{"id":9740,"date":"2026-07-05T09:59:27","date_gmt":"2026-07-05T09:59:27","guid":{"rendered":"https:\/\/materialparts.com\/bc118\/"},"modified":"2026-07-05T09:59:27","modified_gmt":"2026-07-05T09:59:27","slug":"bc118","status":"publish","type":"post","link":"https:\/\/materialparts.com\/zh\/bc118\/","title":{"rendered":"BC118"},"content":{"rendered":"<h2>\u4ea7\u54c1\u6982\u89c8<\/h2>\n<p>The BC118 is a Bluetooth Smart module from Laird Connectivity featuring a fully integrated Bluetooth 5.0 Low Energy stack and antenna in a compact surface-mount package. It provides a simple UART or SPI interface for host MCU communication, enabling quick addition of BLE connectivity to embedded systems without RF design expertise.<\/p>\n<h2>\u4e3b\u8981\u89c4\u683c<\/h2>\n<ul>\n<li>Type: Bluetooth 5.0 Low Energy Module<\/li>\n<li>Bluetooth Version: 5.0 BLE<\/li>\n<li>Interface: UART \/ SPI \/ I2C<\/li>\n<li>Antenna: Integrated PCB antenna<\/li>\n<li>Range: Up to 100m line of sight<\/li>\n<li>Supply Voltage: 2.0-3.6V<\/li>\n<li>TX Power: +4dBm max<\/li>\n<li>RX Sensitivity: -95dBm typical<\/li>\n<li>Current: 8.2mA (TX at 0dBm), 7.3mA (RX)<\/li>\n<li>Sleep Current: 1.5uA<\/li>\n<li>Data Rate: 1Mbps \/ 2Mbps (BLE 5.0)<\/li>\n<li>Package: SMD module (18 x 20mm typical)<\/li>\n<li>Operating Temp: -40C to +85C<\/li>\n<li>Certifications: FCC, IC, CE (pre-certified)<\/li>\n<\/ul>\n<h2>\u7279\u70b9<\/h2>\n<ul>\n<li>Pre-certified Bluetooth 5.0 BLE module (FCC\/IC\/CE)<\/li>\n<li>Integrated PCB antenna &#8211; no external RF design needed<\/li>\n<li>Simple UART\/SPI host interface<\/li>\n<li>Up to 100m range line-of-sight<\/li>\n<li>Ultra-low 1.5uA sleep current<\/li>\n<li>Supports BLE 5.0 features including 2Mbps PHY<\/li>\n<\/ul>\n<h2>\u5e94\u7528<\/h2>\n<ul>\n<li>IoT device wireless connectivity<\/li>\n<li>Smart home sensors and actuators<\/li>\n<li>Wearable health and fitness devices<\/li>\n<li>Industrial wireless monitoring<\/li>\n<li>Beacon and proximity applications<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Product Overview The BC118 is a Bluetooth Smart module from Laird Connectivity featuring a fully integrated Bluetooth 5.0 Low Energy stack and antenna in a compact surface-mount package. It provides a simple UART or SPI interface for host MCU communication, enabling quick addition of BLE connectivity to embedded systems without RF design expertise. 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":[13,20],"tags":[1010],"chip_brand":[1009],"class_list":["post-9740","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-interface-ics","tag-bc118","chip_brand-laird-connectivity"],"acf":{"brief_explanation":"BLE 5.0 module, +4dBm, -95dBm, UART\/SPI, integrated antenna, 1.5uA sleep, pre-certified","date_code":"","package_case":"SMD module (~18 x 20mm)","in_stock":8027,"datasheet":"https:\/\/www.lairdconnect.com\/wireless-modules\/bluetooth-modules\/bluetooth-5-modules\/bc118-bluetooth-5-module","price":"$5.50 @ 1ku","product_introduction":"The BC118 from Laird Connectivity is a pre-certified Bluetooth 5.0 BLE module with integrated antenna, UART\/SPI host interface, and 1.5uA sleep current for quick IoT wireless integration.","working_principle":"The BC118 integrates a BLE 5.0 radio transceiver, baseband processor, and protocol stack in a single module. The host MCU sends commands over UART or SPI to configure the module, establish connections, and exchange data via GATT services. The integrated PCB antenna radiates the 2.4GHz BLE signal.","pin_description":"<table><tr><th>Pin<\/th><th>Name<\/th><th>Function<\/th><\/tr><tr><td>1<\/td><td>VDD<\/td><td>Power supply (2.0-3.6V)<\/td><\/tr><tr><td>2<\/td><td>GND<\/td><td>Ground<\/td><\/tr><tr><td>3<\/td><td>TXD<\/td><td>UART transmit<\/td><\/tr><tr><td>4<\/td><td>RXD<\/td><td>UART receive<\/td><\/tr><tr><td>5<\/td><td>CTS<\/td><td>UART clear to send<\/td><\/tr><tr><td>6<\/td><td>RTS<\/td><td>UART request to send<\/td><\/tr><tr><td>7<\/td><td>SPIO_CLK<\/td><td>SPI clock<\/td><\/tr><tr><td>8<\/td><td>SPIO_MOSI<\/td><td>SPI MOSI<\/td><\/tr><tr><td>9<\/td><td>SPIO_MISO<\/td><td>SPI MISO<\/td><\/tr><tr><td>10<\/td><td>SPIO_CS<\/td><td>SPI chip select<\/td><\/tr><tr><td>11<\/td><td>RST<\/td><td>Reset (active low)<\/td><\/tr><tr><td>12<\/td><td>GPIO<\/td><td>Configurable GPIO<\/td><\/tr><\/table>","application_scenarios":"<ul><li>IoT device BLE wireless connectivity<\/li><li>Smart home sensor\/actuator<\/li><li>Wearable health device<\/li><li>Industrial wireless monitoring<\/li><li>BLE beacon and proximity<\/li><\/ul>","alternative_models":"<table><tr><th>Model<\/th><th>Manufacturer<\/th><th>Spec1<\/th><th>Spec2<\/th><\/tr><tr><td>BL654-SA<\/td><td>Laird<\/td><td>BLE 5.0\/nRF52840<\/td><td>USB\/SA<\/td><\/tr><tr><td>BGM220PC22HNA2<\/td><td>Silicon Labs<\/td><td>BLE 5.2<\/td><td>QFN-32<\/td><\/tr><tr><td>NINA-B306<\/td><td>u-blox<\/td><td>BLE 5.0\/nRF52840<\/td><td>SMD<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/9740","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=9740"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/9740\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/media?parent=9740"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/categories?post=9740"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/tags?post=9740"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=9740"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}