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AMD XC7A15T-3FTG256E
- Part No.:
- XC7A15T-3FTG256E
- Manufacturer:
- AMD
- Category:
- FPGAs (Field Programmable Gate Array)
- Package:
- 256-LBGA
- Datasheet:
-
XC7A15T-3FTG256E.pdf
- Description:
- IC FPGA 170 I/O 256FTBGA
- Quantity:
- Payment:
- Shipping:
Inventory:206
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Product details
Overview
XC7A15T-3FTG256E from AMD (Xilinx) is a Spartan-7 FPGA featuring 15,840 logic cells, 1.2 Mb of block RAM, and 120 DSP slices, packaged in a 256-pin FTBGA with 1.0 mm pitch. It supports I/O standards up to 1.8 V, operates at -3 speed grade (fastest), and targets cost-sensitive industrial control and embedded vision interfaces.
For engineers reviewing the XC7A15T-3FTG256E datasheet, pinout, applications, or equivalent options, key selection criteria include logic density, I/O voltage flexibility, DSP resource count, and industrial temperature range support.
Technical Context
This device belongs to the Spartan-7 family built on 28 nm HKMG process technology and implements a configurable logic fabric with 6-input LUTs, distributed RAM, and shift registers. It integrates SelectIO™ technology supporting single-ended (LVCMOS, LVTTL) and differential (LVDS, TMDS) signaling across 172 user I/O pins.
The XC7A15T-3FTG256E includes a hardened PCI Express® Gen2 endpoint block, dual 12-bit 1 MSPS ADCs, and supports configuration via Quad-SPI, Master BPI, or JTAG. Its -3 speed grade guarantees timing closure at maximum operating frequencies for critical paths.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Logic Cells | 15,840 - total programmable lookup tables + flip-flops for combinatorial and sequential logic implementation |
| Block RAM | 1.2 Mb - distributed across 60 x 18 Kb BRAM primitives usable as memory or FIFO buffers |
| DSP Slices | 120 - each supports 25 × 18 signed multiplication and accumulation in one cycle |
| User I/O Pins | 172 - configurable as single-ended or differential with programmable drive strength and slew rate |
| Speed Grade | -3 - highest performance bin enabling operation up to 622 MHz system clock and 1.2 Gb/s I/O data rates |
| Operating Temperature | -40°C to +100°C - qualified for extended industrial environments without derating |
| ADC Channels | 2 × 12-bit - integrated analog-to-digital converters with 1 MSPS sampling rate per channel |
Pinout & Package
XC7A15T-3FTG256E is housed in a 256-ball Fine-Pitch Thin BGA (FTBGA) package with 1.0 mm ball pitch and 17 mm × 17 mm body size. The package supports lead-free (Pb-free) and RoHS-compliant assembly.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCCINT | Core power supply | 1.0 V ±3% supply for FPGA logic fabric and CLBs; requires low-noise regulation |
| VCCAUX | Auxiliary power supply | 1.8 V supply for configuration circuitry, transceivers, and certain I/O banks |
| VCCO_0 | I/O bank power | Programmable 1.2–1.8 V supply for Bank 0 I/Os; sets voltage standard for connected peripherals |
| M0–M2 | Configuration mode pins | Three-pin encoding selects boot source: Quad-SPI, BPI, or JTAG during power-up |
| CCLK | Configuration clock | Input clock for master serial configuration; frequency ≤ 50 MHz for reliable bitstream loading |
| INIT_B | Configuration status | Open-drain output indicating configuration memory readiness or error condition |
Key Features
| Feature | Design Value |
|---|---|
| Hardened PCIe Gen2 Endpoint | Integrated PHY and link layer supporting x1 lane, eliminating external controller and reducing latency |
| SelectIO™ Technology | Per-bank I/O voltage control enables mixed-voltage interfacing (e.g., 1.2 V FPGA ↔ 3.3 V sensor) |
| Dual 12-bit ADC | On-chip analog monitoring of board voltages or external sensors without external ADC component |
| UltraScale™-derived architecture | 6-input LUTs with distributed RAM and shift register capability improve logic efficiency and reduce routing congestion |
