BTM430 datasheet(5/25 Pages) LSTD

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BTM430/431

Bluetooth® AT Data Module Datasheet

Embedded Wireless Solutions Support

Center: http://ews-support.lairdtech.com

www.lairdtech.com/bluetooth

Laird Technologies

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Hong Kong: +852 2923 0610

SPECIFICATIONS

2.1 Detailed Specifications

Table 1: Detailed specifications

Categories

Feature

Implementation

Wireless Specification Bluetooth®

Version 2.0+EDR

Transmit Class

Class 2

Frequency

2.402 – 2.480 GHz

Channels

79 channels Frequency Hopping

Adaptive Frequency Hopping

Max Transmit Power

+4 dBm at antenna pad – BTM430

+4 dBm from integrated antenna – BTM431

Min Transmit Power

-27 dBm at antenna pad – BTM430

-27 dBm from integrated antenna – BTM431

Receive Sensitivity

-84dBm

Range

30m

Data Transfer Rate

Up to 300 kbps

Antenna Modes

External Antenna

50 Ohm matched SMT pad – BTM430

Integrated Antenna

(option)

+0dBi multilayer ceramic – BTM431

UART Interface

Serial Interface

RS-232 bi-directional for commands and data

16550 compatible

Baud Rate

Configurable from 1,200 to 921,600bps Non-standard

baud rates supported

Bits

Parity

Odd, even, none

Stop bits

Default Serial parameters

9600,n,8,1

Levels

Set by VDD_USB input

Modem Control

DTR, DSR, DCD, RI, RTS, CTS

General Purpose

Interface

I/O

8 general purpose I/O pins

Audio

Support

1 PCM channel @ 64kbps

SCO Channels

Support SCO and eSCO

PCM Interface

Configurable as master or slave

8 bit A-law

8 bit µ-law

13 bit linear

PCM Clock available when in slave mode

Protocols and

Firmware

Bluetooth Stack

V2.0 compliant. Fully integrated.

Profiles

GAP Generic Access Profile

SDP Service Discovery Profile

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