{"id":9846,"date":"2026-07-06T11:25:56","date_gmt":"2026-07-06T11:25:56","guid":{"rendered":"https:\/\/ic-vendor.com\/zm206-32-768-125-20-b-t\/"},"modified":"2026-07-06T11:25:56","modified_gmt":"2026-07-06T11:25:56","slug":"zm206-32-768-125-20-b-t","status":"publish","type":"post","link":"https:\/\/ic-vendor.com\/zh\/zm206-32-768-125-20-b-t\/","title":{"rendered":"ZM206-32.768-12,5-20-B-T"},"content":{"rendered":"<h2>\u4ea7\u54c1\u6982\u89c8<\/h2>\n<p>The ZM206-32.768-12,5-20-B-T from Shoulder Electronics is a 32.768kHz tuning fork crystal in an 8&#215;3.8&#215;2.5mm SMD package with 12.5pF load capacitance, +\/-20ppm tolerance, and 40k Ohm max ESR for real-time clock timing applications.<\/p>\n<h2>\u4e3b\u8981\u89c4\u683c<\/h2>\n<ul>\n<li>Type: 32.768kHz Tuning Fork Crystal (SMD)<\/li>\n<li>Manufacturer: Shoulder Electronics<\/li>\n<li>Frequency: 32.768kHz<\/li>\n<li>Load Capacitance: 12.5pF<\/li>\n<li>Tolerance: +\/-20ppm @ 25C<\/li>\n<li>ESR: 40k Ohm max<\/li>\n<li>Drive Level: 1.0uW max<\/li>\n<li>Aging: +\/-5ppm\/year<\/li>\n<li>Package: ZM206 (8.0 x 3.8 x 2.5mm)<\/li>\n<li>Operating Temp: -10C to +60C<\/li>\n<li>RoHS: Compliant<\/li>\n<\/ul>\n<h2>\u7279\u70b9<\/h2>\n<ul>\n<li>32.768kHz standard RTC frequency<\/li>\n<li>12.5pF load capacitance<\/li>\n<li>+\/-20ppm frequency tolerance<\/li>\n<li>Compact 8&#215;3.8mm SMD package<\/li>\n<\/ul>\n<h2>\u5e94\u7528<\/h2>\n<ul>\n<li>Real-time clock (RTC) circuits<\/li>\n<li>Microcontroller timing<\/li>\n<li>Wearable devices<\/li>\n<li>IoT timekeeping<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Product Overview The ZM206-32.768-12,5-20-B-T from Shoulder Electronics is a 32.768kHz tuning fork crystal in an 8&#215;3.8&#215;2.5mm SMD package with 12.5pF load capacitance, +\/-20ppm tolerance, and 40k Ohm max ESR for real-time clock timing applications. Key Specifications Type: 32.768kHz Tuning Fork Crystal (SMD) Manufacturer: Shoulder Electronics Frequency: 32.768kHz Load Capacitance: 12.5pF Tolerance: +\/-20ppm @ 25C ESR: [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[13,55],"tags":[1138],"chip_brand":[1137],"class_list":["post-9846","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-transistors","tag-zm206-32-768-125-20-b-t","chip_brand-shoulder"],"acf":{"brief_explanation":"32.768kHz crystal, ZM206, 12.5pF, +\/-20ppm, 8x3.8mm SMD, Shoulder","date_code":"","package_case":"ZM206 (8.0 x 3.8 x 2.5mm) SMD","in_stock":4493,"datasheet":"http:\/\/www.shoulder.cn\/en\/","price":"$0.12 @ 1ku","product_introduction":"The ZM206-32.768-12,5-20-B-T from Shoulder Electronics is a 32.768kHz tuning fork crystal in an 8x3.8mm SMD package with 12.5pF load capacitance, +\/-20ppm tolerance, and 40k Ohm max ESR for RTC timing.","working_principle":"The ZM206 crystal uses a tuning fork quartz element vibrating at 32.768kHz (2^15 Hz) in flexural mode. When connected in the feedback path of a CMOS oscillator with 12.5pF load capacitance, the piezoelectric effect sustains precise oscillation. The 32.768kHz frequency divided by 2^15 produces exactly 1Hz for RTC counting.","pin_description":"<table><tr><th>Pin<\/th><th>Name<\/th><th>Function<\/th><\/tr><tr><td>1<\/td><td>Crystal<\/td><td>One terminal of quartz resonator<\/td><\/tr><tr><td>2<\/td><td>Crystal<\/td><td>Other terminal of quartz resonator<\/td><\/tr><\/table>","application_scenarios":"<ul><li>Real-time clock (RTC) circuits<\/li><li>Microcontroller timing<\/li><li>Wearable devices<\/li><li>IoT timekeeping<\/li><\/ul>","alternative_models":"<table><tr><th>Model<\/th><th>Manufacturer<\/th><th>Key Spec<\/th><th>Package<\/th><\/tr><tr><td>FC-135 32.768KHZ 12.5PF<\/td><td>Epson<\/td><td>32.768kHz 3215 12.5pF<\/td><td>3.2x1.5mm<\/td><\/tr><tr><td>ABS07-32.768KHZ-12.5-T<\/td><td>Abracon<\/td><td>32.768kHz 3215 12.5pF<\/td><td>3.2x1.5mm<\/td><\/tr><tr><td>NX3215SA-32.768K-STD-MUA-12.5<\/td><td>NDK<\/td><td>32.768kHz 3215 12.5pF<\/td><td>3.2x1.5mm<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/posts\/9846","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/comments?post=9846"}],"version-history":[{"count":0,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/posts\/9846\/revisions"}],"wp:attachment":[{"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/media?parent=9846"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/categories?post=9846"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/tags?post=9846"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=9846"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}