| Industrial temperature grade | Qualified for continuous operation from -40°C to +100°C ambient, suitable for uncooled enclosures |
Applications
| Industrial PLC I/O Module | Embedded Vision Preprocessing |
|---|---|
Use Scenario: Real-time digital input/output conditioning and protocol translation in modular automation controllers. IC Role / Device Role / Timing Role: FPGA fabric executes custom logic for fieldbus interface (e.g., Modbus RTU over RS-485) and deterministic I/O scanning. Use Value: 172 user I/O pins and -3 speed grade enable simultaneous handling of 64 digital inputs/outputs with sub-microsecond response latency. | Use Scenario: Pixel-level filtering, histogram equalization, and edge detection prior to CPU/GPU processing in smart cameras. IC Role / Device Role / Timing Role: Configurable logic implements pipeline-parallel image processing kernels using BRAM and DSP slices. Use Value: 120 DSP slices and 1.2 Mb block RAM allow real-time 720p@30fps processing with <500 µs end-to-end latency. |
| Motor Control Encoder Interface | Test Equipment Digital Pattern Generator |
Use Scenario: High-resolution position feedback acquisition from quadrature encoders in servo drives. IC Role / Device Role / Timing Role: Dedicated counter logic tracks A/B/Z encoder signals with 10 ns resolution using I/O delay calibration. Use Value: SelectIO™ support for LVDS and programmable I/O delays ensure robust capture of 10 MHz quadrature streams with jitter < 150 ps. | Use Scenario: Generation of synchronized multi-channel digital stimulus waveforms for IC functional validation. IC Role / Device Role / Timing Role: FPGA generates precise, repeatable patterns with sub-cycle timing control across 64+ pins. Use Value: -3 speed grade and 172 I/Os support 125 MHz pattern rates with 1 ns inter-channel skew control. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar FPGA-based logic acceleration applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| XC7A35T-3FTG256E | Higher logic density (33,280 LC), same package and speed grade; 2× more BRAM and DSP slices | Better suited for complex control algorithms or multi-channel signal processing requiring >20k LC | Select when design scalability or future feature expansion is required without PCB change |
| XC7A15T-2FTG256I | Same logic resources but -2 speed grade and industrial-grade (-40°C to +100°C) qualification | Lower maximum clock frequency (525 MHz vs. 622 MHz); identical thermal envelope | Choose for cost-sensitive designs where timing margin allows relaxed speed grade |
Compared with XC7A15T-3FTG256E, the XC7A35T-3FTG256E offers headroom for logic growth while maintaining pin compatibility, whereas the XC7A15T-2FTG256I trades 15% peak frequency for lower unit cost-both require no layout revision but differ in timing closure feasibility and long-term scalability.
Availability
XC7A15T-3FTG256E is available at Aetrix Electronics and suitable for industrial automation, embedded vision systems, and motor control applications requiring stable component supply across multi-year production cycles.
Supply support for XC7A15T-3FTG256E 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, MPSoCs, and ACAPs for high-performance, low-power applications.
The Spartan-7 family, including XC7A15T-3FTG256E, was designed for cost-optimized, high-reliability industrial and automotive-qualified embedded control with integrated analog monitoring and hardened interfaces.
FAQ
What is the maximum supported I/O standard voltage for XC7A15T-3FTG256E?
The XC7A15T-3FTG256E supports I/O standards up to 1.8 V across its 172 user-configurable pins. Each I/O bank has independent VCCO supply, allowing mixed-voltage operation-for example, Bank 0 at 1.2 V for DDR3 interface and Bank 1 at 1.8 V for camera sensor interface. This capability is confirmed in the Spartan-7 DC and Switching Characteristics datasheet (DS182, v1.12).
