{"product_id":"74173-4-bit-d-type-registers-with-3-state-outputs","title":"74173 4-Bit D-Type Registers With 3-State Outputs","description":"\u003cp dir=\"auto\"\u003eThe 74173 IC 4-Bit D-Type Register with 3-State Outputs, designated as SN74LS173N and manufactured by XBLW, is a high-performance monolithic integrated circuit comprising four D-type flip-flops with totem-pole 3-state outputs, optimized for direct interfacing with system buses in digital logic applications. This device supports two operational modes—parallel load and hold—controlled by gated enable inputs (G1 and G2), allowing data entry at the D inputs to be latched on the positive clock transition when both enables are low, or maintaining the current state when high.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e3-State Outputs Interface Directly With System Bus\u003c\/li\u003e\n\u003cli\u003eGated Output-Control LInes for Enabling or Disabling the Outputs\u003c\/li\u003e\n\u003cli\u003eFully Independent Clock Virtually Eliminates Restrictions for Operating in One of Two Modes: – Parallel Load – Do Nothing (Hold)\u003c\/li\u003e\n\u003cli\u003eFor applications such as Bus Buffer Registers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"wp-block-heading\"\u003e\u003cspan id=\"74LS173_Features_Specifications\"\u003eSpecifications:\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCategory\u003c\/td\u003e\n\u003ctd\u003eIntegrated Circuits (ICs)\/Logic\/Flip Flops\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eXBLW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage\u003c\/td\u003e\n\u003ctd\u003ePDIP-16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage – Supply\u003c\/td\u003e\n\u003ctd\u003e4.75V~5.25V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClock Frequency\u003c\/td\u003e\n\u003ctd\u003e50MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePropagation Delay\u003c\/td\u003e\n\u003ctd\u003e30ns@5V,45pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0℃~+70℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent – Output High(IOH)\u003c\/td\u003e\n\u003ctd\u003e2.6mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunction\u003c\/td\u003e\n\u003ctd\u003eReset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003e74LS Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eD-Type\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent – Output Low(IOL)\u003c\/td\u003e\n\u003ctd\u003e24mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Bits per Element\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Elements\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSetup Time\u003c\/td\u003e\n\u003ctd\u003e17ns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHold Time\u003c\/td\u003e\n\u003ctd\u003e3ns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuiescent Current\u003c\/td\u003e\n\u003ctd\u003e24mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eTri-State\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTrigger Type\u003c\/td\u003e\n\u003ctd\u003eRising Edge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003ePin Configuration:\u003c\/h5\u003e\n\u003cp\u003e\u003cimg data-recalc-dims=\"1\" decoding=\"async\" class=\"size-full wp-image-483038 aligncenter entered lazyloaded\" src=\"https:\/\/i0.wp.com\/makerselectronics.com\/wp-content\/uploads\/2016\/08\/saaaaaaaffffffffffeeeeeeeeeerrqqqqqqwwwwwwf.jpg?resize=453%2C506\u0026amp;ssl=1\" alt=\"\" width=\"453\" height=\"506\" data-lazy-src=\"https:\/\/i0.wp.com\/makerselectronics.com\/wp-content\/uploads\/2016\/08\/saaaaaaaffffffffffeeeeeeeeeerrqqqqqqwwwwwwf.jpg?resize=453%2C506\u0026amp;ssl=1\" data-ll-status=\"loaded\"\u003e\u003c\/p\u003e\n\u003ctable width=\"627\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"has-text-align-center\" data-align=\"center\"\u003ePin No\u003c\/th\u003e\n\u003cth class=\"has-text-align-center\" data-align=\"center\"\u003ePin Name\u003c\/th\u003e\n\u003cth class=\"has-text-align-center\" data-align=\"center\"\u003eDescription\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e1\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eM\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eActive Low Output Enable Input 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e2\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eN\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eActive Low Output Enable Input 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e3\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e1Q\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eOutput Pin 1Q\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e4\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e2Q\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eOutput Pin 2Q\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e5\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e3Q\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eOutput Pin 3Q\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e6\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e4Q\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eOutput Pin 4Q\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e7\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eClock\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eClock Pulse Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e8\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eGND\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eGround Pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e9\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eG1\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eActive low Input Enable Pin 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e10\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eG2\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eActive low Input Enable Pin 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e11\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e4D\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eData Input 4D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e12\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e3D\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eData Input 3D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e13\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e2D\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eData Input 2D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e14\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e1D\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eData Input 1D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e15\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eClear\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eMaster Reset Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003e16\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eV\u003csub\u003eCC\u003c\/sub\u003e\n\u003c\/td\u003e\n\u003ctd class=\"has-text-align-center\" data-align=\"center\"\u003eChip Supply Voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFootprint:\u003c\/h5\u003e\n\u003ch5 class=\"wp-block-heading\"\u003e\u003cspan\u003e\u003cimg data-recalc-dims=\"1\" decoding=\"async\" class=\"wp-image-483039 aligncenter entered lazyloaded\" src=\"https:\/\/i0.wp.com\/makerselectronics.com\/wp-content\/uploads\/2016\/08\/hguvgyugyug.jpg?resize=758%2C379\u0026amp;ssl=1\" alt=\"\" width=\"758\" height=\"379\" data-lazy-src=\"https:\/\/i0.wp.com\/makerselectronics.com\/wp-content\/uploads\/2016\/08\/hguvgyugyug.jpg?resize=758%2C379\u0026amp;ssl=1\" data-ll-status=\"loaded\"\u003e\u003cbr\u003eApplications:\u003c\/span\u003e\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eBus Buffer Registers\u003c\/li\u003e\n\u003cli\u003eCascading applications\u003c\/li\u003e\n\u003cli\u003eHigh logic level controller\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Robot Pi Shop","offers":[{"title":"Default Title","offer_id":41507122806917,"sku":"IC-000084-DVR","price":1.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/5819\/0725\/files\/74173.png?v=1769685063","url":"https:\/\/robotpishop.com\/products\/74173-4-bit-d-type-registers-with-3-state-outputs","provider":"Robot Pi Shop","version":"1.0","type":"link"}