AMD XC7S100-2FGGA484I

Overview

XC7S100-2FGGA484I from AMD is a Spartan-7 FPGA with 100K logic cells, 484-pin Fine-Pitch Flip-Chip Ball Grid Array (FCBGA) package, -2 speed grade, and industrial temperature range (-40°C to +100°C). It integrates Block RAM, DSP slices, and SelectIO™ technology for embedded vision, motor control, and industrial I/O consolidation.

For engineers reviewing the XC7S100-2FGGA484I datasheet, pinout, applications, or equivalent options, key selection criteria include logic capacity, I/O count (338 user I/Os), differential signaling support (LVDS, TMDS), embedded memory depth (3.8 Mb total RAM), and industrial-grade thermal performance.

Technical Context

The XC7S100-2FGGA484I implements a synchronous, reconfigurable fabric based on 6-input LUTs and flip-flops per CLB. It supports configuration via Quad-SPI, Master/Slave SelectMAP, and JTAG, with bitstream encryption and SEU mitigation features enabled in this industrial-grade variant.

It includes 240 DSP48E1 slices operating up to 300 MHz, 338 user-configurable I/Os supporting 1.2–3.3 V standards, and integrated clock management with two MMCMs and one PLL for multi-domain timing control.

Key Specifications

Pinout & Package

XC7S100-2FGGA484I uses a 484-pin Fine-Pitch Flip-Chip BGA (FGGA) package with 19×19 array, 0.8 mm ball pitch, and standard power/ground ball mapping per AMD UG474 v1.13.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar FPGA-based industrial control applications.

Compared with XC7S100-2FGGA484I, XCKU035-2FFVA676I offers greater compute density and memory bandwidth at higher power and cost, while XC7A100T-2CSG324I reduces footprint and I/O capability for simpler deterministic control tasks.

Availability

XC7S100-2FGGA484I is available at Aetrix Electronics and suitable for industrial motor control, embedded vision systems, and programmable logic controller (PLC) designs requiring stable component supply across extended temperature ranges and long production lifecycles.

Supply support for XC7S100-2FGGA484I 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, ACAPs, and software tools for heterogeneous acceleration.

The Spartan-7 family, including XC7S100-2FGGA484I, targets cost-optimized, industrial-grade reconfigurable logic for real-time control, I/O expansion, and embedded vision at power budgets under 3 W.

FAQ

What is the maximum supported I/O standard voltage for XC7S100-2FGGA484I?

XC7S100-2FGGA484I supports I/O standards from 1.2 V to 3.3 V across its 338 user I/Os, with bank-specific VCCO configuration. Each I/O bank can be independently set to 1.2 V, 1.35 V, 1.5 V, 1.8 V, 2.5 V, or 3.3 V, enabling mixed-voltage interfacing with legacy and modern peripherals without level shifters. This flexibility is documented in Xilinx UG474 Table 1-10.

Does XC7S100-2FGGA484I include built-in configuration security features?

Yes, XC7S100-2FGGA484I supports AES-256 bitstream encryption and HMAC authentication for secure configuration. These features prevent unauthorized readback or modification of the programmed logic design, making it suitable for deployments where intellectual property protection is required. The encryption keys are stored in on-chip eFUSE and managed via JTAG or ICAP interface.

Can XC7S100-2FGGA484I operate reliably at 100°C junction temperature?

XC7S100-2FGGA484I is rated for industrial temperature operation from –40°C to +100°C ambient, with thermal design guidelines specifying maximum junction temperature limits per Xilinx DS195. Under typical 2.5 W power dissipation and proper PCB thermal vias, junction temperature remains within specification at 100°C ambient, validated per JEDEC JESD22-A104 reliability testing.

How many clock management resources does XC7S100-2FGGA484I provide?

XC7S100-2FGGA484I integrates two Mixed-Mode Clock Managers (MMCMs) and one Phase-Locked Loop (PLL), all accessible via the Clocking Wizard IP. These resources support jitter reduction, frequency synthesis, phase shifting, and dynamic reconfiguration - enabling independent clock domains for motor control PWM, sensor sampling, and host communication interfaces within a single XC7S100-2FGGA484I device.

Is XC7S100-2FGGA484I pin-compatible with other Spartan-7 devices in the FGGA484 package?

No, XC7S100-2FGGA484I is not fully pin-compatible with other Spartan-7 FGGA484 variants such as XC7S25 or XC7S50. While the package footprint and power/ground ball layout are identical, I/O bank assignments, configuration pin locations, and dedicated function pins (e.g., SYSMON, JTAG) differ between density grades. Board-level reuse requires verification against UG474 pinout tables for each specific part number.