AMD XC7A15T-L2CSG324E

Overview

XC7A15T-L2CSG324E from AMD (formerly Xilinx) is a Artix-7 FPGA featuring 15,850 logic cells, 920 Kbits of block RAM, and support for DDR3 memory interfaces up to 800 MHz. It integrates 120 DSP slices and operates at -2 speed grade with extended temperature range (-40°C to +100°C). This device is used in low-power industrial imaging and real-time motor control systems.

For engineers reviewing the XC7A15T-L2CSG324E datasheet, pinout, applications, or equivalent options, key selection considerations include I/O voltage flexibility (1.2V–3.3V), transceiver capability (no integrated transceivers), and configuration interface options (SPI, SelectMAP, JTAG).

Technical Context

The XC7A15T-L2CSG324E implements a 28 nm HKMG process-based architecture with configurable logic blocks (CLBs), distributed RAM, shift registers, and dedicated carry chains. It supports partial reconfiguration and includes hardened primitives for PCIe Gen2 x1 endpoint operation via soft IP.

Configuration is performed through master SPI or slave SelectMAP mode using external flash or processor-controlled loading. The device lacks built-in high-speed serial transceivers but supports source-synchronous I/O standards including LVDS, TMDS, and RSDS at up to 1.25 Gbps per differential pair.

Key Specifications

Pinout & Package

XC7A15T-L2CSG324E is housed in a 324-pin CSG (Chip Scale Grid Array) package with 210 user I/O pins arranged across 12 I/O banks. The package is lead-free, RoHS-compliant, and has 0.8 mm pitch.

Key Features

Applications

Equivalent & Alternatives

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

Compared with XC7A15T-L2CSG324E, the XC7A35T-L2CSG324I enables more complex logic partitioning and higher throughput, while the XC7A15T-L1CSG324E reduces cost and power at the expense of timing margin and environmental robustness.

Availability

XC7A15T-L2CSG324E is available at Aetrix Electronics and suitable for industrial motor control, embedded vision systems, and programmable logic controller (PLC) modules requiring stable component supply over multi-year production cycles.

Supply support for XC7A15T-L2CSG324E 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 hardware-accelerated computing.

The Artix-7 family, including XC7A15T-L2CSG324E, was designed for cost-sensitive, power-constrained applications in industrial automation, vision, and communications where performance-per-watt matters.

FAQ

Does XC7A15T-L2CSG324E include integrated high-speed transceivers?

No, XC7A15T-L2CSG324E does not contain built-in multi-gigabit transceivers. It relies on its high-performance I/O banks to implement source-synchronous protocols such as DDR3, LVDS, and TMDS. For SerDes-based applications like PCIe or Gigabit Ethernet, soft IP or external PHYs must be used. XC7A15T-L2CSG324E is optimized for parallel interface bandwidth rather than serial line rate.

What configuration modes does XC7A15T-L2CSG324E support?

XC7A15T-L2CSG324E supports three primary configuration modes: master SPI (internal clock generation), slave SelectMAP (processor-driven parallel loading), and JTAG (debug and programming). Mode selection is controlled by M0–M2 pins at power-up. Configuration bitstreams can be stored in external SPI flash and auto-loaded on reset, enabling unattended boot.

Is XC7A15T-L2CSG324E compatible with Vivado Design Suite?

Yes, XC7A15T-L2CSG324E is fully supported in AMD Vivado Design Suite 2022.1 and later versions. The device appears in the part selection menu under Artix-7 > XC7A15T > -2L speed grade. Synthesis, implementation, and bitstream generation workflows-including timing analysis and partial reconfiguration-are validated for XC7A15T-L2CSG324E in official tool releases.

What is the maximum DDR3 memory interface speed supported by XC7A15T-L2CSG324E?

XC7A15T-L2CSG324E supports DDR3 SDRAM interfaces up to 800 MHz data rate (400 MHz clock frequency) in differential mode. This is guaranteed under -2 speed grade and extended temperature conditions. The FPGA includes dedicated DDR3 I/O logic, write-leveling calibration, and read-leveling support to meet JEDEC timing requirements for reliable operation.

Can XC7A15T-L2CSG324E operate in industrial temperature environments?

Yes, XC7A15T-L2CSG324E is rated for operation from -40°C to +100°C, meeting extended industrial temperature requirements. This qualification applies to the -2L speed grade and CSG324 package variant. Thermal derating guidelines and PCB layout recommendations for heat dissipation are provided in the Artix-7 DC and Switching Characteristics datasheet (DS181).