LC4384C-5F256I

Complex Programmable Logic Devices Overview

The LC4384C-5F256I is a Complex Programmable Logic Device (CPLD) from the Lattice ispMACH 4000C family. It features 384 macrocells, 24 Logic Array Blocks (LABs), and supports up to 192 I/O pins within a 256-pin FineLine BGA package. The device operates at a maximum frequency of 156 MHz with a typical propagation delay of 5 ns. It utilizes an EEPROM storage type for non-volatile configuration and functions within a supply voltage range of 1.65 V to 1.95 V. The industrial temperature grade ensures reliable operation across extended environmental conditions.

Complex Programmable Logic Devices Feature Summary

• High-density architecture with 384 macrocells and 24 LABs
• Supports up to 192 I/O pins in a 256-pin FTBGA package
• Maximum operating frequency of 156 MHz
• EEPROM-based non-volatile configuration technology

Complex Programmable Logic Devices Applications

• Industrial control systems requiring high I/O density
• Communication interface bridging and protocol conversion
• Complex glue logic replacement in embedded designs

Complex Programmable Logic Devices Procurement Notes

Verify component authenticity through authorized distributors due to potential availability constraints. Confirm that the specific suffix 'I' denotes the industrial temperature rating (-40°C to +105°C). Ensure design compatibility with the 1.8V core voltage requirements and check for moisture sensitivity handling during assembly.

Complex Programmable Logic Devices Selection Notes

Select this model when a high number of I/Os is required within a CPLD form factor. Compare against the commercial grade variant if industrial temperature ranges are not necessary. Verify pin count requirements against the 192 I/O limit and ensure the 256-pin footprint fits the target PCB layout constraints.

Complex Programmable Logic Devices Part Context

This part belongs to the ispMACH 4000C series, designed for super-fast, high-density programmable logic applications. It offers system-in-programmability capabilities via JTAG interfaces, allowing for field updates without removing the device from the circuit board.

Complex Programmable Logic Devices Replacement Considerations

Direct replacements within the same package and pinout include other speed grades or temperature variants of the LC4384C series, such as the LC4384C-5FT256I. Cross-family migration to newer Lattice architectures may require schematic and code adaptation.