LC4512V-35F256C

Complex Programmable Logic Devices Overview

The LC4512V-35F256C is a complex programmable logic device from the ispMACH 4000V family, featuring 512 macrocells and up to 208 I/Os. It operates at a maximum frequency of 322 MHz with a typical propagation delay of 3.5 ns. The device supports a 3.3 V supply voltage and offers 5 V compatible I/O standards including LVCMOS 3.3, LVCMOS 2.5, LVCMOS 1.8, LVTTTL, and PCI 3.3. It utilizes in-system programming via JTAG for flexible configuration.

Complex Programmable Logic Devices Feature Summary

• Superfast performance architecture supporting high-speed logic operations
• Non-volatile configuration allowing immediate operation upon power-up
• In-system programmability through JTAG interface for design flexibility
• 5 V tolerant I/Os enabling direct interfacing with legacy systems

Complex Programmable Logic Devices Applications

• High-density glue logic replacement in industrial control systems
• Address decoding and bus bridging in computing infrastructure
• Interface translation between different voltage domains
• Programmable state machines for automated manufacturing equipment

Complex Programmable Logic Devices Procurement Notes

Verify the specific suffix 'C' corresponds to the required commercial temperature range (0°C to +70°C) against your system environmental specifications. Confirm that the F256 package type matches your PCB footprint requirements. Ensure the design tool suite supports the ispMACH 4000V family for accurate timing analysis and bitstream generation. Check for any specific RoHS compliance documentation if required by your procurement policy.

Complex Programmable Logic Devices Selection Notes

Select this device when high pin count and moderate logic density are required without the complexity of FPGA development flows. The 512 macrocell capacity suits medium-complexity control applications. Consider the 3.5 ns delay for timing-critical paths within the 322 MHz operational limit. Evaluate the 3.3 V core voltage against system power constraints, noting the 5 V I/O compatibility reduces level-shifting needs.

Complex Programmable Logic Devices Part Context

This component belongs to Lattice's ispMACH 4000V series, designed for low-power, high-performance CPLD applications. It combines the reliability of non-volatile technology with advanced superfast architecture. The series targets cost-sensitive designs requiring deterministic timing and easy migration from smaller CPLDs or discrete logic solutions.

Complex Programmable Logic Devices Replacement Considerations

Direct replacements include other variants within the LC4512V series with different speed grades or package options. Cross-family migration to newer Lattice CPLD lines may require retiming and resource verification. Ensure any substitute maintains the 256-pin TQFP footprint or adapts to a compatible pinout if form-factor changes are acceptable.