GAL20V8ZD-12QP

Programmable Logic Device Pld Overview

The GAL20V8ZD-12QP is a Generic Array Logic (GAL) device manufactured by Lattice Semiconductor. It utilizes E2CMOS technology and features 10 dedicated inputs and 8 I/O lines within a 28-pin PLCC package. The component has a maximum propagation delay of 12 ns and operates at a maximum frequency of approximately 69 MHz. It functions as an EE PLD with macrocell output logic. This specific part number belongs to the GAL20V8 family, which has been officially discontinued by the manufacturer.

Programmable Logic Device Pld Feature Summary

• E2CMOS technology for high performance
• 10 dedicated inputs and 8 I/O lines
• 12 ns maximum propagation delay
• 28-pin PLCC package

Programmable Logic Device Pld Applications

• General purpose digital logic replacement
• Address decoding
• Bus buffering

Programmable Logic Device Pld Procurement Notes

This component is listed as discontinued in official Lattice Product Change Notifications (PCN). Availability is restricted to surplus distributors or secondary markets. Verification of authenticity and lot date codes is critical due to the end-of-life status. No new production units are available from the manufacturer.

Programmable Logic Device Pld Selection Notes

Designers should evaluate modern replacements such as the iSPMACH 4000V series, which Lattice recommends for new designs. The GAL20V8ZD-12QP lacks the advanced features and lower power consumption of current CPLD offerings. Ensure pin compatibility and logic capacity requirements are met by alternative components before finalizing a design.

Programmable Logic Device Pld Part Context

The GAL20V8ZD-12QP is part of the legacy GAL20V8 product line. Lattice Semiconductor issued PCNs discontinuing all devices in this datasheet. The 'ZD' suffix typically denotes a specific package or temperature variant within the GAL20V8 family, but the entire family is no longer in active production.

Programmable Logic Device Pld Replacement Considerations

Lattice recommends the iSPMACH 4000V series as a direct upgrade path for new designs. Other potential replacements include similar SPLDs from vendors like Microchip or Texas Instruments, though pinouts may differ.