The part number "XC7K325T-2FFG676I" refers to a Xilinx Kintex-7 FPGA device, and it belongs to the Xilinx brand. The part is a Field Programmable Gate Array (FPGA) from the Kintex-7 series, and the "FFG676" refers to the package type and size. Here's a breakdown of the requested information:
1. Brand
Xilinx (acquired by AMD, a semiconductor company). The Kintex-7 family is known for its balance of high performance, low Power consumption, and cost-effectiveness.2. Package Type
FFG676 refers to a 676-ball Fine-pitch Ball Grid Array (FBGA) package. This means that the device comes in a 676-pin array, where each pin is a ball soldered to a PCB.3. Pin Function List
Since the device has 676 pins, I will summarize the key aspects of its pin functions here. The detailed pinout and corresponding functions should be looked up in the Xilinx Kintex-7 Datasheet or User Manual for your exact use case and application, but here's a basic summary:
676 Pinout Pin Function DetailsEach pin in the FPGA is assigned to specific functions depending on the configuration, logic, and I/O requirements. Some of these include:
Power Pins: Pins related to supplying Vcc and GND to the chip.
Example: VCCINT, VCCO, VCCBRAM, GND, etc.
I/O Pins: These include general-purpose input/output (GPIO) and more specialized I/O standards.
Example: MIO0-MIO31 (Multiplexed I/O pins), Bank I/O pins, etc.
Clock Pins: Dedicated pins for clock signals.
Example: CLK0, CLK1, etc.
Reset Pins: Pins for external reset functionality.
Example: INITB, RESETB.
Configuration Pins: Pins used for configuring the FPGA.
Example: PROGRAMB, INITB.
Special Purpose Pins: For JTAG, boundary scan, etc.
Example: TDI, TDO, TMS, TCK (JTAG interface ).
Differential Signaling Pins: For high-speed differential pairs.
Example: TXP, TXN, RXP, RXN (used for high-speed serial protocols like Gigabit Ethernet, PCIe, etc.).
For the complete pinout and specific pin numbers, it's best to refer to the Xilinx documentation, as it includes detailed tables mapping each of the 676 pins to their functions in different contexts.
4. FAQs about the XC7K325T-2FFG676I
Here’s a list of common questions related to the Xilinx Kintex-7 XC7K325T-2FFG676I model, with detailed answers.
Q1: What is the function of the "VCCINT" pin on the XC7K325T-2FFG676I? A1: The VCCINT pin provides the core supply voltage (typically 0.9V) to the FPGA device. It powers the internal logic and configuration circuitry of the chip.
Q2: How do I configure the FPGA pins for input or output on the XC7K325T-2FFG676I? A2: The FPGA pins can be configured for input or output through the IOB (Input/Output Block) configuration within the FPGA's design files using Xilinx's Vivado or ISE software.
Q3: What is the clock frequency limit for the XC7K325T-2FFG676I FPGA? A3: The maximum clock frequency for the XC7K325T-2FFG676I can reach up to 450 MHz, depending on the specific configuration and workload.
Q4: What is the power consumption of the XC7K325T-2FFG676I? A4: The power consumption of the XC7K325T-2FFG676I varies based on design and configuration but typically consumes between 10W to 25W depending on the application.
Q5: Can the XC7K325T-2FFG676I support PCIe? A5: Yes, the XC7K325T-2FFG676I supports PCIe Gen2 (up to 5 GT/s) and is commonly used in applications requiring high-speed data transfer.
Q6: What is the JTAG interface used for in the XC7K325T-2FFG676I? A6: The JTAG interface (pins like TDI, TDO, TMS, TCK) is used for device configuration, debugging, and boundary scan testing.
Q7: How do I use the reset pin "RESETB" on the XC7K325T-2FFG676I? A7: The RESETB pin is an active low reset input used to reset the FPGA device and bring it to a known state during system initialization.
Q8: What is the "MIO" pin group used for in the XC7K325T-2FFG676I? A8: The MIO pins (Multiplexed I/O) allow the FPGA to interface with external devices like microprocessors, memory, and peripheral components. They support various I/O standards.
Q9: How do I connect the clock input pins on the XC7K325T-2FFG676I? A9: The CLK0, CLK1, and other clock pins can be used to provide global clock inputs to the FPGA for timing synchronization across different components in the design.
Q10: What is the difference between the "VCCO" and "VCCINT" power pins? A10: VCCINT powers the FPGA's internal logic, while VCCO powers the I/O banks. Different I/O banks may require different VCCO voltage levels based on the signaling standard (e.g., 2.5V, 3.3V).
Conclusion:
For the most accurate and comprehensive pin function list, it's recommended to refer to the Xilinx documentation for your specific FPGA model, as it will contain the exact mapping of pins to their functions, supported I/O standards, and recommended configurations.
Please note that this answer provides a general overview. For detailed technical data, pinout charts, and specific voltage and timing specifications, reviewing the datasheet and user guide from Xilinx is essential.