LC4256ZC-75T176E

Complex Programmable Logic Devices Overview

The LC4256ZC-75T176E is a Complex Programmable Logic Device (CPLD) from the Lattice ispMACH 4000ZE family. It features 256 macrocells, 16 Logic Array Blocks (LABs), and supports up to 138 I/O pins. The device operates at a supply voltage of 1.8V with a maximum propagation delay of 7.5ns and a maximum frequency of 200MHz. It is housed in a TQFP-176 package and functions within an industrial temperature range of -40°C to +105°C.

Complex Programmable Logic Devices Feature Summary

• System In-Programmability (SIPI) capability for field updates
• Low-power 1.8V operation architecture
• High-density logic implementation via 256 macrocells

Complex Programmable Logic Devices Applications

• Industrial control systems requiring reliable programmable logic
• Communication interface bridging and protocol conversion
• Consumer electronics logic management
• Automotive body control modules

Complex Programmable Logic Devices Procurement Notes

Verify the specific suffix 'E' against official Lattice documentation to confirm environmental compliance status, as datasheet details may vary by revision. Confirm package availability and moisture sensitivity level requirements prior to PCB assembly planning. Cross-reference the manufacturer part number with authorized distributors to ensure authenticity and traceability.

Complex Programmable Logic Devices Selection Notes

Select this component when a balance of moderate logic density and low power consumption is required. The 1.8V core voltage makes it suitable for battery-operated or energy-efficient designs. Compare against the LC4256V series if 3.3V operation is preferred, or consider the LC4256ZE variant for optimized low-power performance characteristics.

Complex Programmable Logic Devices Part Context

This CPLD belongs to the ispMACH 4000ZE family, designed for high-performance, low-power applications. It serves as a successor to earlier ispMACH devices, offering improved speed and reduced power consumption while maintaining pin compatibility with previous generations. The family is widely used in embedded systems needing flexible logic reconfiguration.

Complex Programmable Logic Devices Replacement Considerations

Direct replacements include other members of the ispMACH 4000ZE family with equivalent macrocell counts, such as the LC4256ZE-7MN144I, provided package and I/O count constraints are met. Verify pinout compatibility and electrical specifications before substitution.