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Linx TT Series User Manual

Linx TT Series
29 pages
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TT Series
Remote Control and Sensor
Transceiver
Data Guide
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Linx TT Series Specifications

General IconGeneral
BrandLinx
ModelTT Series
CategoryTransceiver
LanguageEnglish

Summary

Description

Features

Key capabilities of the TT Series transceiver, including range and certifications.

Ordering Information

Electrical Specifications

Detailed electrical parameters for voltage, current, frequency, and modulation.

Absolute Maximum Ratings

Transceiver Timings

Critical timing parameters for module operations like TX response and data settle.

Pin Assignments

Pin Descriptions

Detailed explanation of each pin's function and I/O type.

Theory of Operation

Module Description

Overview of the integrated RF transceiver and processor, and modes of operation.

Basic Hardware Operation

Transceiver Operation

Transmit Operation

Details on how the module transmits control messages and handles acknowledgements.

Receive Operation

How the module waits for and processes incoming control messages from paired units.

The Pair Process

Permissions Mask

Mechanism to control which lines an Initiating Unit (IU) can control on a Responding Unit (RU).

Acknowledgement

Process for the Responding Unit (RU) to confirm receipt of control packets.

Mode Indicator

Reset to Factory Default

Procedure to restore the module to its original factory settings.

Using the RSSI Line

How to monitor received signal strength using the RSSI output line.

Using the LATCH_EN Line

Control for momentary vs. latched operation of status line outputs.

Using the Low Power Features

Using the LVL_ADJ Line

Adjusting output power for range control or lower power consumption.

Receiver Duty Cycle

Power Supply Requirements

Guidelines for providing a clean and stable power supply to the module.

The Command Data Interface

Command Data Interface Commands and Parameters

Frequency Hopping

Explanation of the FHSS algorithm for improved range and interference immunity.

Usage Guidelines for FCC Compliance

Additional Testing Requirements

Integrator's responsibility for unintentional radiator testing and product-specific tests.

Information to the user

Required FCC/IC statements and interference correction measures for user manuals.

Product Labeling

FCC RF Exposure Statement

Requirements for minimum separation distance for RF exposure compliance.

Antenna Selection

Guidelines for choosing approved antennas and their gain.

Typical Applications

Antenna Considerations

Helpful Application Notes from Linx

List of additional technical resources for RF design.

Interference Considerations

Pad Layout

Recommended PCB pad layout for assembly and RF performance.

Board Layout Guidelines

Best practices for PCB design to ensure optimal RF module performance.

Microstrip Details

Production Guidelines

Hand Assembly

Techniques for manual soldering and assembly of the module.

Automated Assembly

Considerations for high-volume automated placement and reflow soldering.

General Antenna Rules

Common Antenna Styles

Antenna Types Overview

Overview of whip, specialty, and loop antennas.

Regulatory Considerations

FCC/IC Compliance and Testing

Requirements for FCC/IC certification, testing, and user manual content.