ADSP-21990BST

The ADSP-21990BST by Analog Devices Inc. delivers military-grade Embedded - DSP (Digital Signal Processors) performance for unmanned systems. This rugged DSP solution combines real-time processing with secure communications for autonomous drones, UGVs, and robotic platforms.Featuring Fixed Point architecture, the processor integrates sensor fusion algorithms with cryptographic acceleration. Its heterogeneous computing approach enables simultaneous execution of computer vision, navigation, and secure data transmission.The SPI, SSP subsystem includes military data buses like MIL-STD-1553 and secure Ethernet. The tamper-resistant interfaces incorporate active anti-tamper mechanisms for field deployments.Operating at 160MHz, the DSP meets the real-time requirements of autonomous path planning. The radiation-hardened clock distribution network maintains synchronization in GPS-denied environments.With External capacity, the device stores encrypted mission profiles and AI models. The one-time-programmable memory blocks prevent firmware reverse-engineering attempts.The 20kB configuration provides sufficient workspace for simultaneous sensor processing. The physically unclonable memory architecture enhances system security for classified applications.Supporting 3.30V standards, the interfaces withstand battlefield power fluctuations. The EMP-hardened I/O cells protect against electromagnetic weapon effects.The 2.50V domain implements adaptive power management for extended mission durations. The fault-tolerant power sequencing survives abrupt power interruptions.Rated for -40°C ~ 85°C, the device operates in desert and arctic conditions. The thermal design accounts for rapid environmental transitions in military operations.The Surface Mount option meets vibration specifications for armored vehicle installations. The package design survives 50G mechanical shock impacts.Housed in 176-LQFP, the processor features conformal shielding for electronic warfare environments. The package material selection minimizes radar cross-section signatures.Available in 176-LQFP (24x24), this military DSP undergoes rigorous MIL-STD-810 testing. The packaging includes anti-counterfeiting features for supply chain security.