AMD XC7S100-L1FGGA676I

Overview

XC7S100-L1FGGA676I from AMD is a Spartan-7 FPGA featuring 100K logic cells, -1L speed grade, 676-pin FCBGA package with 400 I/Os, and support for DDR3 memory interfaces. It serves as a configurable logic fabric in industrial control and embedded vision systems requiring deterministic timing and low power.

For engineers reviewing the XC7S100-L1FGGA676I datasheet, pinout, applications, or equivalent options, key selection factors include I/O count, speed grade compatibility, thermal performance in convection-cooled enclosures, and availability of hardened memory controllers.

Technical Context

The XC7S100-L1FGGA676I implements a 28 nm HKMG process-based architecture with integrated Block RAM (up to 3.8 Mb), DSP slices (240), and SelectIO™ technology supporting LVCMOS, SSTL, and HSTL standards. It includes a hardened PCI Express® Gen2 endpoint block and dual 12-bit 1 MSPS ADCs.

Configuration is performed via quad-SPI flash or JTAG, with bitstream encryption and SEU mitigation features enabled. The device operates across industrial temperature range (–40°C to +100°C) and supports partial reconfiguration.

Key Specifications

Pinout & Package

XC7S100-L1FGGA676I is housed in a 676-ball Fine-Pitch Flip-Chip Ball Grid Array (FCBGA) package with 25 × 25 mm body size, 1.0 mm ball pitch, and exposed thermal pad for enhanced heat dissipation in industrial environments.

Key Features

Applications

Equivalent & Alternatives

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

Compared with XC7S100-L1FGGA676I, XC7S75-L1FGGA676I offers cost reduction with verified pin-compatibility but reduced compute headroom, while XC7A100T-1CSG324I trades integrated analog capability for higher serial bandwidth and smaller board area-both require layout review and I/O constraint revalidation.

Availability

XC7S100-L1FGGA676I is available at Aetrix Electronics and suitable for industrial automation, embedded vision, and motor control applications requiring stable component supply, long-term lifecycle assurance, and industrial temperature operation.

Supply support for XC7S100-L1FGGA676I 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 is a global semiconductor leader delivering adaptive computing solutions for data center, embedded, and client markets with emphasis on performance-per-watt efficiency.

The Spartan-7 product line targets cost-sensitive, power-constrained industrial and automotive applications where reliability, small form factor, and integrated analog functionality are critical design requirements.

FAQ

What is the operating temperature range for XC7S100-L1FGGA676I?

The XC7S100-L1FGGA676I is rated for industrial temperature operation from –40°C to +100°C ambient. This range is validated across all speed grades and I/O standards specified in the official AMD Spartan-7 DC and Switching Characteristics datasheet. Thermal design must account for junction temperature limits under maximum I/O toggle rates and logic utilization. XC7S100-L1FGGA676I maintains timing compliance throughout this range when used with recommended power delivery and PCB thermal vias.

Does XC7S100-L1FGGA676I support partial reconfiguration?

Yes, XC7S100-L1FGGA676I supports partial reconfiguration through Vivado Design Suite tools and runtime IP. This capability allows dynamic updating of specific logic regions without resetting the entire device or interrupting active functions such as PCIe link maintenance or ADC sampling. XC7S100-L1FGGA676I requires dedicated configuration controller logic and proper floorplanning to isolate reconfigurable partitions.

What memory interfaces does XC7S100-L1FGGA676I support?

XC7S100-L1FGGA676I supports DDR3 SDRAM interfaces up to 800 Mbps data rate per pin using its SelectIO™ resources and MIG (Memory Interface Generator) IP. It does not support DDR4 or LPDDR3. External memory controllers must be implemented in logic or instantiated via Xilinx-provided IP cores. XC7S100-L1FGGA676I includes dedicated clock routing and I/O delay calibration for reliable DDR3 timing closure.

Is XC7S100-L1FGGA676I pin-compatible with other Spartan-7 devices in the FGGA676 package?

XC7S100-L1FGGA676I shares the same 676-ball FCBGA footprint and ball map with XC7S25, XC7S50, XC7S75, and XC7S150 in the -1L speed grade and FGGA676 package variant. Power and configuration pins are identical; I/O bank assignments and voltage requirements match across the family. XC7S100-L1FGGA676I enables scalable design reuse when migrating between density points within the same package.

What configuration modes are supported by XC7S100-L1FGGA676I?

XC7S100-L1FGGA676I supports master SPI, slave SPI, JTAG, and BPI configuration modes. Mode selection is controlled by M0–M2 pins at power-up. Master SPI is most common for standalone operation using quad-SPI flash; JTAG is used for debugging and programming during development. XC7S100-L1FGGA676I also supports fallback configuration and multi-boot from dual flash images.