GAL16V8D-25LJN

Programmable Logic Device Pld Overview

The GAL16V8D-25LJN is a discontinued Electrically Erasable Programmable Logic Device (EPLD) manufactured by Lattice Semiconductor. It utilizes E2CMOS technology and features a 20-pin PLCC package with lead-free construction. The device provides 16 inputs, 8 outputs, and 8 macrocells within a 64x32 programmable AND array. Key electrical specifications include a maximum propagation delay of 25 ns, a typical operating supply current of 75 mA, and a supply voltage range of 4.5 V to 5.5 V. It supports industrial temperature operation from -40°C to +85°C.

Programmable Logic Device Pld Feature Summary

• High-performance E2CMOS technology enabling rapid reprogramming with high-speed electrical erase times under 100 ms.
• Eight Output Logic Macrocells (OLMCs) supporting registered, complex, and simple logic configurations.
• Active pull-ups on all pins and latch-up protection via an on-board charge pump.
• Includes a 64-bit reprogrammable electronic signature for identification.

Programmable Logic Device Pld Applications

• DMA Control
• State Machine Control
• High Speed Graphics Processing
• Standard Logic Speed Upgrade

Programmable Logic Device Pld Procurement Notes

This component has been officially discontinued per Product Change Notification (PCN) #13-10. Verification of the specific ordering suffix 'LJN' confirms it denotes the Industrial grade (-40°C to +85°C), Lead-free PLCC package. Sourcing should focus on obsolete inventory or qualified replacement components.

Programmable Logic Device Pld Selection Notes

Select this part for designs requiring 16 dedicated inputs and 8 I/O lines in a 20-pin footprint. The -25 speed grade offers a 25 ns maximum propagation delay. Ensure the design accommodates the 75 mA typical supply current and verify that the PLCC package format matches the target PCB layout.

Programmable Logic Device Pld Part Context

The GAL16V8D series represents Lattice's Generic Array Logic devices built on E2CMOS technology. This family allows emulation of various PAL architectures while providing full function and parametric compatibility. The 'D' suffix indicates the use of Electrically Erasable floating gate technology.

Programmable Logic Device Pld Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. As the entire GAL16V8 product line is discontinued, alternative solutions require consulting manufacturer cross-reference guides for modern CPLD replacements.

Programmable Logic Device Pld FAQ

What does the 'N' suffix indicate in the model number?

The 'N' suffix indicates that the device is packaged in a lead-free version of the Plastic Leaded Chip Carrier (PLCC).

How many product terms are available per output?

The device contains a 64x32 programmable AND array, providing up to eight product terms per output macrocell depending on the configuration mode.

Is the device suitable for industrial temperature ranges?

Yes, the 'I' in the model number specifies the Industrial Grade, which operates within an ambient temperature range of -40°C to +85°C.