[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-563013-105":59,"doc-detail-563013-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","lc72131k-pll-frequency-synthesizer-overview-specifications","LC72131K - PLL Frequency Synthesizer - Overview - Specifications","","LC72131K and LC72131KM are PLL frequency synthesizers designed for tuner applications in radio and cassette players, enabling high-performance AM/FM tuner implementation. The devices provide high-speed programmable dividers, wide divider ranges for FMIN/AMIN/IFIN, IF counter capability, phase comparator features, dead zone control, unlock detection, and deadlock clear. They include reference frequency selection for multiple crystal options, dedicated I/O ports, CCB-format serial communication, active low-pass filter support, and defined supply/temperature operating ranges with absolute maximum ratings.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":30,"@type":76,"position":81},"https://docshare.wps.com/document/technology/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/lc72131k-pll-frequency-synthesizer-overview-specifications/563013/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/lc72131k-pll-frequency-synthesizer-overview-specifications/563013.png","ImageObject",300,407,{"name":92,"@type":93},"dabgoudw","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-13","2026-10-12",true,{"@type":102,"interactionType":103,"userInteractionCount":81},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What are LC72131K/LC721KM used for?","Question",{"text":112,"@type":113},"They are PLL frequency synthesizers for tuners in radio/cassette players, supporting AM/FM tuner implementation.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What divider and counter functions are included?",{"text":117,"@type":113},"They include high-speed programmable dividers with ranges covering FMIN, AMIN, and direct division, plus an IF counter with IFIN support.",{"name":119,"@type":110,"acceptedAnswer":120},"What key operating limits are specified?",{"text":121,"@type":113},"The document lists absolute maximum ratings (e.g., supply voltage limits, input/output voltage/current limits) and operating conditions such as a supply voltage range of 4.5 to 5.5V and operating temperature of -40 to +85°C.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},563013,1791879812,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":81,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":144,"read_time":145},3985747860484,"https://ap-avatar.wpscdn.com/davatar_276721f389ce27ea32af1340a28f341c","Ordering number : ENA0788  \n\n| | | |\n| --- | --- | --- |\n\n\n| | |\n| --- | --- |\n\nLC72131K  \nLC72131KM  \nCMOS IC  \nPLL Frequency Synthesizer  \nOverview  \nThe LC72131K and LC72131KM are PLL frequency synthesizers for use in tuners in radio/cassette players.  \nThey allow high-performance AM/FM tuners to be implemented easily.  \nFeatures  \n• High speed programmable dividers  \n• FMIN: 10 to 160MHz…………………….. pulse swallower (built-in divide-by-two prescaler)  \n• AMIN: 2 to 40MHz ………………………. pulse swallower  \n0.5 to 10MHz   direct division  \n• IF counter  \n• IFIN: 0.4 to 12MHz   AM/FM IF counter  \n• Reference frequencies  \n• Twelve selectable frequencies (4.5 or 7.2MHz crystal)  \n• 100, 50, 25, 15, 12.5, 6.25, 3. 125, 10, 9, 5, 3, 1kHz  \n• Phase comparator  \n• Dead zone control  \n• Unlock detection circuit  \n• Deadlock clear circuit  \n• Built-in MOS transistor for forming an active low-pass filter  \n• I/O ports  \n• Dedicated output ports: 4 • Input or output ports: 2 • Support clock time base output  \nContinued on next page.  \n• CCB is a registered trademark of SANYO Semiconductor Co., Ltd.  \n• CCB is SANYO Semiconductor's original bus format. All bus addresses are managed by SANYO Semiconductor for this format.  \n Any and all SANYO Semiconductor Co. , Ltd. products described or contained herein are, with regard to\"standard application\", intended for the use as general electronics equipment (home appliances, AV equipment, communication device, office equipment, industrial equipment etc. ) . The products mentioned herein shall not be intended for use for any \"special application\" (medical equipment whose purpose is to sustain life, aerospace instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee thereof. If you should intend to use our products for applications outside the standard applications of our customer who is considering such use and/or outside the scope of our intended standard applications, please consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our customer shall be solely responsible for the use.  \n Specifications of any and all SANYO Semiconductor Co., Ltd. products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer's products or equipment. To verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer's products or equipment.  \n51309HKIM 20070328-S00008,S00009 No.A0788-1/22  \nContinued from preceding page.  \n• Serial data I/O  \n• Support CCB format communication with the system controller.  \n• Operating ranges  \n• Supply voltage ........................4.5 to 5.5V • Operating temperature ............ -40 to +85°C  \n• Packages  \n• DIP22S/MFP20  \nSpecifications  \nAbsolute Maximum Ratings at Ta = 25°C, VSS = 0V  \n\n| Parameter | Symbol | Pins | Conditions | Ratings | Unit |\n| --- | --- | --- | --- | --- | --- |\n| Supply voltage | VDD max | V DD |  | -0.3 to +7.0 | V |\n| Maximum input voltage | VIN1 max | CE, CL, DI, AIN |  | -0.3 to +7.0 | V |\n|  | VIN2 max | XIN, FMIN, AMIN, IFIN |  | -0.3 to V DD+0.3 | V |\n|  | VIN3 max | IO1 IO2 , |  | -0.3 to +15 | V |\n| Maximum output voltage | VO1 max | DO |  | -0.3 to +7.0 | V |\n|  | VO2 max | XOUT, PD |  | -0.3 to V DD+0.3 | V |\n|  | VO3 max | BO1 to BO4 , IO1 , IO2 , AOUT |  | -0.3 to +15 | V |\n| Maximum output current | IO1 max | BO1 |  | 0 to 3.0 | mA |\n|  | IO2 max | DO, AOUT |  | 0 to 6.0 | mA |\n|  | IO3 max | BO2 to BO4 , IO1 , IO2 |  | 0 t","cbCaifDg7ExWgDRM","https://ap.wps.com/l/cbCaifDg7ExWgDRM","pdf",216611,22,"English","# Overview\n## Features\n## Specifications\n### Absolute Maximum Ratings at Ta = 25°C","[{\"question\":\"What are LC72131K/LC721KM used for?\",\"answer\":\"They are PLL frequency synthesizers for tuners in radio/cassette players, supporting AM/FM tuner implementation.\"},{\"question\":\"What divider and counter functions are included?\",\"answer\":\"They include high-speed programmable dividers with ranges covering FMIN, AMIN, and direct division, plus an IF counter with IFIN support.\"},{\"question\":\"What key operating limits are specified?\",\"answer\":\"The document lists absolute maximum ratings (e.g., supply voltage limits, input/output voltage/current limits) and operating conditions such as a supply voltage range of 4.5 to 5.5V and operating temperature of -40 to +85°C.\"}]","LC72131K - PLL Frequency Synthesizer - Overview - Specifications | PDF",1791810332,55]