bt740 series enhanced class 1 bluetooth v2.1 module usa: +1.800.492.2320 europe: +44.1628.858.940 asia: +852.2923.0610 wirelessinfo@lairdtech.com www.lairdtech.com/wireless every bt740 series bluetooth ? module from laird technologies is designed to add robust, long - range bluetooth data connectivity to any device. based on the market - leading cambridge silicon radio (csr) bc04 chipset, bt740 modules p rovide exceptionally low power consumption with outstanding class 1 range via 18 dbm of transmit power. the modules support the latest bluetooth version 2.1 specification, including secure simple pairing, which improves security and enhances the ease of u se for end customers. a broad range of bluetooth profiles such as serial port profile (spp) and other vital features make bt740 modules superior to other bluetooth modules. with a compact footprint of 15.29 x 28.71 mm, the modules deliver maximum range wit h a minimum size . another integration advantage is the inclusion of a complete bluetooth protocol stack with support for multi - point connections and numerous bluetooth profiles, including serial port profile (spp), human interface device profile (hid), and health device profile (hdp). bt740 modules are fully qualified as a bluetooth end products, enabling designers to integrate the modules in devices without the need for further bluetooth qualification. an integrated at command processor interfaces to the h ost system over a serial port using an extensive range of at commands. the at command set abstracts the bluetooth protocol from the host application, saving many months of programming and integration time. it provides extremely short integration times for data oriented bluetooth applications. included firmware provides programming support for multi - point applications that use up to seven simultaneous data connections to and from the robust bt740 module. a low - cost developers kit makes it easy for an oem t o integrate the module and guarantees the fastest route to prototype and then mass production. features & benefits application areas ? bluetooth v2.1 ? external or internal antennas ? comprehensive at command set ? bluetooth epl ? compact footprint ? class 1 output - 18dbm ? uart interfaces with gpio & adc ? industrial temperature range ? multipoint capabilities with up to 7 simultaneous connections ? medical devices ? epos terminals ? automotive diagnostic equipment ? barcode scanners ? industrial cable replacement full detailed product documentation is available at: - http://www.lairdtech.com/products/embedded - wireless - solutions/bluetooth - r adio - modules/bt700 - series/bt740/ the details contained within the document are subject to change.
bt740 series enhanced class 1 bluetooth v2.1 module categories feature implementation wireless specification bluetooth? v2.1 frequency 2.402 - 2.480 ghz max transmit power class 1 18dbm from antenna receive sensitivity better than - 87 dbm range up to 1000m data rates up to 2.1mbps (over the air) uart data transfer rate circa 350kbps host interface uart tx, rx, dcd, ri, dtr, dsr, cts, rts default 9600, n,8, 1 from 1,200 to 921,600bps gpio 8 configurable lines adc 2 lines, 8 bit resolution profiles spp serial port profile hid human interface device hdp health device profile control protocols at command set - 1 connection multi - point api - 7 simultaneous connections supply voltage supply 3.3 C 5.0 v i/o 3.3v power consumption current i dle mode C 1.25ma transmit (max data) C 35ma antenna options internal multilayer ceramic - bt740 - sa external c onnection via u.fl - bt740 - sc physical dimensions 15.29 mm x 28.71 mm x 3 mm environmental operating - 40c to +85c miscellaneous lead free lead - free and rohs compliant warranty 1 year development tools development kit development board and software tools approvals bluetooth? end product listing (epl) fcc / ic / ce all bt740 series ordering information bt740 - sa enhanced class 1 bluetooth v2.1 module (internal antenna) bt740 - sc enhanced class 1 bluetooth v2.1 module ( u.fl connector) dvk - bt740 - sa development kit (internal antenna) dvk - bt740 - sc development kit ( u.fl connector) lws - ds - bt7 4 0 - 0713 any information furnished by laird technologies, inc. and its agents is believed to be accurate and reliable. all specificati ons are subject to change wit hout 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 sale in effect f rom time to time, a copy of which will be furnished upon request. ? copyright 2013 laird technologies, inc. all rights reserv ed. laird, laird technologies, the laird technologies logo, and other marks are trademarks or registered trademarks of laird techno logies, inc. or an affiliate company thereof. other product or service names may be the property of third parties. nothing herein provides a license under any laird technologies or any third party intellectual property rights.
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