{"id":3533,"date":"2026-03-01T05:30:00","date_gmt":"2026-03-01T05:30:00","guid":{"rendered":"https:\/\/pirhome.com\/?p=3511"},"modified":"2026-03-01T05:30:00","modified_gmt":"2026-03-01T05:30:00","slug":"ti-pir-signal-conditioning-ic-2026","status":"publish","type":"post","link":"http:\/\/www.pirhome.com\/?p=3533","title":{"rendered":"Texas Instruments Releases New PIR Signal Conditioning IC with Integrated DSP"},"content":{"rendered":"<h2>March 2026 \u2013 TI Simplifies PIR Sensor Design with New IC<\/h2>\n<p>Texas Instruments has announced the PGA460, a dedicated signal conditioning integrated circuit for pyroelectric infrared sensors. The new IC combines all the analog front-end components needed for PIR sensors into a single package, significantly simplifying design and reducing component count.<\/p>\n<h2>Key Features<\/h2>\n<h3>Analog Front-End<\/h3>\n<ul>\n<li>Dual-channel, low-noise programmable gain amplifier (PGA) with gain range 40-80 dB<\/li>\n<li>Integrated high-pass and low-pass filters with programmable cutoff frequencies<\/li>\n<li>16-bit sigma-delta ADC for signal digitization<\/li>\n<li>Built-in voltage reference and bias generation for pyroelectric elements<\/li>\n<\/ul>\n<h3>Digital Signal Processing<\/h3>\n<ul>\n<li>On-chip DSP with pre-programmed motion detection algorithms<\/li>\n<li>Configurable threshold detection with hysteresis<\/li>\n<li>Direction detection algorithm for dual-element sensors<\/li>\n<li>Optional human\/pet classification (requires license)<\/li>\n<li>Programmable hold time and block time<\/li>\n<\/ul>\n<h3>Interfaces<\/h3>\n<ul>\n<li>I2C interface for configuration and data readout<\/li>\n<li>Configurable digital output (active-high, active-low, open-drain)<\/li>\n<li>PWM output for direct LED drive<\/li>\n<li>Interrupt output for wake-on-motion<\/li>\n<\/ul>\n<h2>Power Consumption<\/h2>\n<ul>\n<li>45 \u00b5A in continuous monitoring mode<\/li>\n<li>5 \u00b5A in low-power mode (polling every second)<\/li>\n<li>0.5 \u00b5A in sleep mode (wake-on-interrupt)<\/li>\n<li>Wide supply voltage: 1.8V to 5.5V<\/li>\n<\/ul>\n<h2>Benefits for Designers<\/h2>\n<p>The PGA460 offers several advantages over discrete designs:<\/p>\n<ul>\n<li><strong>Reduced Component Count:<\/strong> Replaces op-amps, comparators, and passive components<\/li>\n<li><strong>Smaller PCB Area:<\/strong> 3mm \u00d7 3mm QFN package<\/li>\n<li><strong>Faster Time-to-Market:<\/strong> Pre-validated algorithms reduce development time<\/li>\n<li><strong>Flexibility:<\/strong> All parameters programmable via I2C<\/li>\n<li><strong>Consistent Performance:<\/strong> Eliminates component tolerance issues<\/li>\n<\/ul>\n<h2>Target Applications<\/h2>\n<ul>\n<li>Security sensors and motion detectors<\/li>\n<li>Smart lighting controls<\/li>\n<li>Occupancy sensors for building automation<\/li>\n<li>IoT motion sensors<\/li>\n<li>Automatic doors and gates<\/li>\n<li>Robotics and people counting<\/li>\n<\/ul>\n<h2>Development Tools<\/h2>\n<p>TI offers a complete development ecosystem:<\/p>\n<ul>\n<li><strong>PGA460EVM:<\/strong> Evaluation module with USB interface<\/li>\n<li><strong>GUI Software:<\/strong> Windows-based tool for configuration and testing<\/li>\n<li><strong>Reference Designs:<\/strong> Complete PIR sensor modules with BOM<\/li>\n<li><strong>Software Libraries:<\/strong> For MSP430, ARM Cortex-M, and other MCUs<\/li>\n<\/ul>\n<h2>Pricing and Availability<\/h2>\n<p>The PGA460 is available now for sampling, with volume production scheduled for Q2 2026. Pricing starts at $0.89 in 1000-unit quantities. Evaluation modules are available for $49.<\/p>\n<h2>Industry Impact<\/h2>\n<p>&#8220;The PGA460 democratizes PIR sensor design,&#8221; said a TI product manager. &#8220;Now even engineers with limited analog experience can create professional-grade motion sensors with advanced features. We expect to see this IC in everything from high-end security systems to low-cost consumer products.&#8221;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>March 2026 \u2013 TI Simplifies PIR Sensor Design with New IC Texas Instruments has announced the PGA460, a dedicated signal conditioning integrated circuit for pyroelectric infrared sensors. The new IC combines all the analog front-end components needed for PIR sensors into a single package, significantly simplifying design and reducing component count. Key Features Analog Front-End [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3533","post","type-post","status-publish","format-standard","hentry","category-news"],"blocksy_meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\r\n<title>Texas Instruments Releases New PIR Signal Conditioning IC with Integrated DSP - PIRHOME<\/title>\r\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\r\n<link rel=\"canonical\" href=\"http:\/\/www.pirhome.com\/?p=3533\" \/>\r\n<meta property=\"og:locale\" content=\"en_US\" \/>\r\n<meta property=\"og:type\" content=\"article\" \/>\r\n<meta property=\"og:title\" content=\"Texas Instruments Releases New PIR Signal Conditioning IC with Integrated DSP - PIRHOME\" \/>\r\n<meta property=\"og:description\" content=\"March 2026 \u2013 TI Simplifies PIR Sensor Design with New IC Texas Instruments has announced the PGA460, a dedicated signal conditioning integrated circuit for pyroelectric infrared sensors. 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