AMD XC7A100T-1FTG256C

Overview

XC7A100T-1FTG256C from AMD (Xilinx) is a Kintex-7 family FPGA with 101,440 logic cells, 600 DSP slices, 4.9 Mb of block RAM, and 240 I/O pins in a 256-pin Fine-Pitch Ball Grid Array (FBGA) package. It targets high-performance embedded vision, industrial Ethernet gateway, and PCIe Gen2 endpoint applications.

For engineers reviewing the XC7A100T-1FTG256C datasheet, pinout, applications, or equivalent options, key selection factors include I/O voltage support (1.2V/1.35V/1.5V/1.8V/2.5V/3.3V), transceiver line rate (up to 6.6 Gb/s), and configuration interface options (SPIx4, BPI, SelectMAP).

Technical Context

The XC7A100T-1FTG256C implements a synchronous, SRAM-based programmable logic architecture with integrated clock management (CMT) containing MMCM and PLL blocks for precise clock synthesis and phase alignment. It supports partial reconfiguration and includes hardened IP for PCI Express Gen2 x4 endpoints and Gigabit Ethernet MACs.

Configuration is performed via Master SPI, Slave SelectMAP, or JTAG; bitstream encryption and HMAC authentication are supported for secure boot. The device operates at -1 speed grade (1.0 ns CLB propagation delay) and is rated for commercial temperature range (0°C to 85°C).

Key Specifications

Pinout & Package

XC7A100T-1FTG256C is housed in a 256-ball Fine-Pitch Ball Grid Array (FTG) package with 1.0 mm ball pitch, 17 mm × 17 mm body size, and standard 0.8 mm standoff height. Thermal pad on underside requires PCB thermal relief design.

Key Features

Applications

Equivalent & Alternatives

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

Compared with XC7A75T-1FTG256C, the XC7A100T-1FTG256C delivers 35% more logic and 25% more DSP resources in the same 256-pin FTG package; versus XC7K160T-1FFG676C, it trades 37% lower logic density and 25% less BRAM for 30% smaller PCB area and lower power consumption.

Availability

XC7A100T-1FTG256C is available at Aetrix Electronics and suitable for industrial vision systems, PCIe data acquisition cards, and programmable logic controller modules requiring stable component supply across extended production lifecycles.

Supply support for XC7A100T-1FTG256C 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 and now develops adaptive computing platforms including FPGAs, MPSoCs, and ACAPs for data center, AI, and embedded markets.

The Kintex-7 product line was originally designed by Xilinx to deliver high performance-per-watt FPGA solutions for wired communications, video processing, and industrial automation applications.

FAQ

What is the maximum transceiver line rate supported by XC7A100T-1FTG256C?

The XC7A100T-1FTG256C supports a maximum transceiver line rate of 6.6 Gb/s per GT lane. This enables compliance with PCIe Gen2, SATA III, and Serial RapidIO standards. The device contains 16 GT transceivers, each configurable for protocols requiring embedded clock recovery and 8B/10B encoding. Line rate is guaranteed across commercial temperature and voltage ranges per the official Xilinx DS182 specification.

Does XC7A100T-1FTG256C include a hardened PCIe Gen2 endpoint?

Yes, XC7A100T-1FTG256C integrates a hardened PCIe Gen2 x4 endpoint with full PHY, data link, and transaction layers. It supports root complex and endpoint modes, MSI/MSI-X interrupt delivery, and configuration space access. No external PCIe bridge IC is required, reducing BOM count and board area. The implementation complies with PCI Express Base Specification Revision 2.1.

What I/O standards does XC7A100T-1FTG256C support?

XC7A100T-1FTG256C supports LVCMOS (1.2V–3.3V), LVDS, BLVDS, RSDS, Differential SSTL, HSTL, and TMDS I/O standards. Each of its 12 I/O banks can be independently configured for different VCCO voltages and standards, enabling direct connection to DDR3 memory, HDMI sources, industrial sensors, and legacy parallel buses without level-shifting components.

Is XC7A100T-1FTG256C compatible with Vivado Design Suite?

Yes, XC7A100T-1FTG256C is fully supported in Xilinx Vivado Design Suite 2018.2 and later versions. Synthesis, implementation, and bitstream generation workflows are validated for this device. Constraint management, timing analysis, and hardware debugging via JTAG or ILA cores are natively enabled. Device-specific IP catalog entries (e.g., PCIe, Ethernet, DDR3 controllers) are included and pre-verified.

What configuration modes are available for XC7A100T-1FTG256C?

XC7A100T-1FTG256C supports Master SPI (with x4 data width), Slave SelectMAP, and JTAG configuration modes. Mode selection is controlled by M[2:0] pins at power-up. Master SPI is most common for compact, single-flash designs; SelectMAP suits high-speed parallel loading; JTAG is used for development and boundary-scan testing. All modes support fallback and multi-boot options.