Professional IC Distribution & Technical Solutions

The PAL16R8A-2CN is a Programmable Array Logic (PAL) device manufactured by Monolithic Memories Inc. (MMI).

Specifications:

• Device Type: PAL (Programmable Array Logic)
• Part Number: PAL16R8A-2CN
• Speed Grade: -2 (20 ns maximum propagation delay)
• Package: 20-pin DIP (Ceramic, -CN suffix)
• Technology: TTL (Transistor-Transistor Logic)
• Inputs: 16 (including clock and output enable)
• Outputs: 8 (registered outputs)
• Macrocells: 8 (each with a D-type flip-flop)
• Power Supply: +5V DC
• Operating Temperature: Commercial (0°C to +75°C)

Descriptions:

• The PAL16R8A is a registered PAL device with 8 outputs, each featuring a D-type flip-flop for synchronous operation.
• It is field-programmable using a PAL programmer, allowing custom logic implementations.
• The -2CN variant indicates a ceramic DIP package with a 20 ns propagation delay.

Features:

• Registered Outputs: 8 flip-flops for sequential logic.
• Combinational & Sequential Logic: Supports both synchronous and asynchronous designs.
• High-Speed Operation: 20 ns max propagation delay (-2 speed grade).
• TTL-Compatible: Standard 5V logic levels.
• Electrically Programmable: One-time programmable (OTP) using a PAL programmer.
• Wide Applications: Used in state machines, counters, and control logic.

This device is now considered obsolete but was widely used in digital logic designs in the 1980s and early 1990s.