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PAL20L8AVC

Manufacturer: NS

Progammable Array Logic Series 24 (PAL Series 24)

Partnumber Manufacturer Quantity Availability
PAL20L8AVC NS 90 In Stock

Description and Introduction

Progammable Array Logic Series 24 (PAL Series 24) **Introduction to the PAL20L8AVC Programmable Array Logic Device**  

The PAL20L8AVC is a programmable array logic (PAL) device manufactured by National Semiconductor (NS). Designed for digital logic applications, it offers a flexible and efficient solution for implementing custom combinational and sequential logic circuits.  

As part of the PAL family, the PAL20L8AVC features a fixed OR-array and programmable AND-array architecture, allowing users to define logic functions according to specific requirements. It supports 20 inputs and 8 outputs, with configurable output structures, including registered and combinatorial options. The device operates at standard TTL voltage levels and is well-suited for prototyping, small-scale production, and embedded control systems.  

Key features include high-speed performance, low power consumption, and reliable operation in industrial and commercial environments. Its one-time programmable (OTP) nature ensures stable logic implementation once configured. Engineers often use the PAL20L8AVC in applications such as address decoding, state machine design, and interface logic.  

Compatible with industry-standard development tools, the PAL20L8AVC simplifies logic design while maintaining cost-effectiveness. Its legacy status makes it a relevant choice for maintaining or upgrading older electronic systems where modern alternatives may not be suitable.  

Overall, the PAL20L8AVC remains a practical option for designers seeking a straightforward, customizable logic device.

Application Scenarios & Design Considerations

Progammable Array Logic Series 24 (PAL Series 24)

Alternative Part Number

  • TIBPAL20L8-25CNT --: Pin-compatible PAL20L8 device from TI's TIBPAL series with similar 20L8 architecture and 25 ns speed grade, suitable drop-in replacement.
  • PAL20L8BCNS --: Equivalent 20L8 programmable array logic in a DIP package from National Semiconductor, matching the original logic function and I/O count.
  • AMPAL20L8APC --: AMD AMPAL20L8 series device offering the same 20-input, 8-output PAL architecture and compatible programming, a well-known second source.
  • TIBPAL20L8-15CNT --: TI's pin-compatible PAL20L8 series device with similar 20L8 architecture and 15 ns speed, widely available as a direct functional replacement.
  • PAL20L8BCNS --: Same manufacturer's PAL20L8 family variant with comparable logic array and output configuration, suitable as a drop-in substitute.
  • GAL20V8B-15LP --: Generic array logic device that can emulate the PAL20L8 function and is reprogrammable, offering a flexible replacement option.

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