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XC17256EPC20I

XC17256EPC20I Description

The XC17256EPC20I is a high-performance One-Time Programmable (OTP) serial configuration PROM from AMD, designed for FPGA configuration memory applications. With a 256Kb memory size, it operates within a 4.5V to 5.5V supply range, ensuring reliable performance in industrial environments. Housed in a 20-pin PLCC (Plastic Leaded Chip Carrier) package, this surface-mount device is ideal for space-constrained designs. Although marked as Obsolete, it remains a robust solution for legacy systems requiring stable, non-volatile memory. Its I-TEMP (Industrial Temperature) rating ensures operation across demanding conditions, while its OTP nature guarantees data integrity post-programming.

XC17256EPC20I Features

• Memory Capacity: 256Kb (32KB), sufficient for medium-density FPGA configurations.
• OTP Technology: Ensures permanent data storage with no risk of accidental erasure.
• Wide Voltage Range: 4.5V–5.5V compatibility for flexible power supply integration.
• Industrial Temperature Support: Reliable performance in harsh environments.
• Surface-Mount PLCC Package: Compact 20-pin design for PCB space efficiency.
• MSL 3 (168 Hours): Moderate moisture sensitivity, suitable for controlled assembly processes.
• REACH Unaffected: Compliant with environmental regulations for hazardous substances.

XC17256EPC20I Applications

This device is tailored for FPGA configuration storage, particularly in systems requiring secure, non-volatile memory. Key applications include:

• Legacy Industrial Controls: Where long-term data retention and reliability are critical.
• Embedded Systems: For boot configuration or firmware storage in 5V-based designs.
• Telecommunications Equipment: Providing stable FPGA initialization in infrastructure hardware.
• Aerospace and Defense: Due to its OTP integrity and industrial-grade robustness.

Conclusion of XC17256EPC20I

The XC17256EPC20I offers a dependable OTP memory solution for FPGA configuration, combining 256Kb capacity, industrial durability, and a compact form factor. While obsolete, its 5V compatibility and PLCC packaging make it a practical choice for maintaining or upgrading legacy systems. Engineers seeking a secure, one-time programmable memory with proven reliability will find this device well-suited for industrial and embedded applications.