Description, Features, Applications – Linx Technologies TXM-xxx-LR User Manual

Page 3: Data guide, Lr series transmitter module

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1

Description

The LR Series transmitter is ideal for the cost-effective
wireless transfer of serial data, control, or command
information in the favorable 260 to 470MHz band.
When paired with a compatible Linx receiver, a reliable
wireless link is formed, capable of transferring serial
data at rates of up to 10,000bps at distances of up
to 3,000 feet (1,000m). Applications operating over
shorter distances or at lower data rates also benefit
from increased link reliability and superior noise immunity. The transmitter’s
synthesized architecture delivers outstanding stability and frequency
accuracy and minimizes the affects of antenna pulling. Housed in a tiny
reflow-compatible SMD package, the transmitter requires no external RF
components except an antenna, which greatly simplifies integration and
lowers assembly costs.

Features

• Long range
• Low cost
• PLL-synthesized architecture
• Direct serial interface
• Data rates up to 10,000bps
• No external RF components

required

• Low power consumption
• Low supply voltage (2.1 to

3.6VDC)

• Compact surface-mount package
• Wide temperature range
• Power-down function
• No production tuning

Applications

• Remote control
• Keyless entry
• Garage/gate openers
• Lighting control
• Medical monitoring/call systems
• Remote industrial monitoring

• Periodic data transfer
• Home/industrial automation
• Fire/security alarms
• Remote status/position sensing
• Long-range RFID
• Wire elimination

LR Series Transmitter Module

Data Guide

Revised 3/18/2015

0.360 in

(9.14 mm)

0.500 in

(12.7 mm)

0.130 in

(3.3 mm)

Typ.

TXM-315-LR
LOT RTxxxx

24

Common Antenna Styles

26

Regulatory Considerations

Figure 1: Package Dimensions

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