The part number "XC7A35T-1FTG256I" belongs to the Xilinx family of devices. Specifically, it is a 7 Series FPGA (Field-Programmable Gate Array), which is part of the Artix-7 product line. The "XC7A35T" indicates the specific part of the series, and the "-1FTG256I" refers to its speed grade, package type, and temperature range.
Device Packaging and Pinout Overview:
The XC7A35T-1FTG256I comes in a 256-pin Fine-pitch BGA (Ball Grid Array) package. This package has 256 solder balls arranged in a grid pattern, which provides a compact and efficient way to connect the FPGA to a PCB (Printed Circuit Board).
Pinout Specification Table for the XC7A35T-1FTG256I:
Given that the device has 256 pins, the pinout includes details of the pin functions for all 256 pins. The detailed description for each pin typically includes:
Pin Number Pin Name Pin Type (e.g., I/O, Power , Ground, etc.) Function Description Electrical Characteristics Signal Direction (input, output, bidirectional, etc.) Example of a Few Pins from the Pinout Table: Pin Number Pin Name Pin Type Function Description Signal Direction 1 VCCO Power Power supply for I/O banks N/A 2 GND Ground Ground connection N/A 3 TDI Input Test Data In (JTAG) Input 4 TDO Output Test Data Out (JTAG) Output 5 DONE Output Configuration Done Signal Output 6 INIT_B Output Initialization Signal (active low) Output 7 M0 Input/Output Mode pin (selects configuration mode) I/O 8 M1 Input/Output Mode pin (selects configuration mode) I/O(Note: The above table is a sample of some pins and would need to be expanded to fully cover all 256 pins.)
Full List of Pins
You would need to refer to the official Xilinx documentation or data sheet for the full 256-pin function specification of the XC7A35T-1FTG256I, as it's quite extensive. The data sheet will provide a full list of each pin’s exact functionality, electrical requirements, and usage details.
FAQ – Common Questions:
1. What is the speed grade for XC7A35T-1FTG256I? Answer: The "-1" in the part number refers to the speed grade of the device. The XC7A35T-1FTG256I has a speed grade of -1, which indicates that it operates at 1.0 ns timing requirements.
2. What is the power supply voltage for the XC7A35T-1FTG256I? Answer: The device typically requires 1.0V for core voltage and 3.3V or 2.5V for I/O power, depending on the configuration of I/O standards used.
3. Can I use the XC7A35T for high-speed applications? Answer: Yes, the Artix-7 FPGAs, including the XC7A35T, are optimized for high-speed applications such as communication, video processing, and signal processing.
4. How many logic cells are available in the XC7A35T-1FTG256I? Answer: The XC7A35T-1FTG256I offers approximately 33,280 logic cells for implementing complex logic circuits.
5. What is the maximum operating temperature for this part? Answer: The XC7A35T-1FTG256I is rated for a commercial temperature range of 0°C to 85°C.
6. How do I configure the FPGA on this device? Answer: Configuration can be done via JTAG, Serial Configuration Port (SCP), or Parallel Configuration.
7. Is the XC7A35T-1FTG256I suitable for automotive applications? Answer: No, for automotive applications, you would typically need an automotive-grade FPGA. The XC7A35T is not rated for automotive environments.
8. Can the XC7A35T-1FTG256I interface with external memory? Answer: Yes, this FPGA supports multiple memory interfaces, including DDR3, DDR4, and SRAM.
9. What are the I/O standards supported by the XC7A35T-1FTG256I? Answer: The device supports various I/O standards, including LVCMOS, LVDS, and HSTL.
10. What is the maximum frequency of operation for the XC7A35T-1FTG256I? Answer: The device can operate at frequencies up to 500 MHz, depending on the configuration and application.
For further details such as the entire pinout, package dimensions, and a more exhaustive FAQ, it’s essential to refer to the Xilinx documentation directly for the XC7A35T-1FTG256I, especially the datasheet and user manual.
Let me know if you need additional details or specific information from the datasheet!