LC4256ZC-75TN100E

Complex Programmable Logic Devices Overview

The LC4256ZC-75TN100E is a high-density CPLD from the ispMACH 4000Z family, manufactured by Lattice Semiconductor. It features 256 macrocells and 16 logic array blocks within a TQFP-100 package. The device supports a maximum operating frequency of 322 MHz with a typical propagation delay of 7.5 ns. It operates on a 3.3 V supply voltage and includes 64 I/O pins. The component is rated for an industrial temperature range of -40°C to +85°C.

Complex Programmable Logic Devices Feature Summary

• High-density programmable logic with 256 macrocells for complex design implementation
• System-in-package programmability allowing in-system reconfiguration
• Advanced non-volatile flash technology ensuring data retention without battery backup
• Supports high-speed digital applications with 7.5 ns propagation delay

Complex Programmable Logic Devices Applications

• Industrial automation control systems requiring reliable logic processing
• Telecommunications infrastructure equipment for signal routing and management
• Automotive electronic control units needing robust programmable logic
• Consumer electronics devices utilizing high-performance embedded logic

Complex Programmable Logic Devices Procurement Notes

Verify the specific suffix 'E' indicates environmental compliance status as per manufacturer documentation. Confirm moisture sensitivity level handling requirements during assembly. Ensure compatibility with standard JESD-22 standards for lead-free soldering processes. Check for any recent product change notifications regarding packaging or material composition updates before finalizing procurement plans.

Complex Programmable Logic Devices Selection Notes

Select this component when designs require high macrocell density within a 100-pin surface-mount package. Compare against LC4256V variants if automotive qualification (AEC-Q100) is not required, as the ZC series offers distinct power characteristics. Evaluate pin count constraints against the available 64 I/O lines. Consider the 3.3 V operation voltage for interface compatibility with existing system rails.

Complex Programmable Logic Devices Part Context

This part belongs to the ispMACH 4000Z family, which utilizes Lattice's proprietary flash technology. Unlike volatile CPLDs, these devices retain configuration data without power, eliminating the need for external configuration memory. The family is designed for cost-sensitive applications requiring moderate to high complexity logic functions in compact form factors.

Complex Programmable Logic Devices Replacement Considerations

Direct replacements include other members of the LC4256 family such as LC4256V-75TN100I, provided functional differences in speed grade or temperature range are acceptable. Verify pinout compatibility when substituting with older generation parts. Ensure that any alternative maintains the same 100-TQFP footprint and 256 macrocell capacity.