AMD XC5VLX50T-1FFG665C

Overview

XC5VLX50T-1FFG665C from AMD (formerly Xilinx) is a Virtex-5 FPGA featuring 46,080 logic cells, 2.5 Gbps serial transceivers, 288 DSP48E slices, and embedded Block RAM totaling 2,880 kbits. It is used in high-speed protocol bridging and reconfigurable signal processing within telecom line cards.

For engineers reviewing the XC5VLX50T-1FFG665C datasheet, pinout, applications, or equivalent options, key selection factors include transceiver compliance with PCIe Gen1/2, I/O bank voltage flexibility (1.2 V to 3.3 V), and support for DDR2 SDRAM interfaces up to 533 MHz.

Technical Context

The XC5VLX50T-1FFG665C implements a column-based architecture with dedicated routing for clock, reset, and control signals. It integrates 12 RocketIO GTP transceivers operating at 100 Mbps–2.5 Gbps, each supporting protocols including SATA, PCI Express, and Serial RapidIO.

It features SelectIO technology with programmable I/O standards including LVCMOS, SSTL, HSTL, and differential standards such as LVDS and RSDS. Configuration is supported via Master SelectMAP, Slave SelectMAP, and JTAG modes using external PROM or processor-controlled loading.

Key Specifications

Pinout & Package

XC5VLX50T-1FFG665C is housed in a 665-pin Fine-Pitch Flip-Chip Ball Grid Array (FFG) package with 35 mm × 35 mm body size and 1.0 mm ball pitch. The package supports thermal dissipation up to 12.5 W under typical operating conditions.

Key Features

Applications

Equivalent & Alternatives

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

Compared with XC5VLX50T-1FFG665C, the XC5VLX30T-1FFG665C offers cost and power savings in resource-constrained implementations, while the XCVU9P-2FFVB2104I enables architectural scaling for bandwidth-intensive upgrades-neither is pin-compatible, but both share design methodology continuity within AMD's FPGA toolchain.

Availability

XC5VLX50T-1FFG665C is available at Aetrix Electronics and suitable for telecom infrastructure, medical imaging subsystems, and avionics data concentrators requiring stable component supply over extended production lifecycles.

Supply support for XC5VLX50T-1FFG665C 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, communications, and embedded markets.

The Virtex-5 family was engineered for high-performance, serial I/O–intensive applications such as wired communications, defense signal processing, and scientific instrumentation.

FAQ

What is the maximum supported data rate for the GTP transceivers in XC5VLX50T-1FFG665C?

The XC5VLX50T-1FFG665C integrates 12 RocketIO GTP transceivers rated for operation from 100 Mbps to 2.5 Gbps. These transceivers comply with PCIe Gen1 (2.5 Gbps) and Gen2 (5.0 Gbps with encoding overhead), SATA GenII (3.0 Gbps), and Serial RapidIO 1.2 (1.25–3.125 Gbps). Actual achievable rate depends on board layout, reference clock stability, and signal integrity margins.

Does XC5VLX50T-1FFG665C support DDR2 memory interfaces?

Yes, XC5VLX50T-1FFG665C supports DDR2 SDRAM interfaces up to 533 MHz data rates using ChipSync source-synchronous I/O technology. It provides dedicated DQS strobe alignment, write-leveling calibration, and programmable delays per byte lane to meet JEDEC DDR2-1066 timing requirements in point-to-point topologies.

What configuration modes are supported by XC5VLX50T-1FFG665C?

XC5VLX50T-1FFG665C supports Master SelectMAP, Slave SelectMAP, Serial (SPI), and JTAG configuration modes. Master mode uses an internal oscillator to drive CCLK and load bitstream from external SPI flash. JTAG enables boundary-scan testing and in-system programming via standard IEEE 1149.1 interface.

Is partial reconfiguration supported on XC5VLX50T-1FFG665C?

Yes, XC5VLX50T-1FFG665C supports partial reconfiguration through its hierarchical design and frame-based bitstream architecture. This capability allows runtime replacement of logical modules-such as protocol engines or filter coefficients-without resetting the entire device or disrupting active I/O channels.

What thermal management considerations apply to XC5VLX50T-1FFG665C in continuous operation?

XC5VLX50T-1FFG665C has a maximum junction temperature of 100°C and thermal resistance θJA of 12.5°C/W in typical PCB mounting. For continuous operation above 5W, a 2-layer thermal pad with ≥4 thermal vias and moderate airflow (>200 LFM) is recommended. Thermal performance must be validated using Xilinx XPE power estimator and IR thermal imaging under worst-case vector switching activity.