XC9536XL-7VQG44I CPLD | High-Performance Programmable Logic Device | AMD Xilinx

The XC9536XL-7VQG44I from AMD Xilinx is a cutting-edge Complex Programmable Logic Device (CPLD) designed for high-performance embedded applications. With its 36 macrocells, 800-gate capacity, and ultra-fast 7.5ns propagation delay, this CPLD delivers exceptional logic density and speed for demanding real-time systems. Its 3V to 3.6V operating voltage ensures energy efficiency, while the 44-VQFP (10x10mm) package offers a compact footprint for space-constrained designs. Engineered for reliability, it supports 10,000 in-system program/erase cycles and operates across an industrial temperature range of -40 C to +85 C, making it suitable for harsh environments.

This CPLD features 34 I/O pins with flexible pin configurations, enabling seamless integration with various digital interfaces. The XC9536XL-7VQG44I utilizes AMD Xilinx's advanced FastFLASH technology, providing non-volatile configuration storage and instant-on operation without external boot memory. Its 7.5ns pin-to-pin logic delay ensures rapid response times for time-critical applications, while the 54MHz system frequency capability supports high-speed data processing. The device's 2 logic blocks can implement complex state machines, arithmetic functions, or glue logic with equal efficiency.

The XC9536XL-7VQG44I excels in industrial automation, telecommunications equipment, medical devices, and automotive electronics. Its deterministic timing and low power consumption (typically <15mA standby current) make it ideal for battery-powered systems. The CPLD can implement interface bridging (UART to SPI), pulse-width modulation (PWM), or custom finite state machines. In telecom applications, it handles protocol conversion and signal conditioning. The industrial-grade temperature range allows deployment in factory automation, motor control, and harsh environment monitoring systems.

AMD Xilinx provides comprehensive development support for the XC9536XL-7VQG44I through the ISE WebPACK design software, including schematic entry, VHDL/Verilog synthesis, and timing analysis tools. The CPLD's JTAG programming interface enables in-circuit debugging and field updates. Engineers appreciate its 5V-tolerant I/Os for mixed-voltage system compatibility and advanced pin-locking architecture that preserves I/O assignments during design changes. Compared to competing CPLDs, the XC9536XL series offers superior performance-per-watt metrics and higher reliability with a 20-year configuration retention specification.

For system designers needing a cost-effective programmable logic solution, the XC9536XL-7VQG44I delivers an optimal balance of performance, flexibility, and power efficiency. Its combination of fast logic implementation, non-volatile operation, and industrial robustness makes it superior to discrete logic or low-end FPGAs for many control applications. The 44-pin VQFP package enables high-density PCB layouts while maintaining excellent thermal characteristics. With AMD Xilinx's proven quality and worldwide technical support, this CPLD remains a top choice for mission-critical embedded systems across multiple industries.