bluetooth ? at data module btm4 30/43 1 usa: +1.800.492.2320 europe: +44.1628.858.940 asia: +852.2268.6567 wirelessinfo@lairdtech.com www.lairdtech.com/wireless the BTM430 and btm431 bluetooth? modules from laird technologies have been designed to meet the needs of developers who wish to add robust, short range bluetooth data connectivity to their products. they are based on the market leading cambridge silicon ra dio bc04 chipset, providing exceptionally low power consumption with outstanding range. with a footprint as small as 12.5 mm x 18.0 mm for the BTM430 and best of class, low - power operation, these modules are the ideal choice for applications where designe rs need both performance and minimum size. for maximum flexibility in systems integration, the modules are designed to support a separate power supply for i/o. to aid product development and integration, laird technologies has integrated a complete blueto oth protocol stack within the modules, including support for the bluetooth serial port profile. the modules are fully qualified as bluetooth end products, allowing designers to integrate them within their own products with no further bluetooth qualificatio n. they can then list and promote their products on the b luetooth website free of charge . a comprehensive at command or multipoint packet protocol is included, which simplifies firmware integration. this ensures that the choice of laird technologies bluet ooth modules guarantees the fastest route to market. features and benefits ? bluetooth v2.0+edr ? adaptive frequency hopping to cope with interference from other wireless devices ? external or internal antenna options ? comprehensive at interface for simple progr amming ? multipoint packet protocol supporting up to 3 connections ? bluetooth end product qualified ? compact size ? class 2 output C ? low power operation ? uart interface ? pcm and sco for external codec ? gpio lines under at control ? wi - fi co - existence applicatio n areas ? embedded devices ? phone accessories ? security devices ? medical and telehealth devices ? aftermarket automotive applications ? bluetooth advertising ? epos
bluetooth ? at data module btm4 30/43 1 categories feature implementation wireless specification bluetooth? version 2.0 +edr frequency 2.402 C C C C cc ) power consumption current consumption less than 40 ma during sco transmission idle (sleep) < 1 ma coexistence / compatibility 802.11 (wi - fi) 2 wire and 3 wire schemes supported connections external antenna 50 ohm matched smt pad BTM430 internal antenna multilayer ceramic C C C C C ordering information btm43 0 bluetooth at data module (external antenna) btm43 1 bluetooth at data module (with integrated antenna) dvk - btm43 0 development kit (external antenna) dvk - btm431 development kit (with integrated antenna) the details contained within the document are subject to change. download the product specification from www.lairdtech.com/wireless for the most current specification. c onn - ds - BTM430 - 431_v1_0 any information furnished by laird technologies, inc. and its agents is believed to be accurate and reliable. all specificati ons are subject to change without notice. responsibility for the use and application of laird technologies materials rests with the end user. laird technologies makes no warranties as to the fitness, merchantability, suitability or non - infringement of any laird technologies materials or products for any specific or general uses. laird technologies shall not be liable for incidental or consequential damages of any kind. all laird technologies products are sold pursuant to the laird technologies terms and conditions of sal e in effect from time to time, a copy of which will be furnished upon request. ? copyright 2013 laird technologies, inc. all rights reserved. laird, laird technologies, the laird technologies logo, and other marks are trademarks or registered trademarks of laird technologies, inc. or an affiliate company thereof. other product or se rvice names may be the property of third parties. nothing herein provides a license under any laird technologies or any third party intellectual property rights. r evision history version date changes approved by 1.0 28 apr 15 i nitial j. kaye
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