{"id":34771,"date":"2026-08-08T11:31:29","date_gmt":"2026-08-08T03:31:29","guid":{"rendered":"https:\/\/pxisource.com\/?post_type=product&#038;p=34771"},"modified":"2026-09-06T19:49:09","modified_gmt":"2026-09-06T11:49:09","slug":"pxie-5644","status":"publish","type":"product","link":"https:\/\/pxisource.com\/ru\/product\/pxie-5644\/","title":{"rendered":"PXIe-5644"},"content":{"rendered":"<h3>PXIe-5644 6 GHz Reconfigurable Vector Signal Transceiver<\/h3>\n<p>\u0417\u0435\u043c\u043b\u044f <strong>NI PXIe-5644<\/strong> is a first-generation PXI Express vector signal transceiver that combines a vector signal analyzer, vector signal generator and user-programmable FPGA in one three-slot instrument. It covers RF signals from 65 MHz to 6 GHz and provides as much as 80 MHz of digitally equalized instantaneous bandwidth.<\/p>\n<p>The module is designed for software-defined RF test, wireless-device validation, RFIC characterization, power-amplifier testing and high-throughput production systems. Its FPGA can execute triggering, digital signal processing, control and custom measurement logic close to the RF data path.<\/p>\n<h3>Key Features of the PXIe-5644<\/h3>\n<ul>\n<li>65 MHz to 6 GHz RF frequency range<\/li>\n<li>Up to 80 MHz instantaneous bandwidth<\/li>\n<li>Integrated vector signal analyzer and vector signal generator<\/li>\n<li>Xilinx Virtex-6 LX195T user-programmable FPGA<\/li>\n<li>16-bit ADC and DAC architecture<\/li>\n<li>120 MS\/s I\/Q data rate<\/li>\n<li>24 bidirectional digital I\/O lines<\/li>\n<li>Two 256 MB onboard DRAM banks<\/li>\n<li>RF IN and RF OUT SMA connectors<\/li>\n<li>NI-RFSA, NI-RFSG, RFmx and LabVIEW FPGA support<\/li>\n<\/ul>\n<h3>PXIe-5644 Technical Specifications<\/h3>\n<table>\n<tbody>\n<tr>\n<th>Product Model<\/th>\n<td>PXIe-5644<\/td>\n<\/tr>\n<tr>\n<th>Instrument Type<\/th>\n<td>Reconfigurable RF vector signal transceiver<\/td>\n<\/tr>\n<tr>\n<th>\u0414\u0438\u0430\u043f\u0430\u0437\u043e\u043d \u0447\u0430\u0441\u0442\u043e\u0442<\/th>\n<td>65 MHz to 6 GHz<\/td>\n<\/tr>\n<tr>\n<th>Maximum Instantaneous Bandwidth<\/th>\n<td>80 MHz; reduced at lower center frequencies<\/td>\n<\/tr>\n<tr>\n<th>Tuning Resolution<\/th>\n<td>Less than 1 Hz<\/td>\n<\/tr>\n<tr>\n<th>ADC \/ DAC Resolution<\/th>\n<td>16 bits \/ 16 bits<\/td>\n<\/tr>\n<tr>\n<th>Maximum I\/Q Data Rate<\/th>\n<td>120 MS\/s<\/td>\n<\/tr>\n<tr>\n<th>\u0424\u041f\u0413\u0410<\/th>\n<td>Xilinx Virtex-6 LX195T<\/td>\n<\/tr>\n<tr>\n<th>Onboard DRAM<\/th>\n<td>512 MB total, two 256 MB banks<\/td>\n<\/tr>\n<tr>\n<th>RF Impedance<\/th>\n<td>50 ohms nominal<\/td>\n<\/tr>\n<tr>\n<th>Maximum RF Input<\/th>\n<td>+33 dBm CW RMS, subject to stated peak limits<\/td>\n<\/tr>\n<tr>\n<th>Module Width<\/th>\n<td>Three PXI Express slots<\/td>\n<\/tr>\n<tr>\n<th>Ordering Information<\/th>\n<td>Confirm the required revision and FPGA\/software configuration before ordering<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Integrated VSA and VSG Architecture<\/h3>\n<p>The PXIe-5644 can generate a modulated RF stimulus and acquire the resulting RF response in the same modular instrument. This stimulus-and-response architecture reduces system size and enables tightly coordinated measurements.<\/p>\n<h3>80 MHz Instantaneous Bandwidth<\/h3>\n<p>The digitally equalized RF input and output paths support up to 80 MHz of instantaneous bandwidth above 375 MHz. Available bandwidth is limited to 40 MHz from above 109 MHz to 375 MHz and to 20 MHz at center frequencies of 109 MHz or lower.<\/p>\n<h3>User-Programmable FPGA<\/h3>\n<p>The onboard Virtex-6 FPGA supports custom signal processing, deterministic sequencing, protocol-aware triggering and device-control functions. LabVIEW FPGA can be used to develop application-specific behavior without replacing the RF front end.