LC5768MB-75F256I

Complex Programmable Logic Devices Overview

The LC5768MB-75F256I is an EE PLD from the Lattice ispXPLD 5000MX family, featuring 768 macrocells and a PBGA256 package. It supports in-system programming via IEEE 1532 and JTAG boundary scan. The device operates at a maximum frequency of 250MHz with a propagation delay of 5.0ns. It utilizes a Multi-Function Block architecture supporting logic, SRAM, FIFO, and CAM modes. The 'B' suffix indicates 2.5V core voltage operation, while 'I' denotes industrial temperature range compliance.

Complex Programmable Logic Devices Feature Summary

• 768 Macrocells with Flexible Multi-Function Block (MFB) Architecture
• In-System Programmability via IEEE 1532 and sysCONFIG Interface
• 250MHz Maximum Operating Frequency with 5.0ns Propagation Delay
• Support for Single/Dual-port SRAM, FIFO, and Ternary CAM Modes

Complex Programmable Logic Devices Applications

• Complex Logic Replacement in Mixed-Voltage Systems
• High-Speed Data Buffering using FIFO or SRAM Modes
• Address Matching and Search Engines utilizing Ternary CAM
• Arithmetic Function Implementation with Carry Chain Support

Complex Programmable Logic Devices Procurement Notes

Verify product status against Product Change Notification #09-10. This specific part number falls under the Discontinued category within the ispXPLD 5000MX family. Confirm availability through authorized distributors or secondary markets as it is no longer actively ordered from Lattice Semiconductor.

Complex Programmable Logic Devices Selection Notes

Select this device for designs requiring 2.5V core voltage operation with high I/O flexibility. Ensure compatibility with the 250MHz performance target and verify that the 256-pin fpBGA package fits the board layout constraints. Consider the discontinued status when planning long-term production lifecycles.

Complex Programmable Logic Devices Part Context

This component belongs to the ispXPLD 5000MX family, which extends the SuperWIDE ispMACH 5000 architecture by adding flexible memory capabilities. The family includes 5256, 5512, 5768, and 51024MX variants, differentiated by macrocell count and I/O density. The LC5768MB variant specifically targets 2.5V applications.

Complex Programmable Logic Devices Replacement Considerations

Refer to Product Change Notification #09-10 for official replacement guidance. No direct public substitute part numbers are listed in the provided datasheet; consult Lattice Semiconductor for current active alternatives.