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PAL20R4ANC Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
PAL20R4ANCNS487Yes

PAL20R4ANC** from National Semiconductor (NS) is a programmable array logic (PAL) device designed for high-performance digital logic applications.

The PAL20R4ANC from National Semiconductor (NS) is a programmable array logic (PAL) device designed for high-performance digital logic applications. As part of the PAL family, it offers a flexible and efficient solution for implementing custom combinational and sequential logic circuits.

Featuring 20 inputs and 4 registered outputs, the PAL20R4ANC is well-suited for applications requiring state machine control, address decoding, and data routing. Its programmable architecture allows designers to configure logic functions tailored to specific system requirements, reducing the need for multiple discrete components.

Built with reliable bipolar technology, the device ensures fast propagation delays and robust operation in demanding environments. The registered outputs provide synchronous operation, making it ideal for clocked systems where timing precision is critical.

The PAL20R4ANC is housed in a standard DIP (Dual In-line Package), ensuring compatibility with conventional PCB designs. Its ease of programming and reusability make it a practical choice for prototyping and low-to-medium volume production.

While newer CPLDs and FPGAs have largely replaced PALs in modern designs, the PAL20R4ANC remains a relevant component for legacy systems and applications where simplicity and cost-effectiveness are prioritized. Its proven performance continues to support a range of industrial, automotive, and embedded control systems.

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