Linx-technologies TXM-xxx-ES User Manual

ES SeriesRF Transmitter Data Guide

– –– –14 15Pad LayoutThe pad layout diagram in Figure 15 is designed to facilitate both hand and automated assembly.Board Layout GuidelinesThe

– –– –16 17Microstrip DetailsA transmission line is a medium whereby RF energy is transferred from one place to another with minimal loss. Thi

– –– –18 19Production GuidelinesThe module is housed in a hybrid SMD package that supports hand and automated assembly techniques. Since the m

– –– –20 21Antenna ConsiderationsThe choice of antennas is a critical and often overlooked design consideration. The range, performance, and l

– –– –22 23General Antenna RulesThe following general rules should help in maximizing antenna performance.1. Proximity to objects such as a u

– –– –24 25Loop StyleA loop or trace style antenna is normally printed directly on a product’s PCB (Figure 29). This makes it the most cost-ef

– –– –26 27Regulatory 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 Typica

– –1DescriptionHoused in a tiny SMD package, the ES Series offers an unmatched combination of features, performance and cost-effectiveness. The tr

– –– –2 3ES Series Transmitter SpecificationsParameter Symbol Min. Typ. Max. Units NotesPower SupplyOperating Voltage VCC2.1

– –– –4 5Typical Performance GraphsFigure 5: Level Adjust AttenuationFigure 6: Square-Wave Modulation Linearity RF Output Attenuation (dB)-8.0

– –– –6 7Pin AssignmentsFigure 9: ES Series Transmitter Pinout (Top View)Pin DescriptionsPin Number Name I/O Description1 PDN IPower Down. Pul

– –– –8 9Theory of OperationThe ES Series FM / FSK transmitter is capable of generating 1mW of output power into a 50-ohm load while suppressi

– –– –10 11Using the PDN LineThe Power Down (PDN) line can be used to power down the transmitter without the need for an external switch. This

– –– –12 13Power Supply RequirementsThe module does not have an internal voltage regulator; therefore it requires a clean, well-regulated powe