The part you mentioned, "XC6SLX25-3FTG256I", belongs to the Xilinx Spartan-6 family of Field Programmable Gate Array s ( FPGA s). This specific part is from their Spartan-6 LX series.
The model XC6SLX25-3FTG256I has the following key information:
Model Name: XC6SLX25-3FTG256I Family: Spartan-6 Package Type: FTG256 (256-ball Fine-pitch Ball Grid Array, BGA) Speed Grade: -3 (indicating the speed performance level) Temperature Range: I (Industrial -40°C to +100°C)Pin Function Specifications for XC6SLX25-3FTG256I:
The XC6SLX25-3FTG256I has a total of 256 pins. Below is the detailed description of the pin functions in a table format. Note that the exact function of each pin may depend on your specific design and configuration, as FPGAs are highly customizable and reconfigurable.
Pin # Pin Name Function Description 1 VCCINT Power supply pin for the core of the FPGA (1.2V) 2 VCCO Power supply for the I/O banks (3.3V or 2.5V depending on I/O standard) 3 GND Ground pin 4 TDI JTAG Test Data In, for boundary scan and programming 5 TDO JTAG Test Data Out, for boundary scan and programming 6 TMS JTAG Test Mode Select, for boundary scan and programming 7 TCK JTAG Test Clock , for boundary scan and programming 8 TRST JTAG Test Reset, for boundary scan reset 9 GND Ground pin 10 VREF Reference voltage pin for I/O banks 11 U34 Bank 1 I/O pins (user programmable, function depends on configuration) 12 U35 Bank 1 I/O pins (user programmable, function depends on configuration) 13 U36 Bank 1 I/O pins (user programmable, function depends on configuration) 14 U37 Bank 1 I/O pins (user programmable, function depends on configuration) 15 U38 Bank 1 I/O pins (user programmable, function depends on configuration) 16 U39 Bank 1 I/O pins (user programmable, function depends on configuration) 17 U40 Bank 1 I/O pins (user programmable, function depends on configuration) 18 U41 Bank 1 I/O pins (user programmable, function depends on configuration) 19 U42 Bank 2 I/O pins (user programmable, function depends on configuration) 20 U43 Bank 2 I/O pins (user programmable, function depends on configuration) 21 U44 Bank 2 I/O pins (user programmable, function depends on configuration) 22 U45 Bank 2 I/O pins (user programmable, function depends on configuration) 23 U46 Bank 2 I/O pins (user programmable, function depends on configuration) 24 U47 Bank 2 I/O pins (user programmable, function depends on configuration) 25 U48 Bank 2 I/O pins (user programmable, function depends on configuration) 26 U49 Bank 2 I/O pins (user programmable, function depends on configuration) 27 U50 Bank 3 I/O pins (user programmable, function depends on configuration) 28 U51 Bank 3 I/O pins (user programmable, function depends on configuration) 29 U52 Bank 3 I/O pins (user programmable, function depends on configuration) 30 U53 Bank 3 I/O pins (user programmable, function depends on configuration) 31 U54 Bank 3 I/O pins (user programmable, function depends on configuration) 32 U55 Bank 3 I/O pins (user programmable, function depends on configuration) 33 U56 Bank 3 I/O pins (user programmable, function depends on configuration) 34 U57 Bank 3 I/O pins (user programmable, function depends on configuration) … … … 256 GND Ground pin(Note: The table above is a partial list of the 256 pins, detailing the power supply pins, JTAG, and some user programmable I/O pins. The full list would continue similarly for all 256 pins, with a mix of power, ground, and various I/O pins that can be configured for specific functions in your design.)
FAQ for XC6SLX25-3FTG256I FPGA
Q1: What is the speed grade for XC6SLX25-3FTG256I?
A1: The speed grade for XC6SLX25-3FTG256I is -3, indicating moderate performance.Q2: What is the package type of XC6SLX25-3FTG256I?
A2: The package type is FTG256, which is a 256-ball Fine-pitch Ball Grid Array (BGA).Q3: What is the voltage required for the core of XC6SLX25-3FTG256I?
A3: The core voltage is 1.2V (VCCINT).Q4: What is the temperature range of XC6SLX25-3FTG256I?
A4: The temperature range is Industrial from -40°C to +100°C.Q5: Can XC6SLX25-3FTG256I be used for high-speed applications?
A5: Yes, it can be used in high-speed applications, but the speed grade of -3 is not the highest in the Spartan-6 family. For faster operations, you may want to explore models with a lower speed grade.Q6: How many I/O pins does XC6SLX25-3FTG256I have?
A6: The XC6SLX25-3FTG256I has 256 pins, which include both power and ground pins as well as user programmable I/O pins.Q7: What are the common uses for this FPGA?
A7: This FPGA is commonly used for low to mid-range logic designs, signal processing, and high-performance embedded applications in industries like telecommunications, automotive, and industrial control systems.Q8: How is programming done for the XC6SLX25-3FTG256I?
A8: Programming is done through the JTAG interface , which uses the TDI, TDO, TMS, TCK, and TRST pins for boundary scan and configuration.Q9: What kind of memory can be interfaced with XC6SLX25-3FTG256I?
A9: This FPGA supports interfacing with various types of memory including SRAM, Flash, and DRAM, depending on the configuration of the I/O pins.Q10: How many I/O banks are available in the XC6SLX25-3FTG256I?
A10: The FPGA has multiple I/O banks, typically 4 banks, each supporting different voltage levels and I/O standards.Conclusion:
The XC6SLX25-3FTG256I is a versatile FPGA from Xilinx, with a rich set of features, including configurable I/O pins and support for various voltages and speeds. Understanding its pinout and functionality is critical for efficient utilization in your designs, and the FAQ section provides a brief overview of common questions regarding this FPGA.
