Linx-technologies TRM-xxx-DP1203 User Manual

TRM-xxx-DP1203Data Guide

– –– –14 15Helpful Application Notes from LinxIt is not the intention of this manual to address in depth many of the issues that should be con

– –– –16 17Production GuidelinesThe module is housed in a hybrid SMD package that supports hand and automated assembly techniques. Since the m

– –– –18 19General Antenna RulesThe following general rules should help in maximizing antenna performance.1. Proximity to objects such as a u

– –– –20 21Common Antenna StylesThere are hundreds of antenna styles and variations that can be employed with Linx RF modules. Following is a

– –– –22 23Regulatory ConsiderationsWhen working with RF, a clear distinction must be made between what is technically possible and what is le

DisclaimerLinx Technologies is continually striving to improve the quality and function of its products. For this reason, we reserve the right to mak

Table of Contents 1 Description 1 Features 1 Applications 2 Ordering Information 2 Absolute Maximum Ratings 2 Electrical Specications 4 Pin As

– –1DescriptionThe TRM-xxx-DP1203 is a complete Radio Transceiver Module operating in the 433, 868 and 915MHz license free ISM (Industrial Scienti

– –– –2 3Absolute Maximum RatingsDescription Min. Max. UnitVdd – Power Supply 2.4 3.6 VDCOperating Temperature −40 +85 ºCStorage Temperature −

– –– –4 5Pin AssignmentsFigure 5: DP1203 Series Transceiver Pin Assignments (Top View)32145687910 1112131415161718192021TXGNDRXPATTERNDATAINDA

– –– –6 7If the RTParam_Switch_ext bit is high, then the set is selected by the SWITCH line. If this line is low, then Set #1 is selected. If

– –– –8 9Figure 10 shows a typical read sequence from a configuration register.Switching between ModesThe TRM-xxx-DP1203 is able to switch betw

– –– –10 11Power Supply RequirementsThe module does not have an internal regulator; therefore it requires a clean, well-regulated power source

– –– –12 13Pad LayoutThe pad layout diagram in Figure 17 is designed to facilitate both hand and automated assembly.Board Layout GuidelinesThe