LC4128B-5T100C

Complex Programmable Logic Devices Overview

The LC4128B-5T100C is a Complex Programmable Logic Device (CPLD) from the Lattice ispMACH 4000B family. It features 128 macrocells and supports In-System Programming (ISP). The device operates with supply voltages of 3.3V, 2.5V, or 1.8V. It utilizes a 100-pin Thin Quad Flat Package (TQFP) with a 14mm x 14mm body size. The specified maximum propagation delay for this speed grade is 5ns, supporting high-speed logic applications.

Complex Programmable Logic Devices Feature Summary

• 128 Macrocells with enhanced functionality
• In-System Programmability via JTAG
• Multi-voltage support: 3.3V, 2.5V, 1.8V
• 5ns maximum propagation delay

Complex Programmable Logic Devices Applications

• High-density logic replacement
• Address decoding
• Bus interfacing

Complex Programmable Logic Devices Part Context

This component belongs to the ispMACH 4000B family, designed as a successor to earlier CPLD generations. It offers higher density and lower power consumption compared to legacy devices while maintaining compatibility with standard programming tools.

Complex Programmable Logic Devices Replacement Considerations

Direct pin-to-pin replacements within the same package may include other speed grades in the LC4128B series, such as the LC4128B-7T100C, provided timing requirements allow for slower performance.