• XC6SLX4-2TQG144I TQFP-144


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Overview of XC6SLX4-2TQG144I

The XC6SLX4-2TQG144I is a member of the Spartan-6 family of FPGAs produced by Xilinx. This FPGA features a low gate count and is designed for applications that require moderate processing power and logic capacity. It is suitable for a wide range of digital design projects, including prototyping, digital signal processing, and embedded system development.


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

  • PIN1: Not Assigned
  • VCCAUX: Auxiliary voltage supply for internal circuitry
  • TCK: Test Clock for JTAG boundary scanning
  • TMS: Test Mode Select for JTAG boundary scanning
  • TDI: Test Data Input for JTAG boundary scanning
  • TDO: Test Data Output for JTAG boundary scanning
  • ICONF_DONE: Configuration done status output
  • MODE[3:0]: Mode select pins for configuration options
  • RESETN: Active-low device reset input
  • VCCINT: Core voltage supply
  • PROGRAMN: Active-low programming enable input
  • HSWAPEN: HSWAP enable for hot swapping functionality
  • GND: Ground connection

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the XC6SLX4-2TQG144I FPGA for a visual representation.

Key Features

  • Low Gate Count: The XC6SLX4-2TQG144I offers a low gate count suitable for small to medium logic designs.
  • Moderate Processing Power: This FPGA provides moderate processing power for various digital applications.
  • Flexible Configuration Options: With mode select pins and configuration capabilities, the XC6SLX4-2TQG144I offers flexibility in design implementation.
  • Embedded System Support: Suitable for embedded system development due to its moderate capacity and processing capabilities.
  • Digital Signal Processing: Capable of performing digital signal processing tasks within its processing limits.

Note: For detailed technical specifications, please refer to the XC6SLX4-2TQG144I datasheet.


  • Prototyping: Ideal for FPGA prototyping projects with moderate logic requirements.
  • Digital Signal Processing: Suitable for implementing digital signal processing algorithms in various applications.
  • Embedded Systems: Used in embedded system designs requiring FPGA-based processing and control.


The XC6SLX4-2TQG144I FPGA provides a flexible and moderate-capacity solution for digital design projects. It offers configurable logic resources and processing power for a wide range of applications.

Usage Guide

  • Power Supply: Connect VCCINT and VCCAUX to their respective power supplies as specified in the datasheet.
  • Configuration: Use mode select pins and programming inputs to configure the FPGA for desired operation.
  • External Connections: Connect external components and signals to the appropriate FPGA pins based on system requirements.

Frequently Asked Questions

Q: What application environments are suitable for the XC6SLX4-2TQG144I FPGA?
A: The XC6SLX4-2TQG144I is suitable for a wide range of applications, including prototyping, digital signal processing, and embedded systems.

Q: Can the XC6SLX4-2TQG144I be cascaded with other FPGAs for increased processing power?
A: Yes, multiple XC6SLX4-2TQG144I FPGAs can be cascaded to increase logic capacity and processing power in a design.


For similar functionalities, consider these alternatives to the XC6SLX4-2TQG144I:

  • XC3S50A: A Spartan-3 family FPGA with lower gate count and simpler architecture for basic digital design projects.
  • XC7A15T: An Artix-7 family FPGA offering higher processing power and logic resources compared to the XC6SLX4-2TQG144I.



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

Product Category FPGA - Field Programmable Gate Array RoHS Details
Series XC6SLX4 Number of Logic Elements 3840 LE
Adaptive Logic Modules - ALMs 600 ALM Embedded Memory 216 kbit
Number of I/Os 102 I/O Supply Voltage - Min 1.14 V
Supply Voltage - Max 1.26 V Minimum Operating Temperature - 40 C
Maximum Operating Temperature + 100 C Mounting Style SMD/SMT
Package / Case TQFP-144 Brand Xilinx
Distributed RAM 75 kbit Embedded Block RAM - EBR 216 kbit
Maximum Operating Frequency 1.08 GHz Moisture Sensitive Yes
Number of Logic Array Blocks - LABs 300 LAB Operating Supply Voltage 1.2 V
Product Type FPGA - Field Programmable Gate Array Factory Pack Quantity 1
Subcategory Programmable Logic ICs Tradename Spartan
Unit Weight 1 oz

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