ISPGAL22V10AB-23LN

Programmable Logic Device Pld Overview

The ISPGAL22V10AB-23LN is an in-system programmable generic array logic (GAL) device from Lattice Semiconductor. It features 22 input lines and 10 output lines, with a maximum propagation delay of 23 ns. The component utilizes E2CMOS technology, allowing for electrical erasure and reprogramming without UV light. It operates within a standard voltage range typical for this architecture and supports high-speed logic applications through its macrocell structure.

Programmable Logic Device Pld Feature Summary

• In-System Programmability via ISP interface
• 22 Inputs and 10 Outputs configuration
• 23 ns maximum propagation delay
• E2CMOS technology for electrical erasure

Programmable Logic Device Pld Applications

• State machine control
• Address decoding
• Bus arbitration
• Logic replacement for legacy TTL/CMOS circuits

Programmable Logic Device Pld Part Context

This part belongs to the ispGAL22V10 family, which bridges traditional GAL functionality with modern in-system programming capabilities. It serves as a drop-in replacement for older bipolar or UV-erasable PLDs in existing designs while offering greater flexibility for field updates.

Programmable Logic Device Pld Replacement Considerations

Verify pin compatibility with original GAL22V10 devices. Ensure programming hardware supports the specific ISP protocol required by the AB suffix variant.