Leal

BTM-5 Bluetooth
Wireless TTL Master/Slave Transceiver Module

Datasheet
Rev 2.0, Jan 2011

BTM-5 Bluetooth Module Datasheet Rev1.0

Content
1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. Key Features ............................................................................................................................1 Product Description................................................................................................................1 Applications .............................................................................................................................1 Specifications ...........................................................................................................................2 Electrical Characteristics.......................................................................................................2 Power Consumption ................................................................................................................ 2 Typical Application .................................................................................................................3 Pin Definition...........................................................................................................................4 Package Description and Dimensions ....................................................................................5 Schematic Overview..................................................................................................................8 Full AT Commandslist............................................................................................................11

BTM-5 Bluetooth Module Datasheet Rev2.0

1. Key Features
Bluetooth Spec v2.0+EDR Compliant Class 2 type Output Power Full speed Bluetooth operation with full piconet support Scatternet support Support Serial Port Profile (SPP) Onboard antenna 3.3V operation UART interface Support for 8Mbit external onboard Flash Minimizedsize 26.9mm(L) x 13mm(W) x 2.2mm(H) RoHS Compliant

2. Product Description

BTM-5 m odule is a Cl ass 2 B luetooth module using Bl ueCore4-External chipset fro m leading Bl uetooth chipset s upplier C ambridge Sil icon Radio. Th is module b oth support Mas ter and Sla ve m ode operation, i t can be e asily changed by A T command c onfiguration. Ea ch Master/Slave BTM-5 pair auto link with thedefa ult device address after power up. After link is established, user can tra nsmit and rece ive data via t he UAR T i nterface wit h each other. T he transmission is almost transparent to user, it acts as tow UART connect with each other wirelessly. It is highly recommend to use BTM-5 pair to communicate with each other. User can also use the module with the Laptop, PDA, Mobile Phone and etc.3. Applications
Bluetooth Carkit PCs Personal Digital Assistants (PDAs) Computer Accessories (Compact Flash Cards, PCMCIA Cards, SD Cards and USB Dongles) Access Points Digital Cameras

1

BTM-5 Bluetooth Module Datasheet Rev2.0

4. Specifications
Parameters Operating Frequency Baud Bluetooth Specification Output Power Class Sensitivity Data Rate Operating Voltage Host Interface AudioInterface Flash Memory Size Operation temperature Dimension Specifications 2.4GHz-2.48GHz unlicensed ISM Band V2.0+EDR -4 ~ 6dBm adjustable , Class 2 -80dBm at 0.1% BER Asynchronous: 2Mbps (Max) 3.3V USB / UART PCM and Analog interface 8Mbit -20 ~ +55 ℃ 26.9mm(L) x 13mm(W) x 2.2mm(H)

*Specifications are subject to change without prior notice

5. Electrical Characteristics
Absolute MaximumRatings Rating Min Storage temperature Supply voltage : VBAT Other terminal voltages -40℃ +150 -0.4V VSS-0.4V Max ℃ 5.6V VDD+0.4V

Recommended Operating Conditions Operating Condition Operating temperature range Guaranteed RF performance range Supply voltage : VBAT Min -40℃ +150 -25℃ +75 2.2V Max ℃ ℃ 4.2V

6. Power Consumption
Operation Mode Page scan ACL No traffic ACL with file transfer ACL...