{"id":9700,"date":"2026-07-05T09:38:38","date_gmt":"2026-07-05T09:38:38","guid":{"rendered":"https:\/\/materialparts.com\/cmr200t-32-768kdzb-ut-2\/"},"modified":"2026-07-05T09:38:38","modified_gmt":"2026-07-05T09:38:38","slug":"cmr200t-32-768kdzb-ut-2","status":"publish","type":"post","link":"https:\/\/materialparts.com\/zh\/cmr200t-32-768kdzb-ut-2\/","title":{"rendered":"CMR200T-32.768KDZB-UT"},"content":{"rendered":"<h2>\u4ea7\u54c1\u6982\u89c8<\/h2>\n<p>The CMR200T-32.768KDZB-UT is a 32.768kHz RTC crystal oscillator module manufactured by Micro Crystal (a Swatch Group company). It provides a CMOS output with extremely low current consumption of approximately 0.65\u00b5A and operates from 1.5V to 3.63V. The module integrates the crystal and oscillator circuit in a single hermetically sealed ceramic package.<\/p>\n<h2>\u4e3b\u8981\u89c4\u683c<\/h2>\n<ul>\n<li>Frequency: 32.768 kHz<\/li>\n<li>Output: CMOS<\/li>\n<li>Supply Voltage: 1.5V ~ 3.63V<\/li>\n<li>Current Consumption: ~0.65\u00b5A<\/li>\n<li>Frequency Tolerance: \u00b120ppm (typical)<\/li>\n<li>Temperature Stability: \u00b130ppm (typical)<\/li>\n<li>Package: Ceramic SMD<\/li>\n<li>Operating Temperature: -40\u00b0C ~ +85\u00b0C<\/li>\n<li>Start-up Time: 200ms (typical)<\/li>\n<\/ul>\n<h2>\u7279\u70b9<\/h2>\n<ul>\n<li>Ultra-low current consumption (~0.65\u00b5A)<\/li>\n<li>Integrated crystal and oscillator in one package<\/li>\n<li>CMOS output \u2014 no external components needed<\/li>\n<li>Wide voltage range (1.5-3.63V)<\/li>\n<li>Hermetically sealed ceramic package<\/li>\n<\/ul>\n<h2>\u5e94\u7528<\/h2>\n<ul>\n<li>Real-time clock (RTC) modules<\/li>\n<li>Wearable devices and smartwatches<\/li>\n<li>Low-power MCU timing reference<\/li>\n<li>Battery-powered IoT devices<\/li>\n<li>Automotive clock circuits<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Product Overview The CMR200T-32.768KDZB-UT is a 32.768kHz RTC crystal oscillator module manufactured by Micro Crystal (a Swatch Group company). It provides a CMOS output with extremely low current consumption of approximately 0.65\u00b5A and operates from 1.5V to 3.63V. The module integrates the crystal and oscillator circuit in a single hermetically sealed ceramic package. Key Specifications [&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":[948],"chip_brand":[892],"class_list":["post-9700","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-transistors","tag-cmr200t-32-768kdzb-ut","chip_brand-micro-crystal"],"acf":{"brief_explanation":"32.768kHz RTC oscillator module, CMOS out, 0.65\u00b5A, 1.5-3.63V, ceramic SMD, -40~85\u00b0C","date_code":"","package_case":"Ceramic SMD (3.2 x 1.5mm typical)","in_stock":9421,"datasheet":"https:\/\/www.microcrystal.com\/en\/products\/32-khz-oscillators\/cmr200t-series\/","price":"","product_introduction":"The CMR200T-32.768KDZB-UT from Micro Crystal is an ultra-low-power 32.768kHz RTC oscillator module with CMOS output consuming only 0.65\u00b5A, ideal for battery-powered timekeeping applications.","working_principle":"The CMR200T integrates a 32.768kHz tuning fork crystal and CMOS oscillator circuit in a single hermetically sealed ceramic package. The internal oscillator sustains oscillation and provides a clean CMOS clock output without requiring external components. The ultra-low 0.65\u00b5A current consumption makes it ideal for always-on RTC applications.","pin_description":"<table><tr><th>Pin<\/th><th>Function<\/th><\/tr><tr><td>1<\/td><td>CLK Output<\/td><\/tr><tr><td>2<\/td><td>GND<\/td><\/tr><tr><td>3<\/td><td>Output Enable (active high)<\/td><\/tr><tr><td>4<\/td><td>VDD (1.5-3.63V)<\/td><\/tr><\/table>","application_scenarios":"<ul><li>Wearable device RTC reference<\/li><li>Low-power MCU sleep timer clock<\/li><li>Battery-backed RTC module<\/li><li>IoT endpoint timekeeping<\/li><\/ul>","alternative_models":"<table><tr><th>Model<\/th><th>Manufacturer<\/th><th>Current<\/th><th>VDD<\/th><\/tr><tr><td>CMR200T-32.768KHZ-E<\/td><td>Micro Crystal<\/td><td>0.65\u00b5A<\/td><td>1.5-3.63V<\/td><\/tr><tr><td>Osc32K-1.5V<\/td><td>Abracon<\/td><td>1.2\u00b5A<\/td><td>1.5V<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/9700","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=9700"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/9700\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/media?parent=9700"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/categories?post=9700"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/tags?post=9700"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=9700"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}