PAL20C1ML883B

Programmable Logic Device Pld Overview

The PAL20C1ML883B is a high-reliability Programmable Array Logic (PAL) device manufactured by Advanced Micro Devices. It features a MIL-STD-883B qualified ceramic flatpack package, designed for demanding environments with an operating temperature range of -55°C to +125°C. The device provides 20 pins and includes dedicated inputs with combinatorial output functions. It utilizes TTL-compatible logic levels and exhibits a propagation delay of 45ns. This component belongs to the PAL series, offering fixed AND-plane and programmable OR-plane architecture suitable for complex logic implementation in aerospace and military applications.

Programmable Logic Device Pld Feature Summary

• MIL-STD-883B qualified ceramic flatpack construction
• TTL-compatible logic levels with 45ns propagation delay
• Extended industrial temperature range (-55°C to +125°C)
• Combinatorial output function architecture

Programmable Logic Device Pld Applications

• Aerospace control systems requiring radiation hardness
• Military communication equipment logic interfaces
• High-reliability industrial automation controllers
• Spacecraft subsystem logic gating

Programmable Logic Device Pld Procurement Notes

Verify the authenticity of the MIL-STD-883B qualification documentation upon receipt. Ensure storage conditions maintain the integrity of the ceramic metal-sealed cofired package. Check for pin oxidation or mechanical damage during handling due to the fragile nature of the flatpack leads. Confirm that the specific lot number matches the required reliability standards for your application.

Programmable Logic Device Pld Selection Notes

Select this component when MIL-STD-883B certification is mandatory. Compare propagation delays against system timing requirements, noting the 45ns specification. Evaluate the I/O count and logic density against more modern CPLDs if higher complexity is needed. Consider the thermal management capabilities of the ceramic package for high-temperature operation scenarios.

Programmable Logic Device Pld Part Context

This part is part of the PAL family from Advanced Micro Devices, predating the company's acquisition by AMD. It represents the legacy PLD technology used before the widespread adoption of FPGA architectures. The '883B' suffix indicates compliance with Military Standard 883 for microelectronics.

Programmable Logic Device Pld Replacement Considerations

Direct pin-to-pin replacements are limited due to the proprietary PAL architecture. Modern equivalents may require logic restructuring. Verify compatibility with existing programming tools and fuse maps. Consider Lattice or Microchip PAL derivatives only if logical equivalence can be confirmed through simulation.