GAL16V8D-5LJ

Programmable Logic Device Pld Overview

The GAL16V8D-5LJ is a discontinued high-performance Electrically Erasable CMOS (E2CMOS) programmable logic device. It features a maximum propagation delay of 3.5 ns and an Fmax of 250 MHz. The device utilizes UltraMOS technology with active pull-ups on all pins. Electrical characteristics include a typical operating supply current of 75 mA for low-power variants. It contains eight output logic macrocells supporting registered, complex, and simple modes. The part number suffix '5' indicates a 5 ns speed grade, 'L' denotes low power consumption, and 'J' specifies the PLCC package.

Programmable Logic Device Pld Feature Summary

• High Performance E2CMOS Technology: 3.5 ns max propagation delay, 250 MHz Fmax
• Eight Output Logic Macrocells: Supports Registered, Complex, and Simple configurations
• Reprogrammable Architecture: High-speed electrical erasure (<100ms), 100 erase/write cycles, 20-year data retention
• PAL Compatibility: Emulates 20-pin PAL devices with full function/fuse map/parametric compatibility

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 is officially discontinued per Product Change Notification PCN#13-10. Lattice Semiconductor has ceased production. Verification of availability requires checking third-party distributors or authorized liquidation partners like Rochester Electronics for existing inventory. No new units are manufactured by the original equipment manufacturer.

Programmable Logic Device Pld Selection Notes

Select this device only if legacy compatibility with specific PAL fuse maps is required. The '5' suffix defines the 5 ns speed grade, while 'L' indicates low power consumption compared to standard bipolar equivalents. Ensure design tools support the GAL16V8 architecture for proper OLMC configuration in registered, complex, or simple modes.

Programmable Logic Device Pld Part Context

The GAL16V8 series represents Lattice's generic array logic family using E2 floating gate technology. This specific part, GAL16V8D-5LJ, belongs to the industrial grade commercial subset with low power specifications. It serves as a reconfigurable replacement for hardwired logic gates, offering flexibility through software-defined architecture bits.

Programmable Logic Device Pld Replacement Considerations

No direct functional replacements are listed in the datasheet due to the discontinuation. Designers should consult Lattice's FPGA product selector guide for modern low-power FPGA alternatives that can emulate GAL functionality through soft-core processors or dedicated logic blocks.

Programmable Logic Device Pld FAQ

What does the 'L' suffix indicate in GAL16V8D-5LJ?

The 'L' suffix indicates a Low Power variant, which typically draws 75 mA typical Icc, offering a 50% to 75% reduction in power compared to older bipolar technologies.

How many erase/write cycles are supported?

The device supports 100 erase/write cycles with a specified data retention period exceeding 20 years.

Can the GAL16V8 emulate standard PAL devices?

Yes, it emulates 20-pin PAL devices with full function, fuse map, and parametric compatibility across various architectures like 16R8, 16L8, and 10L8.