{"id":9704,"date":"2026-07-05T09:38:45","date_gmt":"2026-07-05T09:38:45","guid":{"rendered":"https:\/\/materialparts.com\/icm7555cbaz-t-2\/"},"modified":"2026-07-05T09:38:45","modified_gmt":"2026-07-05T09:38:45","slug":"icm7555cbaz-t-2","status":"publish","type":"post","link":"https:\/\/materialparts.com\/ar\/icm7555cbaz-t-2\/","title":{"rendered":"ICM7555CBAZ-T"},"content":{"rendered":"<h2>\u0646\u0638\u0631\u0629 \u0639\u0627\u0645\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u0646\u062a\u062c<\/h2>\n<p>The ICM7555CBAZ-T is a CMOS RC timer\/oscillator from Renesas Electronics (formerly Intersil) that serves as a direct replacement for the bipolar NE555\/SE555 with significantly lower power consumption. It operates from 2V to 18V with typical supply current of only 60\u00b5A and can operate up to 1MHz in astable mode. The SOT-23-5 package provides a compact footprint for space-constrained designs.<\/p>\n<h2>\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/h2>\n<ul>\n<li>Supply Voltage: 2V ~ 18V<\/li>\n<li>Supply Current: 60\u00b5A (typical)<\/li>\n<li>Max Frequency (Astable): 1MHz<\/li>\n<li>Timing Accuracy: 1.0% (typical)<\/li>\n<li>Output Current: \u00b120mA (sink\/source)<\/li>\n<li>Trigger Voltage: 1\/3 VDD<\/li>\n<li>Threshold Voltage: 2\/3 VDD<\/li>\n<li>Package: SOT-23-5 (TSOP-5)<\/li>\n<li>Operating Temperature: -25\u00b0C ~ +85\u00b0C<\/li>\n<li>Rise\/Fall Time: 30ns\/30ns<\/li>\n<\/ul>\n<h2>\u0627\u0644\u0645\u064a\u0632\u0627\u062a<\/h2>\n<ul>\n<li>CMOS implementation \u2014 60\u00b5A typical current<\/li>\n<li>Wide supply voltage range (2-18V)<\/li>\n<li>Up to 1MHz astable frequency<\/li>\n<li>Direct replacement for NE555\/SE555<\/li>\n<li>SOT-23-5 compact package<\/li>\n<li>Low output saturation voltage<\/li>\n<li>Wide temperature range<\/li>\n<\/ul>\n<h2>\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h2>\n<ul>\n<li>Timer and delay circuits<\/li>\n<li>Pulse generation and PWM<\/li>\n<li>Clock oscillators and frequency dividers<\/li>\n<li>Battery-powered timing applications<\/li>\n<li>One-shot and monostable circuits<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Product Overview The ICM7555CBAZ-T is a CMOS RC timer\/oscillator from Renesas Electronics (formerly Intersil) that serves as a direct replacement for the bipolar NE555\/SE555 with significantly lower power consumption. It operates from 2V to 18V with typical supply current of only 60\u00b5A and can operate up to 1MHz in astable mode. The SOT-23-5 package provides [&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":[954],"chip_brand":[12],"class_list":["post-9704","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-transistors","tag-icm7555cbaz-t","chip_brand-renesas"],"acf":{"brief_explanation":"CMOS 555 timer, 2-18V, 60\u00b5A, 1MHz astable, SOT-23-5, replaces NE555, -25~85\u00b0C","date_code":"","package_case":"SOT-23-5 (TSOP-5)","in_stock":7199,"datasheet":"https:\/\/www.renesas.com\/us\/en\/document\/dst\/icm7555-7556-datasheet","price":"$0.40 @ 1ku","product_introduction":"The ICM7555CBAZ-T from Renesas is a CMOS version of the classic 555 timer with 60\u00b5A supply current, 2-18V operation, and 1MHz astable capability in a compact SOT-23-5 package.","working_principle":"The ICM7555 operates identically to the bipolar 555 timer but uses CMOS technology for drastically reduced power consumption. In monostable mode, an external RC network sets the pulse width (t=1.1RC). In astable mode, two external resistors and a capacitor set the frequency and duty cycle. The internal comparators trigger at 1\/3 VDD (trigger) and 2\/3 VDD (threshold).","pin_description":"<table><tr><th>Pin<\/th><th>Name<\/th><th>Function<\/th><\/tr><tr><td>1<\/td><td>GND<\/td><td>Ground<\/td><\/tr><tr><td>2<\/td><td>TRIGGER<\/td><td>Trigger input (active low)<\/td><\/tr><tr><td>3<\/td><td>OUTPUT<\/td><td>Output driver<\/td><\/tr><tr><td>4<\/td><td>RESET<\/td><td>Reset (active low)<\/td><\/tr><tr><td>5<\/td><td>THRESHOLD<\/td><td>Threshold input<\/td><\/tr><\/table>","application_scenarios":"<ul><li>Low-power timeout and watchdog circuits<\/li><li>PWM motor speed control<\/li><li>LED flasher and beacon circuits<\/li><li>Battery-powered timing and delay<\/li><\/ul>","alternative_models":"<table><tr><th>Model<\/th><th>Manufacturer<\/th><th>Supply<\/th><th>Current<\/th><\/tr><tr><td>NE555DR<\/td><td>TI<\/td><td>4.5-16V<\/td><td>3mA<\/td><\/tr><tr><td>TLC555CDR<\/td><td>TI<\/td><td>2-15V<\/td><td>170\u00b5A<\/td><\/tr><tr><td>LMC555CM<\/td><td>TI\/National<\/td><td>1.5-15V<\/td><td>100\u00b5A<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/9704","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/comments?post=9704"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/9704\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/media?parent=9704"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/categories?post=9704"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/tags?post=9704"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/chip_brand?post=9704"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}