AMD XCKU040-2FFVA1156I

Overview

XCKU040-2FFVA1156I from AMD is a Kintex UltraScale FPGA featuring 444,480 logic cells, 2,196 DSP slices, and 28.2 Mb of block RAM. It supports PCIe Gen3 x16, DDR4 memory interfaces up to 2400 Mbps, and operates at -40°C to +100°C junction temperature. It is deployed in high-throughput data acquisition systems requiring deterministic latency and multi-gigabit serial connectivity.

For engineers reviewing the XCKU040-2FFVA1156I datasheet, pinout, applications, or equivalent options, key selection factors include transceiver count (20 × 16.3 Gb/s GTY), I/O voltage support (1.2 V to 1.8 V), thermal design power (27 W typical), and package-specific I/O banking constraints.

Technical Context

The XCKU040-2FFVA1156I implements a heterogeneous architecture with programmable logic fabric, hardened IP blocks (PCIe Gen3, 10/25G Ethernet MAC, memory controllers), and high-speed serial transceivers. It uses 20nm bulk CMOS process technology and supports partial reconfiguration.

Configuration is performed via quad-SPI, BPI, or JTAG; startup time is ≤ 50 ms from master SPI flash. The device includes integrated configuration security features including AES-256 bitstream encryption and HMAC authentication.

Key Specifications

Pinout & Package

Package: 1156-pin Flip-Chip Fine-Pitch Ball Grid Array (FFVA) with 0.8 mm pitch, 35 mm × 35 mm body size, and thermal lid.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar FPGA-based signal processing and high-speed interface applications.

Compared with XCKU035-2FFVA1156I, the XCKU040-2FFVA1156I provides 25% more logic and 27% more DSP slices for higher algorithmic complexity; versus XCKU060-2FFVA1156I, it offers a balanced cost-performance point with verified thermal behavior in space-constrained industrial enclosures.

Availability

XCKU040-2FFVA1156I is available at Aetrix Electronics and suitable for radar signal processing, 5G baseband units, and high-speed data acquisition requiring stable component supply across long-lifecycle industrial programs.

Supply support for XCKU040-2FFVA1156I 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 company focused on high-performance and adaptive computing solutions for data centers, embedded systems, and AI acceleration.

The Kintex UltraScale family targets high-bandwidth, low-latency applications such as wireless infrastructure, test & measurement, and aerospace avionics where deterministic timing and hardened I/O are critical.

FAQ

What is the maximum supported DDR4 data rate for XCKU040-2FFVA1156I?

The XCKU040-2FFVA1156I supports DDR4 memory interfaces up to 2400 Mbps (1200 MHz clock). This capability is implemented through its hardened DDR4 memory controller, which handles address/command timing, write leveling, and read leveling automatically. The controller connects directly to HP I/O banks configured for SSTL_12 standards and supports up to eight 16-bit DDR4 components with ECC. XCKU040-2FFVA1156I achieves this speed without requiring external PHY or level-shifting circuitry.

Does XCKU040-2FFVA1156I support partial reconfiguration?

Yes, XCKU040-2FFVA1156I fully supports partial reconfiguration via its ICAP and FRAME_ECC primitives. This allows dynamic swapping of logic modules-such as filter banks or modulation engines-without resetting the entire device. The feature is enabled by the UltraScale architecture's frame-based bitstream structure and is validated in Xilinx Vivado 2022.2 and later. XCKU040-2FFVA1156I users leverage this for adaptive radar waveform updates and real-time protocol switching in 5G fronthaul.

What transceiver type and speed does XCKU040-2FFVA1156I include?

XCKU040-2FFVA1156I integrates 20 GTY transceivers, each capable of 16.3 Gb/s line rates. These transceivers support protocols including PCIe Gen3, 10G/25G Ethernet, CPRI, and JESD204B subclass 1. They feature built-in TX pre-emphasis, RX equalization, and clock-data recovery. XCKU040-2FFVA1156I implements them as differential pairs routed on dedicated high-speed layers, requiring strict PCB layout rules for impedance control and crosstalk mitigation.

Is XCKU040-2FFVA1156I pin-compatible with other Kintex UltraScale devices in FFVA1156 package?

XCKU040-2FFVA1156I shares the same 1156-ball FFVA package footprint and pinout with XCKU035-2FFVA1156I and XCKU060-2FFVA1156I. All three devices maintain identical ball assignments for power, ground, configuration, and I/O banks. However, unused pins differ in function assignment, and transceiver lane mapping varies between models. XCKU040-2FFVA1156I leverages all 20 GTY lanes, whereas XCKU035 uses only 16 and XCKU060 enables all 24 (though only 20 are bonded out in FFVA1156).

What configuration modes are supported by XCKU040-2FFVA1156I?

XCKU040-2FFVA1156I supports master SPI, slave serial, BPI, and JTAG configuration modes. Master SPI is most common for standalone boot from quad-SPI flash; startup time is ≤50 ms. Configuration bitstream can be encrypted using AES-256 and authenticated via HMAC-SHA256. XCKU040-2FFVA1156I also supports fallback configuration and multi-boot with golden image recovery, enhancing field reliability in unattended deployments.