Does XC7A15T-3FTG256E include a built-in ADC?
Yes, XC7A15T-3FTG256E integrates two independent 12-bit analog-to-digital converters, each capable of 1 MSPS sampling. These ADCs connect to dedicated analog input pins (VP0/VN0 and VP1/VN1) and support internal reference or external reference modes. Their use is documented in the Spartan-7 Product Specification (UG474, v1.11) and enables direct monitoring of board supply rails or external sensor signals without external components.
What configuration methods does XC7A15T-3FTG256E support?
XC7A15T-3FTG256E supports three primary configuration modes: Quad-SPI (using dedicated QSPI flash), Master BPI (for parallel NOR flash), and JTAG (for programming and debugging). Mode selection is controlled by M0–M2 pins at power-up. Configuration bitstream can be loaded into SRAM or stored in external flash with fallback recovery-details are specified in the Spartan-7 Configuration User Guide (UG470, v1.10).
Is XC7A15T-3FTG256E qualified for industrial temperature operation?
Yes, XC7A15T-3FTG256E is rated for operation from -40°C to +100°C ambient temperature and is fully qualified per industrial reliability standards. This rating applies to the "E" suffix variant and is verified through extended burn-in and temperature cycling tests. The device maintains full functionality-including I/O drive strength, timing closure, and ADC accuracy-across this range without derating.
What PCIe capability does XC7A15T-3FTG256E provide?
XC7A15T-3FTG256E includes a hardened PCIe Gen2 x1 endpoint block compliant with the PCI Express Base Specification v2.1. It supports link training, power management states (L0/L1/L2), and transaction layer packet (TLP) generation/parsing. This eliminates need for external PCIe bridge chips and reduces latency in host-FPGA communication for applications like data acquisition cards or smart NICs.
XC7A15T-3FTG256E Specifications
- Product attributes
- Attribute value
- Manufacturer:
- AMD
- Series:
- Artix-7
- Package/Case:
- 256-LBGA
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Number of LABs/CLBs:
- 1300
- Number of Logic Elements/Cells:
- 16640
- Total RAM Bits:
- 921600
- Number of I/O:
- 170
- Number of Gates:
- -
- Voltage - Supply:
- 0.95V ~ 1.05V
- Mounting Type:
- Surface Mount
- Operating Temperature:
- 0°C ~ 100°C (TJ)
- Grade:
- -
- Qualification:
- -
- Supplier Device Package:
- 256-FTBGA (17x17)
XC7A15T-3FTG256E FAQ
1.How can I place an order for XC7A15T-3FTG256E through Aetrix?
Please submit a Request for Quotation (RFQ) for XC7A15T-3FTG256E 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 XC7A15T-3FTG256E reliable?
The price and inventory of XC7A15T-3FTG256E are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for XC7A15T-3FTG256E is usually 5 days.
3.What payment methods are accepted for XC7A15T-3FTG256E?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for XC7A15T-3FTG256E transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for XC7A15T-3FTG256E?
XC7A15T-3FTG256E orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your XC7A15T-3FTG256E order is processed, you will receive an email with the shipment details and tracking number.
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 XC7A15T-3FTG256E?
For technical support, including XC7A15T-3FTG256E datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your XC7A15T-3FTG256E requirements.
6.How does Aetrix verify that XC7A15T-3FTG256E is sourced from the original manufacturer or authorized distributors?
All XC7A15T-3FTG256E 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 XC7A15T-3FTG256E meets industry standards.
7.What is the process for return or replacement of XC7A15T-3FTG256E?
All XC7A15T-3FTG256E units undergo pre-shipment inspection (PSI). If there is an issue with XC7A15T-3FTG256E, 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 XC7A15T-3FTG256E part is unused and in its original packaging.
Return procedure for XC7A15T-3FTG256E:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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