ch2\u003eBuy Dual 4-bit Decade Ripple Counter IC - 74HC390 Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003eDual 4-bit Decade Ripple Counter IC - 74HC390\u003c\/strong\u003e online at \u003ca href=\"https:\/\/theengineerstore.in\"\u003eThe Engineer Store\u003c\/a\u003e - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003eDual 4-bit Decade Ripple Counter IC - 74HC390\u003c\/strong\u003e with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.\u003c\/p\u003e\n\u003cp\u003eLooking to buy \u003cstrong\u003eDual 4-bit Decade Ripple Counter IC - 74HC390\u003c\/strong\u003e at the best price in India? The Engineer Store offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":43774200905891,"sku":"TES-EV103949","price":25.44,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4479\/7091\/products\/8pin_64fcbff8-5845-4d40-a36a-fc1646aac10b.jpg?v=1701077127","url":"https:\/\/www.theengineerstore.in\/te\/products\/dual-4-bit-decade-ripple-counter-ic-74hc390","provider":"The Engineer Store","version":"1.0","type":"link"}