{"id":3715,"date":"2026-06-08T02:14:35","date_gmt":"2026-06-08T02:14:35","guid":{"rendered":"https:\/\/materialparts.com\/x9c103sizt1\/"},"modified":"2026-06-08T02:14:35","modified_gmt":"2026-06-08T02:14:35","slug":"x9c103sizt1","status":"publish","type":"post","link":"https:\/\/materialparts.com\/zh\/x9c103sizt1\/","title":{"rendered":"X9C103SIZT1"},"content":{"rendered":"

\u4ea7\u54c1\u6982\u89c8<\/h2>\n

The X9C103SIZT1 from Renesas (formerly Intersil) is a digitally controlled potentiometer (XDCP) with 10kOhm end-to-end resistance, 100 taps, and 3-wire serial interface. It operates from -5V to +5V across the resistor terminals in an 8-pin SOIC package.<\/p>\n

\u4e3b\u8981\u89c4\u683c<\/h2>\n\n\n\n\n\n\n\n\n\n
\u7c7b\u578b<\/td>\nDigitally Controlled Potentiometer<\/td>\n<\/tr>\n
Resistance<\/td>\n10kOhm<\/td>\n<\/tr>\n
Number of Taps<\/td>\n100<\/td>\n<\/tr>\n
Resolution<\/td>\n101 positions<\/td>\n<\/tr>\n
Interface<\/td>\n3-wire (U\/D, CS, INC)<\/td>\n<\/tr>\n
Terminal Voltage Range<\/td>\n-5V to +5V<\/td>\n<\/tr>\n
\u7535\u6e90\u7535\u538b<\/td>\n2.7V to 5.5V<\/td>\n<\/tr>\n
\u5de5\u4f5c\u6e29\u5ea6<\/td>\n-40 to 85 C<\/td>\n<\/tr>\n<\/table>\n

\u7279\u70b9<\/h2>\n
    \n
  • 10kOhm with 100 taps (101 positions)<\/li>\n
  • 3-wire up\/down serial interface<\/li>\n
  • Non-volatile wiper setting storage<\/li>\n
  • Wiper stored on power-down and recalled on power-up<\/li>\n
  • +\/-5V signal range across resistor terminals<\/li>\n
  • Low wiper resistance: 40Ohm (typ)<\/li>\n<\/ul>\n

    \u5e94\u7528<\/h2>\n
      \n
    • Programmable gain amplifiers<\/li>\n
    • Volume and brightness control<\/li>\n
    • Sensor calibration and offset adjustment<\/li>\n
    • Power supply trimming<\/li>\n
    • Automotive adjustment circuits<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The X9C103SIZT1 from Renesas (formerly Intersil) is a digitally controlled potentiometer (XDCP) with 10kOhm end-to-end resistance, 100 taps, and 3-wire serial interface. It operates from -5V to +5V across the resistor terminals in an 8-pin SOIC package. Key Specifications Type Digitally Controlled Potentiometer Resistance 10kOhm Number of Taps 100 Resolution 101 positions Interface […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[19,13],"tags":[],"chip_brand":[12],"class_list":["post-3715","post","type-post","status-publish","format-standard","hentry","category-analog-linear-ics","category-integrated-circuits-ics","chip_brand-renesas"],"acf":{"brief_explanation":"10kOhm digital pot, 100 taps, 3-wire interface, NV wiper storage, SOIC-8","date_code":"","package_case":"SOIC-8 (4.9 x 3.9 x 1.25 mm)","in_stock":5360,"datasheet":"https:\/\/www.renesas.com\/us\/en\/document\/dst\/x9c102-x9c103-x9c104-x9c503-datasheet","price":"$0.98 @ 1ku","product_introduction":"The X9C103SIZT1 from Renesas (formerly Intersil) is a digitally controlled potentiometer (XDCP) with 10kOhm end-to-end resistance and 100 taps providing 101 discrete wiper positions. The device uses a simple 3-wire (U\/D, CS, INC) serial interface to increment or decrement the wiper position. A key feature is the non-volatile storage of the wiper position: the setting is automatically stored when CS goes high and recalled on the next power-up, eliminating the need for external storage. The resistor terminals can handle signals from -5V to +5V, enabling use in split-rail analog circuits. With low wiper resistance of 40Ohm typical and operating from 2.7V to 5.5V logic supply, the X9C103SIZT1 is ideal for programmable gain, calibration, and adjustment circuits.","working_principle":"The X9C103SIZT1 operates as a digitally controlled resistor divider. Key subsystems include: (1) Resistor Array - a series string of 99 equal resistors totaling 10kOhm, with 100 tap points between resistors and at the ends; (2) Wiper Switch Array - CMOS analog switches connect the wiper terminal (VW) to one of the 100 tap points, selected by the stored wiper register value; (3) 3-Wire Interface - CS (chip select), INC (increment clock), and U\/D (up\/down direction) control the wiper movement; each INC pulse moves the wiper one position in the direction set by U\/D; (4) Non-Volatile Storage - the wiper position is stored in EEPROM when CS transitions high; on power-up, the last stored position is recalled; (5) Terminal Buffers - the VH, VL, and VW terminals can handle signals from -5V to +5V independent of the logic supply.","pin_description":"
      Pin<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>
      1<\/td>VH<\/td>Analog<\/td>Resistor high terminal<\/td><\/tr>
      2<\/td>VW<\/td>Analog<\/td>Wiper terminal (output)<\/td><\/tr>
      3<\/td>VL<\/td>Analog<\/td>Resistor low terminal<\/td><\/tr>
      4<\/td>VSS<\/td>Power<\/td>Logic ground<\/td><\/tr>
      5<\/td>U\/D<\/td>Input<\/td>Up\/Down direction control<\/td><\/tr>
      6<\/td>CS<\/td>Input<\/td>Chip select (active low)<\/td><\/tr>
      7<\/td>INC<\/td>Input<\/td>Increment clock input<\/td><\/tr>
      8<\/td>VCC<\/td>Power<\/td>Logic supply (2.7V to 5.5V)<\/td><\/tr><\/table>","application_scenarios":"
      • Programmable gain amplifiers with digitally set feedback ratio<\/li>
      • Volume, brightness, and contrast control in consumer electronics<\/li>
      • Sensor calibration and offset adjustment in measurement systems<\/li>
      • Power supply voltage trimming with non-volatile setting<\/li>
      • Automotive circuit adjustment with EEPROM recall<\/li><\/ul>","alternative_models":"
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>
        Renesas<\/td>X9C102SIZT1<\/td>SOIC-8<\/td>1kOhm version<\/td><\/tr>
        Renesas<\/td>X9C104SIZT1<\/td>SOIC-8<\/td>100kOhm version<\/td><\/tr>
        Microchip<\/td>MCP4131-103E\/SN<\/td>SOIC-8<\/td>10kOhm, SPI, 129 taps<\/td><\/tr>
        Analog Devices<\/td>AD5171BCP10-RL7<\/td>DFN-8<\/td>10kOhm, I2C, 64 positions<\/td><\/tr>
        Maxim Integrated<\/td>DS1803-010+<\/td>SOIC-14<\/td>10kOhm, I2C, dual channel<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/3715","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/comments?post=3715"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/3715\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/media?parent=3715"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/categories?post=3715"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/tags?post=3715"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=3715"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}