LC4256ZE-5MN144C

Complex Programmable Logic Devices Overview

The LC4256ZE-5MN144C is a Complex Programmable Logic Device (CPLD) from Lattice's MachXO family, featuring 256 macrocells and 320 usable I/Os. It operates with a maximum system clock frequency of 200 MHz and supports supply voltages ranging from 1.8V to 3.3V. The device integrates non-volatile Flash memory for instant-on configuration and includes embedded block RAM for data storage applications.

Complex Programmable Logic Devices Feature Summary

• Instant-on operation via embedded non-volatile Flash memory
• High-density logic implementation with 256 macrocells
• Support for multiple voltage standards including 1.8V and 3.3V
• Integrated block RAM for efficient data buffering

Complex Programmable Logic Devices Applications

• Industrial control systems requiring reliable state management
• Consumer electronics needing low-power configuration
• Automotive infotainment interface logic
• Telecommunications signal processing front-ends

Complex Programmable Logic Devices Procurement Notes

Verify the specific suffix 'C' indicates commercial temperature range (-40°C to +85°C). Confirm package type MN144 corresponds to TQFP-144. Ensure compatibility with design tools supporting MachXO architecture. Check for RoHS compliance documentation in official datasheets.

Complex Programmable Logic Devices Selection Notes

Select this component when instant-on capability is critical to avoid external configuration flash requirements. Ideal for designs needing moderate logic density with high I/O count. Consider power consumption differences between 1.8V and 3.3V modes during system planning.

Complex Programmable Logic Devices Part Context

Part of Lattice's MachXO series, bridging the gap between simple PLDs and FPGAs. Offers reprogrammability with non-volatility, suitable for cost-sensitive applications replacing ASICs or EPROMs. Provides deterministic timing compared to FPGA architectures.

Complex Programmable Logic Devices Replacement Considerations

Direct substitutes include other MachXO devices with similar macrocell counts. Verify pin-to-pin compatibility if upgrading within the same package. Cross-reference electrical specifications for voltage levels and speed grades before substitution.