AMD XC5VSX35T-1FFG665C
- Part No.:
- XC5VSX35T-1FFG665C
- Manufacturer:
- AMD
- Category:
- FPGAs (Field Programmable Gate Array)
- Package:
- 665-BBGA, FCBGA
- Datasheet:
-
XC5VSX35T-1FFG665C.pdf
- Description:
- IC FPGA 360 I/O 665FCBGA
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
XC5VSX35T-1FFG665C from AMD (formerly Xilinx) is a Virtex-5 FPGA featuring 34,656 logic cells, 2.5 Gbps serial transceivers, and embedded Block RAM with 2,088 Kbits capacity. It implements high-speed signal processing in radar baseband subsystems and supports PCIe Gen1 x4 endpoint functionality.
For engineers reviewing the XC5VSX35T-1FFG665C datasheet, pinout, applications, or equivalent options, key selection factors include transceiver compliance (Virtex-5 RocketIO GTP), I/O bank voltage support (1.2 V to 3.3 V), and configuration interface (SelectMAP, JTAG, SPI).
Technical Context
The XC5VSX35T-1FFG665C integrates 48 RocketIO GTP transceivers operating up to 2.5 Gbps, with dedicated clock management tiles (CMT) containing DCMs and PLLs for jitter reduction. It supports multi-standard serial protocols including SATA, Serial RapidIO, and PCIe Gen1.
Configurable logic blocks (CLBs) contain dual 6-input LUTs and 8 flip-flops per slice; DSP48E slices deliver 25×18-bit multiply-accumulate operations at 350 MHz. Memory controllers support DDR2 SDRAM at 400 Mbps data rate.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Logic Cells | 34,656 - total configurable logic resources for complex state machines and datapaths |
| GTP Transceivers | 48 × 2.5 Gbps - enables multi-lane serial interfaces without external PHYs |
| Block RAM | 2,088 Kbits - supports large on-chip FIFOs and coefficient storage for filtering |
| I/O Standards | LVCMOS, LVDS, SSTL, HSTL - compatible with common memory and interface ICs |
| Configuration Interface | SelectMAP, JTAG, SPI - allows flexible programming via processor, debug tool, or flash |
| Max I/O Pins | 448 - supports wide parallel buses and high-pin-count peripheral interfacing |
Pinout & Package
XC5VSX35T-1FFG665C uses 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. Thermal pad on underside requires PCB thermal via array per Xilinx UG192.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| M0–M2 | Mode Configuration | Determines boot source (SPI, SelectMAP, or JTAG) at power-up |
| CCLK | Configuration Clock | Drives internal configuration shift register during master mode programming |
| DIN | Configuration Data In | Serial input for bitstream loading in slave serial mode |
| INIT_B | Configuration Status | Active-low open-drain output indicating configuration readiness or error |
| PROGRAM_B | Configuration Reset | Active-low input that clears configuration memory and restarts boot sequence |
Key Features
| Feature | Design Value |
|---|---|
| Embedded DSP48E Slices | 64 units delivering 25×18-bit MAC operations at 350 MHz for real-time filtering |
| Dedicated Clock Management Tiles (CMT) | DCMs + PLLs provide sub-100 ps jitter for high-speed SerDes and memory interfaces |
| SelectIO Technology | Supports 1.2 V to 3.3 V I/O banks with programmable slew rate and drive strength |
| PCIe Endpoint Logic | Hard IP block compliant with PCI Express Base Specification v1.1 for x1/x2/x4 lanes |
Applications
| Radar Signal Processing | Medical Imaging Backend |
|---|---|
Use Scenario: Real-time pulse-Doppler processing of phased-array radar returns using adaptive beamforming algorithms. IC Role / Device Role / Timing Role: FPGA fabric executes time-critical FFT and CFAR logic; GTP transceivers stream ADC samples to host processor. Use Value: On-chip DSP48E slices reduce external compute latency by eliminating off-FPGA MAC bottlenecks. | Use Scenario: High-throughput image reconstruction pipeline in digital PET/CT scanners requiring deterministic data flow. IC Role / Device Role / Timing Role: XC5VSX35T-1FFG665C manages parallel ADC interfaces, performs histogram equalization, and buffers reconstructed slices to PCIe endpoint. Use Value: 448 I/O pins enable simultaneous connection to 16+ ADC channels and DDR2 memory without glue logic. |
| Avionics Data Concentrator | Test Equipment Pattern Generator |
Use Scenario: ARINC 429 and MIL-STD-1553 bus aggregation in flight control computers with deterministic latency. IC Role / Device Role / Timing Role: XC5VSX35T-1FFG665C implements protocol engines, time-stamping logic, and packetized Ethernet bridging. Use Value: CMT-generated clocks ensure <10 ns skew across multiple synchronous bus interfaces. | Use Scenario: High-speed digital pattern generation for ATE systems validating ASIC I/O timing margins. IC Role / Device Role / Timing Role: XC5VSX35T-1FFG665C synthesizes multi-phase, jitter-controlled stimulus waveforms using I/O delay chains and PLL outputs. Use Value: Programmable I/O slew rates and termination settings allow precise waveform shaping for 200+ MHz test vectors. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar FPGA-based signal processing applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| XC5VLX30T-1FFG665C | Fewer logic cells (29,184), no GTP transceivers, identical package and pinout | Suitable for cost-sensitive control-plane logic without serial I/O | Select when serial transceivers are unnecessary and logic density margin is acceptable |
| XC5VSX50T-1FFG665C | Higher logic count (47,616), same GTP count and I/O, larger die area and power | Required for expanded algorithm partitioning in multi-channel radar systems | Choose when additional CLBs and DSP slices are needed for concurrent processing tasks |
Compared with XC5VLX30T-1FFG665C, the XC5VSX35T-1FFG665C adds essential GTP transceivers for high-speed data acquisition; versus XC5VSX50T-1FFG665C, it offers lower static power and reduced BOM cost while retaining full transceiver capability for mid-tier signal processing.
