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LC4064V-75T100C is a 3.3V CPLD with 64 I/O capabilities


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Overview of LC4064V-75T100C

The LC4064V-75T100C is a high-performance field-programmable gate array (FPGA) featuring 64 macrocells and advanced programmable logic capabilities. This FPGA offers a flexible and reconfigurable platform for implementing custom digital circuits and designs.


(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VCCINT: Internal power supply
  • VCCAUX: Auxiliary power supply
  • GND: Ground connection
  • IOB: I/O bank pins
  • CLK: Clock input pins
  • CE: Chip enable pin
  • WE: Write enable pin
  • OE: Output enable pin
  • RESET: Reset pin
  • CONFIG: Configuration pin
  • DONE: Completion pin
  • IN: Input pins
  • OUT: Output pins

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the LC4064V-75T100C FPGA for a visual representation.

Key Features

  • 64 Macrocells: Offers 64 configurable logic blocks for implementing custom logic functions.
  • High Performance: The LC4064V-75T100C provides high-speed operation and efficient logic utilization.
  • Reconfigurable Design: Allows for on-the-fly reprogramming and customization of logic functions.
  • Low Power Consumption: Operates with low power requirements, suitable for various applications.
  • Flexible I/O Options: The FPGA supports versatile I/O configurations for interfacing with external components.

Note: For detailed technical specifications, please refer to the LC4064V-75T100C datasheet.


  • Digital Circuit Design: Ideal for prototyping and implementing custom digital circuits.
  • Signal Processing: Used in signal processing applications requiring configurable logic functions.
  • Embedded Systems: Suitable for use in embedded systems for logic control and data processing.


The LC4064V-75T100C FPGA provides a versatile platform for creating custom digital logic designs with 64 macrocells and reconfigurable logic blocks. It offers a flexible and efficient solution for various digital circuit applications.

Usage Guide

  • Power Supply: Connect VCCINT and VCCAUX to the respective power supplies as per datasheet specifications.
  • Input Connections: Interface input signals to the designated input pins for logic processing.
  • Configuration: Use the CONFIG pin for programming the FPGA with desired logic functions.

Frequently Asked Questions

Q: Can the LC4064V-75T100C be used for real-time signal processing?
A: Yes, the LC4064V-75T100C FPGA is capable of handling real-time signal processing tasks with its high-speed processing capabilities.

Q: Is the LC4064V-75T100C suitable for battery-powered devices?
A: While the FPGA itself is power-efficient, additional power considerations must be taken into account for battery-powered applications due to the dynamic reconfiguration nature of FPGAs.


For similar functionalities, consider these alternatives to the LC4064V-75T100C:

  • LC4128V-75T100C: This FPGA offers a higher logic capacity with 128 macrocells for more complex designs.
  • LC4032V-75T100C: A smaller FPGA with 32 macrocells, suitable for simpler digital logic applications.


The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Category Integrated Circuits (ICs)EmbeddedCPLDs (Complex Programmable Logic Devices) Mfr Lattice Semiconductor Corporation
Series ispMACH® 4000V Package Tray
Product Status Obsolete Programmable Not Verified
Programmable Type In System Programmable Delay Time tpd(1) Max 7.5 ns
Voltage Supply - Internal 3V ~ 3.6V Number of Logic Elements/Blocks 4
Number of Macrocells 64 Number of I/O 64
Operating Temperature 0°C ~ 90°C (TJ) Mounting Type Surface Mount
Package / Case 100-LQFP Supplier Device Package 100-TQFP (14x14)
Base Product Number LC4064

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