PAL20R4A-2MJS/883B

Programmable Logic Device Pld Overview

The PAL20R4A-2MJS/883B is a military-grade Programmable Array Logic (PAL) device manufactured by Advanced Micro Devices. It features a TTL-compatible architecture with 20 dedicated inputs and 4 registered outputs, housed in a ceramic dual in-line package (CDIP-20). The component operates within an extended temperature range of -55°C to +125°C and meets MIL-STD-883 qualification standards. With a maximum propagation delay of 2ns, it provides high-speed combinatorial logic processing for demanding aerospace and defense applications requiring radiation hardness and reliability.

Programmable Logic Device Pld Feature Summary

• Military-grade CDIP-20 ceramic package compliant with MIL-STD-883
• TTL-compatible input/output levels for direct interfacing
• High-speed 2ns propagation delay for critical timing applications
• 20 dedicated inputs and 4 registered outputs

Programmable Logic Device Pld Applications

• Aerospace flight control systems
• Defense communication equipment
• Radiation-hardened logic circuits
• Military data acquisition systems

Programmable Logic Device Pld Procurement Notes

Verify the specific suffix MJS/883B against the manufacturer's current datasheet to confirm pinout compatibility and electrical specifications. Ensure that the procurement channel provides traceability documentation required for military components. Check for any obsolescence notices or last-time buy information from AMD before finalizing orders.

Programmable Logic Device Pld Selection Notes

Select this component when a registered PAL output is required alongside high-speed combinatorial logic. Compare the 2ns delay against system clock requirements. Ensure the design accommodates the CDIP-20 footprint and thermal characteristics of ceramic packages. Verify voltage levels match the TTL standard used in the target circuit.

Programmable Logic Device Pld Part Context

This part belongs to the PAL20R4 family of programmable logic devices. The /883B suffix indicates compliance with MIL-STD-883 testing methods. The MJS designation typically refers to the specific package style and material composition suitable for harsh environments. It serves as a replacement for older discrete logic solutions in legacy military designs.

Programmable Logic Device Pld Replacement Considerations

Direct replacements must maintain the PAL20R4 architecture and CDIP-20 package. Verify that substitute parts meet the same MIL-STD-883 qualification level. Check for equivalent propagation delays and power consumption profiles to ensure system performance remains unchanged.