XC95108-20PC84C

Complex Programmable Logic Devices Overview

The XC95108-20PC84C is a Complex Programmable Logic Device (CPLD) from the AMD/Xilinx XC9500 family. It features 108 macrocells, 6 Logic Array Blocks (LABs), and approximately 2400 usable gates. The device operates at a maximum frequency of 125 MHz with a typical propagation delay of 20 ns. It utilizes Flash memory technology for non-volatile configuration, supporting system-in-programmability (SIP). The component is housed in an 84-pin PLCC package and supports I/O expansion across 69 pins.

Complex Programmable Logic Devices Feature Summary

• Flash-based non-volatile architecture enabling System-In-Programmability (SIP) with over 10,000 erase/program cycles.
• High-density logic structure comprising 108 macrocells distributed across 6 Logic Array Blocks (LABs).
• Operational voltage range of 4.75V to 5.25V with a maximum operating frequency of 125 MHz.
• Available in an 84-pin Plastic Leaded Chip Carrier (PLCC) surface-mount package.

Complex Programmable Logic Devices Applications

• General-purpose digital logic replacement and prototyping.
• Address decoding and bus bridging in embedded systems.
• State machine implementation for industrial control interfaces.
• Clock generation and synchronization circuits.

Complex Programmable Logic Devices Part Context

This component belongs to the XC9500 CPLD family, which bridges the gap between simple PALs/GALs and high-density FPGAs. The XC9500 series is characterized by its use of Flash technology, allowing for rapid design iterations without the need for external configuration PROMs. The '20' suffix indicates a 20 ns speed grade, while 'PC84' denotes the 84-pin PLCC package variant.

Complex Programmable Logic Devices Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Designers should consult official AMD/Xilinx documentation or authorized distributors for current lifecycle status and verified cross-references.