<\/p>\n<h3>\u0422\u0438\u043f\u0438\u0447\u043d\u044b\u0435 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f<\/h3>\n<ul>\n<li>Wireless transmitter and receiver testing<\/li>\n<li>WLAN, LTE and cellular component validation<\/li>\n<li>RF power-amplifier characterization<\/li>\n<li>RFIC production testing<\/li>\n<li>Custom FPGA-based RF measurements<\/li>\n<li>Automated spectrum and modulation analysis<\/li>\n<\/ul>\n<h3>PXIe-5644 vs PXIe-5646<\/h3>\n<table>\n<tbody>\n<tr>\n<th>\u0424\u0443\u043d\u043a\u0446\u0438\u044f<\/th>\n<th>PXIe-5644<\/th>\n<th><a href=\"https:\/\/pxisource.com\/ru\/product\/pxie-5646\/\">PXIe-5646<\/a><\/th>\n<\/tr>\n<tr>\n<td>\u0414\u0438\u0430\u043f\u0430\u0437\u043e\u043d \u0447\u0430\u0441\u0442\u043e\u0442<\/td>\n<td>65 MHz to 6 GHz<\/td>\n<td>65 MHz to 6 GHz<\/td>\n<\/tr>\n<tr>\n<td>Maximum Bandwidth<\/td>\n<td>80 MHz<\/td>\n<td>200 \u041c\u0413\u0446<\/td>\n<\/tr>\n<tr>\n<td>\u0424\u041f\u0413\u0410<\/td>\n<td>Virtex-6 LX195T<\/td>\n<td>Virtex-6 LX240T<\/td>\n<\/tr>\n<tr>\n<td>Best Fit<\/td>\n<td>Legacy 80 MHz VST systems<\/td>\n<td>Wider-band RF generation and analysis<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Software and Chassis Integration<\/h3>\n<p>The PXIe-5644 is controlled with NI-RFSA and NI-RFSG and can be used with RFmx measurement personalities. FPGA customization requires the compatible LabVIEW FPGA environment. Install the module in three adjacent compatible slots and verify chassis cooling before operation.<\/p>\n<h3>Frequently Asked Questions<\/h3>\n<h4>What is the frequency range of the PXIe-5644?<\/h4>\n<p>It covers 65 MHz to 6 GHz on its RF input and output paths.<\/p>\n<h4>What is the maximum instantaneous bandwidth?<\/h4>\n<p>The maximum is 80 MHz, with lower bandwidth limits at center frequencies below 375 MHz.<\/p>\n<h4>Can users program the onboard FPGA?<\/h4>\n<p>Yes. Compatible LabVIEW FPGA tools can be used to implement custom real-time processing and control.<\/p>\n<h4>How many chassis slots are required?<\/h4>\n<p>The PXIe-5644 occupies three adjacent PXI Express slots.<\/p>\n<h3>Request a Quote for the PXIe-5644<\/h3>\n<p>Contact us for current availability, revision verification and pricing for the <strong>PXIe-5644 6 GHz Vector Signal Transceiver<\/strong>. We can also help identify compatible chassis, RF cables, calibration options and related PXI RF instruments.<\/p>","protected":false},"excerpt":{"rendered":"<p>RF Generator Frequency Range: 65 MHz to 6 GHz<br \/>\nRF Generator Instantaneous Bandwidth: 80 MHz<br \/>\nRF Analyzer Frequency Range: 65 MHz to 6 GHz<br \/>\nRF Analyzer Instantaneous Bandwidth: 80 MHz<br \/>\nGenerator Tuning Time (Typical): 0.95 ms<br \/>\nI\/O Type: RF<br \/>\nNumber of Input Channels: 1<br \/>\nMaximum Output Power: 10 dBm<br \/>\nAverage Noise Level: -144 dBm\/Hz<br \/>\nBus Connection: PXI Express<br \/>\nModule Width: 3<br \/>\n\u041f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442 \u043f\u043e\u0442\u043e\u043a\u043e\u0432\u0443\u044e \u043f\u0435\u0440\u0435\u0434\u0430\u0447\u0443 Peer-to-Peer: \u0414\u0430<br \/>\nAnalyzer Tuning Time (Typical): 1.2 ms<\/p>","protected":false},"featured_media":31765,"template":"","meta":{"_acf_changed":false},"product_brand":[18],"product_cat":[667],"product_tag":[],"class_list":["post-34771","product","type-product","status-publish","has-post-thumbnail","product_brand-national-instruments","product_cat-pxi-modules","first","instock","shipping-taxable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.0 (Yoast SEO v28.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>NI PXIe-5644 PXI Vector Signal Transceiver 784757-01, In Stock | Project Pricing<\/title>\n<meta name=\"description\" content=\"The PXIe-5644 is a 6 GHz RF vector signal transceiver with 80 MHz bandwidth, real-time FPGA processing and integrated VSA and VSG functions.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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