Audivox DWAM83-TB Manual de usuario

AUDIVO GmbH

User Manual and specicaons for DWAM83- B

Digital Wireless Audio ransceiver Module

FCC and 5.8 GHz RF applicaon only

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Audivo GmbH

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3. Contents

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1 Revision Log

Date Version Changes Signed Approved by

55 Public release #5!',

55  Added reference to integrator #5!',

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2 Technical Module specification

6''4'&0#3.83 9'.4-5:0

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System Specifications

ID Parameter Value Unit Remarks

RF Characteristics

RF frequency range 5725 - 5875

MHz

Number of RF channels

In each Frequency band

Air framing

Addressing 24 Bit

Data message size 32 Byte Application dependent

CRC 16, 24 and 32 Bit Hybrid

Control

Control interface

I2C

Compliant with the I

protocol (slave), 0…

400kbps Base address

0x80

Data

Data Bandwidth 100 Kbps Bi-directional wireless data

channel

Data latency

ms Minimum under good RF

link conditions for

applications that support

the 100kbps data rate

Interference Robustness

Fixed frequency devices (e g

WLAN, microwave oven)

Fully coexistent

Frequency hopping devices

(e g 5 8GHz cordless phones)

Fully coexistent

Dimensions

Module dimensions 35 x 35 x 4 3 mm



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AUDIVO GmbH

3 Product Application Overview

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'+&,(@45

1 Module Block Diagram

2 Module Power Consumption

(Vcc=3 3V, 25°C, Audio Clock:12 288MHz)

Application*

5 8GHz

(in mA)

Standby mode* 21 21

1 Stereo NACK 36 96

2-1 Stereo NACK BiDir 82 146

2 ACK 65 127

TX Continuous mode (peak current) - 300

*Current consumpon measurements based on External MCU using EVK. Standb mode can be wake up b CU

3 RF Performance

For 5 8GHz application (Vcc=3 3V, 25°C)

Parameter Condition in. Typ. ax Units

RF Frequency Range 5725 − 5875 MHz

Number of

RF-channels Carriers in the spectrum − 3 −

Transmission Power Depending on antenna design 9 dBm

Channel Frequency

(dynamic or fixed

allocation)

CH1

CH2

CH3

−

5736

5762 −

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5814 MHz

Channel Spacing − 26 − MHz

RF Bandwidth Null-to-null − 22 − MHz

Rx sensitivity − -81 − dBm

Antenna Diversity TX/RX − ON −

4 Module PI Layout

Specs of FFC connector: 0 5mm pitch FPC/FFC Connector, 26 ways, Right Angle Type (Double-Face

Contact), LIF SMT type, Tin/Nickel (Lead Free), Halogen Free

Pin Number Pin Name I/O Description

VDD Power Regulated 3 3V input

GND Ground Ground

MCLK In 12 288MHz audio clock In

DARR83_GPIO_2 I/O Configurable