LC4128V-75TN144E

Complex Programmable Logic Devices Overview

The LC4128V-75TN144E is a Complex Programmable Logic Device (CPLD) from the ispMACH 4000V family, manufactured by Lattice Semiconductor. It features 128 macrocells organized into 8 Logic Array Blocks (LABs) and provides 96 input/output terminals. The device operates within a supply voltage range of 3.0 V to 3.6 V and supports system-in-programmability. It exhibits a maximum propagation delay of 7.5 ns and is rated for an operating temperature range of -40°C to +105°C in a 144-pin TQFP package.

Complex Programmable Logic Devices Feature Summary

• High-density programmable logic with 128 macrocells and 8 LABs
• Supports high-speed operation with 7.5 ns maximum propagation delay
• Enables in-system programming via ISP technology
• Industrial temperature rating for robust environmental performance

Complex Programmable Logic Devices Applications

• Complex digital logic replacement in industrial control systems
• Interface bridging between disparate protocol domains
• State machine implementation in embedded processing units
• Address decoding and bus arbitration in computer peripherals

Complex Programmable Logic Devices Procurement Notes

Verify the specific suffix 'E' against official Lattice documentation to confirm its exact meaning regarding temperature grade or packaging variant, as datasheets may list standard variants like 'I' or 'C'. Ensure compatibility with existing PCB footprints for the 144-TQFP package. Confirm moisture sensitivity levels and reflow soldering profiles prior to assembly to prevent component damage during manufacturing processes.

Complex Programmable Logic Devices Selection Notes

Select this component when designs require moderate logic density with fast switching speeds and in-system programmability. The 144-pin form factor suits applications needing numerous I/O lines without excessive board space consumption. Compare against other ispMACH 4000V variants based on pin count and speed grades to ensure optimal cost-performance balance for the target application constraints.

Complex Programmable Logic Devices Part Context

This part belongs to the Lattice ispMACH 4000V family, designed for high-performance CPLD applications. The series emphasizes low power consumption while maintaining high speed, making it suitable for battery-operated and portable devices. The LC4128V variant specifically targets designs requiring reliable, non-volatile logic configuration with flexible I/O capabilities across various industrial and commercial environments.

Complex Programmable Logic Devices Replacement Considerations

Publicly documented substitutes include the LC4128V-75TN144I and LC4128V-75TN144C. Verify that alternative suffixes match the required operating temperature range and package specifications before substitution. Ensure that any replacement maintains compatibility with existing design tools and programming hardware used in the production workflow.