AMD XC7A100T-3FGG676E

Overview

XC7A100T-3FGG676E from AMD (Xilinx) is a Kintex-7 FPGA with 101,440 logic cells, 3.2 Gb/s transceiver capability, -3 speed grade, and 676-pin Fine-Pitch Flip-Chip BGA (FFG) package. It serves as a high-performance programmable logic fabric in PCIe Gen2 endpoint designs for industrial vision systems.

For engineers reviewing the XC7A100T-3FGG676E datasheet, pinout, applications, or equivalent options, key selection criteria include I/O voltage support (1.2V/1.35V/1.5V/1.8V/2.5V/3.3V), embedded Block RAM (4,860 kbits), and transceiver compliance with PCIe Gen2 and SATA 3Gbps standards.

Technical Context

The XC7A100T-3FGG676E implements a 28 nm HKMG process-based architecture with configurable logic blocks (CLBs), 24 DSP48E1 slices, and 240 I/O pins supporting SelectIO™ standards. Its transceivers operate at up to 6.6 Gb/s with built-in PRBS generators and checkers for link validation.

Configuration is performed via Master SPI or JTAG, with support for dual-boot from two external flash devices. The device includes integrated clock management tiles (CMTs) with MMCM and PLL blocks for low-jitter clock synthesis and phase alignment across multiple domains.

Key Specifications

Pinout & Package

XC7A100T-3FGG676E uses a 676-ball Fine-Pitch Flip-Chip BGA (FFG) package with thermal lid, 1.0 mm ball pitch, and 27×27 mm body size. Pin assignment follows Xilinx UG475 v1.13 for Kintex-7 FPGAs.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar FPGA-based interface and acceleration applications.

Compared with XC7A100T-2FGG676I, the XC7A100T-3FGG676E delivers tighter timing closure for high-frequency I/O interfaces; compared with XC7K160T-2FBG676C, it offers lower power and smaller footprint while retaining PCIe Gen2 and DDR3 controller compatibility.

Availability

XC7A100T-3FGG676E is available at Aetrix Electronics and suitable for industrial machine vision, medical imaging interface, and PCIe-based data acquisition requiring stable component supply and long-term program support.

Supply support for XC7A100T-3FGG676E includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

AMD (acquired Xilinx in 2022) is a global semiconductor leader focused on adaptive computing, AI acceleration, and high-performance programmable logic solutions.

The Kintex-7 FPGA product line was designed for cost-optimized high-performance applications including wired communications, video processing, and embedded vision, balancing logic density, transceiver count, and power efficiency.

FAQ

What is the maximum supported I/O standard voltage for XC7A100T-3FGG676E?

The XC7A100T-3FGG676E supports I/O voltages ranging from 1.2 V to 3.3 V across its 240 user I/O pins, with bank-specific VCCO supplies. Each I/O bank can be independently configured for LVCMOS12, LVCMOS15, LVCMOS18, LVCMOS25, LVCMOS33, SSTL15, SSTL18, or HSTL standards, enabling mixed-voltage board design without level shifters.

Does XC7A100T-3FGG676E include a hard PCIe Gen2 endpoint block?

Yes, the XC7A100T-3FGG676E integrates a dedicated PCIe Gen2 x4 endpoint hard IP block compliant with PCI Express Base Specification v2.1. This block handles link training, transaction layer packet (TLP) generation, and completion handling without consuming logic resources, reducing design effort and ensuring deterministic latency below 1.5 µs.

What configuration modes does XC7A100T-3FGG676E support?

The XC7A100T-3FGG676E supports Master SPI, Slave Serial, JTAG, and BPI configuration modes. Primary boot is typically from single or dual QSPI flash using Master SPI mode, while JTAG is used for debugging and initial programming. Dual-flash support enables fail-safe fallback during field updates without interrupting system operation.

Is XC7A100T-3FGG676E compatible with Vivado Design Suite 2023.2?

Yes, XC7A100T-3FGG676E is fully supported in Vivado Design Suite 2023.2, including synthesis, implementation, simulation, and bitstream generation. Device files, IP integrator templates, and PCIe/Xilinx AXI IP cores are included out-of-the-box, with timing constraints validated against UG475 and DS182 documentation.

What thermal management features are built into XC7A100T-3FGG676E?

The XC7A100T-3FGG676E includes an on-die thermal diode calibrated to ±2°C accuracy, accessible via XADC auxiliary channels. This allows real-time junction temperature monitoring for dynamic thermal throttling or fan-speed control. The FFG package also features a metal heat spreader lid and exposed thermal pad for efficient PCB heat dissipation.