AMD XC7A25T-2CPG238I

Overview

XC7A25T-2CPG238I from AMD is a 25K logic cell Artix-7 FPGA with 120 user I/Os, -2 speed grade, and 238-pin CP (Chip Scale Package) with 0.5 mm pitch. It integrates Block RAM, DSP slices, and SelectIO resources for high-speed interface implementation in cost-sensitive embedded vision and industrial control systems.

For engineers reviewing the XC7A25T-2CPG238I 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), configuration modes (JTAG/Slave Serial/SelectMAP), and thermal performance in compact industrial enclosures.

Technical Context

The XC7A25T-2CPG238I implements a 28 nm HKMG process-based architecture with configurable logic blocks (CLBs), 120 dedicated user I/O pins supporting SSTL, LVCMOS, HSTL, and differential standards, and integrated configuration logic enabling boot from SPI flash or external master processor. It supports partial reconfiguration and built-in self-test via JTAG boundary scan.

Its dual-register flip-flops per LUT, 90 DSP48E1 slices, and 1.8 Mb total Block RAM enable real-time signal processing pipelines and protocol bridging without external memory. Configuration security includes bitstream encryption and HMAC authentication.

Key Specifications

Pinout & Package

XC7A25T-2CPG238I uses a 238-ball fine-pitch chip-scale package (CP) with 120 user-configurable I/Os distributed across 12 banks. Power and configuration pins are fixed per bank architecture; no dedicated analog or RF pins are present.

Key Features

Applications

Equivalent & Alternatives

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

Compared with XC7A25T-2CPG238I, XC7A35T-2CPG236I offers scalable logic headroom within identical packaging constraints, while XCKU3P-2FFVA676I shifts to a different architecture tier with hardened IP and higher power consumption - neither is pin-compatible, and both require PCB redesign.

Availability

XC7A25T-2CPG238I is available at Aetrix Electronics and suitable for industrial automation, embedded vision, and motor control applications requiring stable component supply and long-term lifecycle assurance.

Supply support for XC7A25T-2CPG238I 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 including FPGAs, adaptive SoCs, and AI accelerators for data center, edge, and embedded markets.

The Artix-7 family targets cost-optimized, power-efficient applications in industrial, automotive, and communications infrastructure where programmable logic replaces ASICs or microcontrollers.

FAQ

What configuration modes does the XC7A25T-2CPG238I support?

The XC7A25T-2CPG238I supports Master SPI, Slave Serial, SelectMAP, and JTAG configuration modes. It boots from external SPI flash by default but can be programmed via JTAG for development or reconfiguration in-system. The M0–M2 pins determine mode selection at power-up, and all modes are fully supported in Vivado 2018.2 and later toolchains.

Does the XC7A25T-2CPG238I include built-in security features?

Yes, the XC7A25T-2CPG238I includes AES-256 bitstream encryption and HMAC-based authentication for secure configuration. These features prevent unauthorized readback or cloning and are enabled during bitstream generation in Vivado. The XC7A25T-2CPG238I also supports obfuscated HDL and password-protected debug access.

Can the XC7A25T-2CPG238I interface directly with DDR2 or DDR3 memory?

Yes, the XC7A25T-2CPG238I supports DDR2 and DDR3 SDRAM interfaces through its I/O banks configured for SSTL-18 or SSTL-15 standards. It requires external PHY logic implemented in fabric, but Xilinx-provided MIG (Memory Interface Generator) IP cores in Vivado deliver verified, timing-closed controllers for up to 800 Mbps data rates.

What is the maximum operating junction temperature for the XC7A25T-2CPG238I?

The XC7A25T-2CPG238I has a maximum junction temperature of 100°C for the -2 speed grade Industrial temperature range (–40°C to +100°C). Thermal design must ensure θJA ≤ 32°C/W under worst-case power conditions; typical power dissipation is 1.8 W at 50% logic utilization with active I/O.

Is partial reconfiguration supported on the XC7A25T-2CPG238I?

Yes, partial reconfiguration is fully supported on the XC7A25T-2CPG238I using Vivado's PR flow. It allows dynamic swapping of logical modules (e.g., changing communication protocols or sensor algorithms) without resetting the entire device. The XC7A25T-2CPG238I requires dedicated configuration logic and careful floorplanning but imposes no additional silicon-level restrictions.