https://community.element14.com/products/manufacturers/infineon/w/documents/7746/smartlewis-rx---tda-5240-tda-5235-tda-5225-receivers-with-enhanced-sensitivityen-USTelligent Community 12https://community.element14.com/products/manufacturers/infineon/w/documents/7746/smartlewis-rx---tda-5240-tda-5235-tda-5225-receivers-with-enhanced-sensitivityThu, 07 Oct 2021 08:32:41 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:0636b53c-06a4-4e77-973c-234bedac4b33ophilpotthttps://community.element14.com/products/manufacturers/infineon/w/documents/7746/smartlewis-rx---tda-5240-tda-5235-tda-5225-receivers-with-enhanced-sensitivity#commentsCurrent Revision posted to Documents by ophilpott on 10/7/2021 8:32:41 AM<br /> <p style="margin:0;"><a href="http://www.infineon-designlink.com/images/article/image_000063_s.jpg"><img alt="Image" src="http://www.infineon-designlink.com/images/article/image_000063_s.jpg" style="float:right;margin-left:20px;" /></a>It sounds like a contradictory combination, yet this is what is more and more requested from your receiver design: long range, low energy consumption and flexible adaption to customer requirements.</p><p style="margin:0;padding:0px;">&nbsp;</p><p style="margin:0;">But if you think this requires high development effort and expensive additional components in your design, think again.</p><p style="margin:0;padding:0px;">&nbsp;</p><p style="margin:0;">Our new high-sensitivity, low-power receiver family, SmartLEWIS<span class="emoticon" data-url="https://community.element14.com/cfs-file/__key/system/emoji/2122.svg" title="Tm">&#x2122;</span> RX+ comprises TDA 5240, TDA 5235 and TDA 5225 and meets all of these challenges with a minimum of external components.</p><p style="margin:0;padding:0px;">&nbsp;</p><p style="margin:0;"></p><table style="width:748px;"><tbody><tr><td style="line-height:19px;font-size:13px;font-weight:bold;width:375px;">Features</td><td style="font-size:13px;font-weight:bold;width:365px;">Applications</td></tr></tbody></table><p style="margin:0;"></p><table><tbody><tr><td style="padding-left:5px;padding-right:10px;width:355px;" valign="top"><ul style="list-style-type:none;padding:0px;margin:0px;"><li>Multi-band (300-320, 425-450, 863-870 and 902-928MHz) for worldwide coverage</li><li>10.5Hz high-resolution sigma-delta fractional-N PLL synthesizer</li><li>One crystal frequency for all supported frequency bands</li><li>Autonomous receive mode, where desired payload is automatically extracetd and interrupts can trigger the host microcontroller to read payload from the FIFO</li><li>Ultrafast fallback wake-up criterion</li><li>Autonomous receive mode reduces host processor noise and improves system performance</li><li>Integrated IF-filter but also optional external CER filter possible</li><li>Data rate up to 112kchip/s with several embedded encodings and modulation schemes</li><li>Low supply current (0.8µA in power-down, 12µA in run mode)</li><li>Voltage supply range 3.3 / 5.0V</li><li>Automotive qualified, temperature range -40...+105°C</li></ul></td><td class="extraMerkmalSpalte" style="padding-left:15px;padding-right:10px;width:345px;" valign="top"><ul style="list-style-type:none;padding:0px;margin:0px;"><li>Remote keyless entry systems</li><li>Remote start applications</li><li>Tire pressure monitoring</li><li>Remote control units</li><li>Cordless alarm systems</li><li>Remote metering</li></ul></td></tr></tbody></table><p style="margin:0;padding:0px;">&nbsp;</p><p style="margin:0;"><a href="http://www.infineon-designlink.com/images/article/diagram_000063.jpg"><img loading="lazy" alt="image" src="http://www.infineon-designlink.com/images/article/diagram_000063.jpg" /></a></p><div style="clear:both;"></div> <div style="font-size: 90%;">Tags: sp:infineon, tda5235, tda5240, tda5225, smartlewis</div>