Availability
XC5VSX35T-1FFG665C is available at Aetrix Electronics and suitable for radar subsystems, medical imaging backends, and avionics data concentrators requiring stable component supply over extended production lifecycles.
Supply support for XC5VSX35T-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 acquired Xilinx in 2022 and continues development of high-performance adaptive computing platforms for aerospace, defense, and industrial markets.
The Virtex-5 family was designed for high-bandwidth, low-latency signal processing in systems demanding both programmable logic and hardened serial I/O, such as software-defined radio and real-time imaging.
FAQ
What is the maximum supported data rate for RocketIO GTP transceivers in XC5VSX35T-1FFG665C?
The XC5VSX35T-1FFG665C supports RocketIO GTP transceivers operating at up to 2.5 Gbps per lane. This rate is validated across process corners and temperature ranges per Xilinx DS106, enabling reliable SATA and PCIe Gen1 links without external retiming.
Does XC5VSX35T-1FFG665C support DDR2 memory interfaces?
Yes, XC5VSX35T-1FFG665C supports DDR2 SDRAM interfaces at data rates up to 400 Mbps (200 MHz clock). The device includes dedicated memory controller logic and I/O timing calibration for reliable operation with standard DDR2 components.
What configuration modes are supported by XC5VSX35T-1FFG665C?
XC5VSX35T-1FFG665C supports Master SelectMAP, Slave SelectMAP, JTAG, and SPI configuration modes. Mode selection is controlled by M0–M2 pins at power-up, allowing flexible integration with microcontrollers, flash memory, or boundary-scan tools.
Is XC5VSX35T-1FFG665C pin-compatible with other Virtex-5 FFG665 packages?
XC5VSX35T-1FFG665C shares the same 665-pin FFG package footprint and pinout with XC5VLX30T-1FFG665C and XC5VSX50T-1FFG665C. However, I/O bank voltage assignments and transceiver placement differ, requiring board-level validation before substitution.
What thermal management guidance applies to XC5VSX35T-1FFG665C?
XC5VSX35T-1FFG665C requires a thermal pad on the PCB underside connected to a solid copper plane via ≥25 thermal vias (0.3 mm diameter). Per Xilinx UG192, junction-to-board thermal resistance must remain ≤12°C/W to maintain operation within the 0°C to 85°C case temperature range.
XC5VSX35T-1FFG665C Specifications
- Product attributes
- Attribute value
- Manufacturer:
- AMD
- Series:
- Virtex®-5 SXT
- Package/Case:
- 665-BBGA, FCBGA
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Number of LABs/CLBs:
- 2720
- Number of Logic Elements/Cells:
- 34816
- Total RAM Bits:
- 3096576
- Number of I/O:
- 360
- Number of Gates:
- -
- Voltage - Supply:
- 0.95V ~ 1.05V
- Mounting Type:
- Surface Mount
- Operating Temperature:
- 0°C ~ 85°C (TJ)
- Grade:
- -
- Qualification:
- -
- Supplier Device Package:
- 665-FCBGA (27x27)
XC5VSX35T-1FFG665C FAQ
1.How can I place an order for XC5VSX35T-1FFG665C through Aetrix?
Please submit a Request for Quotation (RFQ) for XC5VSX35T-1FFG665C on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for XC5VSX35T-1FFG665C reliable?
The price and inventory of XC5VSX35T-1FFG665C are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for XC5VSX35T-1FFG665C is usually 5 days.
3.What payment methods are accepted for XC5VSX35T-1FFG665C?
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Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for XC5VSX35T-1FFG665C?
For technical support, including XC5VSX35T-1FFG665C datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your XC5VSX35T-1FFG665C requirements.
6.How does Aetrix verify that XC5VSX35T-1FFG665C is sourced from the original manufacturer or authorized distributors?
All XC5VSX35T-1FFG665C products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that XC5VSX35T-1FFG665C meets industry standards.
7.What is the process for return or replacement of XC5VSX35T-1FFG665C?
All XC5VSX35T-1FFG665C units undergo pre-shipment inspection (PSI). If there is an issue with XC5VSX35T-1FFG665C, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The XC5VSX35T-1FFG665C part is unused and in its original packaging.
Return procedure for XC5VSX35T-1FFG665C:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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