LC4128V-10TN100I

Complex Programmable Logic Devices Overview

The LC4128V-10TN100I 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 64 I/O pins in a TQFP-100 surface-mount package. The device operates within a supply voltage range of 3.0 V to 3.6 V, with a typical operating current of 12 mA. Key electrical specifications include a maximum propagation delay of 10 ns and a maximum operating frequency of 333 MHz. It supports an industrial temperature range from -40°C to +105°C junction temperature.

Complex Programmable Logic Devices Feature Summary

• Supports In-System Programming (ISP) for flexible design updates without removing the component from the circuit board.

Complex Programmable Logic Devices Applications

• General-purpose logic replacement in industrial control systems
• Address decoding and bus bridging in embedded computing platforms
• State machine implementation in communication interface circuits

Complex Programmable Logic Devices Procurement Notes

Verify the specific suffix 'N' in the part number against official Lattice documentation to confirm package type and moisture sensitivity level requirements. Ensure compatibility with existing PCB footprints for the TQFP-100 form factor. Confirm that the design toolchain supports the ispMACH 4000V architecture for successful programming and verification.

Complex Programmable Logic Devices Selection Notes

Select this component when a moderate density CPLD with high-speed performance (up to 333 MHz) is required. It is suitable for designs needing 128 macrocells and 64 I/Os. Consider the 10 ns speed grade for timing-critical applications. Verify power consumption constraints, as the device draws approximately 12 mA during operation.

Complex Programmable Logic Devices Part Context

This part belongs to the Lattice ispMACH 4000V family of super-fast, high-density PLDs. These devices are designed for applications requiring non-volatile programmability and robust performance. The family offers various densities and packages, catering to diverse logic integration needs across commercial and industrial sectors.

Complex Programmable Logic Devices Replacement Considerations

The LC4128V-10T100I is listed as obsolete, with the LC4128V-10TN100I identified as a direct substitute. Verify pinout and functional equivalence before substitution. Check for any packaging or marking changes documented in Product Change Notices (PCNs) issued by Lattice Semiconductor.