LC4384V-5FN256C

Complex Programmable Logic Devices Overview

The LC4384V-5FN256C is a Complex Programmable Logic Device (CPLD) from the Lattice ispMACH 4000V family. It features 384 macrocells, 192 I/Os, and 24 Logic Array Blocks (LABs). The device operates at a maximum frequency of 156 MHz with a typical propagation delay of 5 ns. It utilizes a 256-pin FineLine BGA package and supports in-system programming via JTAG. The component is designed for commercial temperature ranges and employs EEPROM technology for non-volatile configuration storage.

Complex Programmable Logic Devices Feature Summary

• High-density architecture with 384 macrocells and 192 I/O pins
• Maximum operating frequency of 156 MHz
• In-system programmability using ispJTAG interface
• Commercial temperature range operation (0°C to +70°C)

Complex Programmable Logic Devices Applications

• Interface bridging between different voltage domains
• Address/data bus buffering
• Complex glue logic replacement

Complex Programmable Logic Devices Procurement Notes

Verify the specific suffix 'FN256' against official Lattice documentation to confirm the package type and pinout compatibility. Check current availability status as older CPLD families may have limited stock or obsolescence notices. Ensure design-in tools support the ispMACH 4000V series.

Complex Programmable Logic Devices Selection Notes

Compare the LC4384V-5FN256C with other members of the ispMACH 4000V family based on required I/O count and speed grade. Consider the LC4384C variant if lower power consumption is critical, noting differences in supply voltage requirements. Verify that the 256-pin FBGA package fits the board space constraints.

Complex Programmable Logic Devices Part Context

This part belongs to the ispMACH 4000V family, which offers high performance and low power. It is an evolution of previous CPLD generations, providing enhanced density and flexibility for digital logic applications. The family is known for its robust JTAG-based programming capabilities and industry-standard pinouts.

Complex Programmable Logic Devices Replacement Considerations

Direct replacements within the same family include the LC4384C-5FN256C, though electrical characteristics such as supply voltage and power consumption may differ. Cross-family migration to newer Lattice devices requires schematic and code re-verification.