GAL20V8Z-12QP

Programmable Logic Device Pld Overview

The GAL20V8Z-12QP is a discontinued Simple Programmable Logic Device (SPLD) from the GAL20V8Z series, manufactured by Lattice Semiconductor. It utilizes E2CMOS technology and features 20 I/O pins with 8 macrocells. The device operates within a voltage range of 4.75 V to 5.5 V and supports a maximum operating frequency of approximately 83.3 MHz, corresponding to a typical propagation delay of 12 ns. It is housed in a 28-pin PLCC package and is designed for industrial temperature ranges.

Programmable Logic Device Pld Feature Summary

• E2CMOS Technology: Combines EEPROM non-volatility with CMOS performance characteristics.
• High Speed: Supports a maximum operating frequency of 83.3 MHz with a 12 ns propagation delay.
• Flexible I/O: Provides 20 general-purpose I/O pins organized into 8 macrocells.
• Industrial Grade: Rated for operation across an extended temperature range.

Programmable Logic Device Pld Applications

• Address decoding logic in embedded systems
• Bus interface control and protocol translation
• State machine implementation for industrial controllers

Programmable Logic Device Pld Part Context

This component belongs to the GAL20V8 family, which succeeded earlier GAL devices with improved speed and lower power consumption. The 'Z' suffix typically denotes specific electrical or packaging variations within the legacy GAL line. As part of a discontinued product line, this device represents older generation programmable logic architecture compared to modern FPGA or CPLD offerings.

Programmable Logic Device Pld Replacement Considerations

The GAL20V8Z-12QP is officially discontinued. Potential replacements include other GAL20V8 variants such as GAL20V8B-12QP or GAL20V8C-12QP, subject to availability. Modern equivalents may require architectural adaptation due to differences in macrocell structure and programming tools between legacy GALs and current SPLDs/CPLDs.