Product Overview: XA7A75T-2FGG484I Automotive FPGA
The XA7A75T-2FGG484I is an advanced automotive-grade Field Programmable Gate Array (FPGA) from AMD’s (formerly Xilinx) XA Artix-7 family. Designed specifically for harsh automotive and industrial environments, this FPGA delivers exceptional performance with 75,520 logic cells, 285 I/O pins, and operates reliably across extended temperature ranges from -40°C to 100°C (TJ). Built on cutting-edge 28nm HKMG (High-K Metal Gate) process technology, the XA7A75T-2FGG484I provides the perfect balance of power efficiency, processing capability, and cost-effectiveness for demanding automotive applications.
Whether you’re developing advanced driver assistance systems (ADAS), industrial automation controllers, or real-time signal processing solutions, the XA7A75T-2FGG484I automotive FPGA offers the reliability and performance your project demands.
Key Technical Specifications
| Parameter |
Specification |
Details |
| Part Number |
XA7A75T-2FGG484I |
Automotive-grade variant |
| Product Family |
XA Artix-7 FPGAs |
Optimized for automotive use |
| Logic Cells |
75,520 cells |
High logic density |
| DSP Slices |
240 slices |
Enhanced signal processing |
| Block RAM |
3,870,720 bits (3.78 Mb) |
Ample on-chip memory |
| I/O Pins |
285 user I/Os |
Flexible connectivity |
| Package Type |
484-FBGA (23×23mm) |
Fine-pitch ball grid array |
| Operating Voltage |
0.95V – 1.05V |
Low-power core voltage |
| Temperature Range |
-40°C to 100°C (TJ) |
Automotive-grade rating |
| Process Technology |
28nm HKMG HPL |
High-performance, low-power |
Advanced Features and Capabilities
High-Performance Processing Architecture
The XA7A75T-2FGG484I automotive FPGA incorporates AMD’s proven 6-input LUT (Look-Up Table) architecture, delivering superior logic performance while minimizing power consumption. With 11,800 CLBs (Configurable Logic Blocks) and 5,900 LABs, this FPGA provides extensive resources for complex digital logic implementation.
DSP and Signal Processing Excellence
Equipped with 240 DSP48E1 slices featuring 25×18 multipliers and 48-bit accumulators, the XA7A75T-2FGG484I excels at:
- Real-time digital signal processing
- High-speed filtering operations
- Mathematical computations
- Symmetric coefficient filtering optimization
- Video and image processing tasks
Memory Resources
| Memory Type |
Capacity |
Configuration |
| Block RAM |
3.78 Mb total |
36 Kb dual-port blocks |
| Distributed RAM |
Configurable from LUTs |
Flexible allocation |
| FIFO Support |
Built-in FIFO logic |
On-chip data buffering |
Clock Management Tiles (CMT)
The XA7A75T-2FGG484I features advanced clock management capabilities:
- Mixed-Mode Clock Manager (MMCM) for flexible frequency synthesis
- Phase-Locked Loops (PLL) for low-jitter clock generation
- Maximum operating frequency: 628 MHz
- Precise phase alignment and frequency multiplication
Analog Mixed Signal (AMS) Technology
Integrated XADC (Xilinx Analog-to-Digital Converter) includes:
- Dual 12-bit, 1 MSPS ADCs
- 17-channel analog inputs
- On-chip thermal sensors
- Supply voltage monitoring
- Seamless integration with digital logic
Automotive-Grade Reliability
Quality and Compliance
The XA7A75T-2FGG484I meets stringent automotive industry standards, making it ideal for safety-critical applications. This Xilinx FPGA delivers:
- Extended temperature operation: -40°C to 100°C junction temperature
- Enhanced reliability testing: Automotive-grade qualification
- Low power consumption: 50% less power than previous generations
- Industrial-grade durability: Proven reliability in harsh environments
Performance Specifications
| Performance Metric |
Specification |
Advantage |
| I/O Bandwidth |
52 Gb/s total |
High-speed data transfer |
| DSP Performance |
264 GMAC/s |
Powerful signal processing |
| DDR3 Support |
Up to 1,866 Mb/s |
Fast memory interfaces |
| Maximum Speed Grade |
-2 (standard speed) |
Balanced performance |
| Logic Cell Capacity |
75,520 cells |
Mid-density solution |
Connectivity and I/O Capabilities
SelectIO Technology
The XA7A75T-2FGG484I supports AMD’s advanced SelectIO technology, providing:
- 285 user-configurable I/O pins
- Multiple I/O standards support (LVCMOS, LVDS, SSTL, HSTL)
- DDR3 memory controller interfaces up to 1,866 Mb/s
- Flexible voltage levels (1.2V, 1.5V, 1.8V, 2.5V, 3.3V)
- Programmable drive strength and slew rates
High-Speed Serial Connectivity
For applications requiring gigabit-speed communication, the Artix-7 family (standard commercial variant) offers multi-gigabit transceivers. The XA7A75T automotive version focuses on robust parallel I/O for automotive applications.
Application Areas
Automotive Applications
- Advanced Driver Assistance Systems (ADAS)
- In-vehicle networking and gateways
- Engine control units (ECU)
- Infotainment systems
- Camera and sensor fusion
- LiDAR signal processing
Industrial Automation
- Motion control systems
- Machine vision processing
- Industrial communication protocols
- Real-time control systems
- Data acquisition systems
- Programmable logic controllers (PLC)
Edge Computing and IoT
- Edge AI inference acceleration
- Sensor data aggregation
- Real-time analytics
- Protocol conversion
- Industrial IoT gateways
Package Information
| Package Details |
Specification |
| Package Type |
484-FBGA (Fine-pitch BGA) |
| Package Dimensions |
23mm × 23mm |
| Ball Pitch |
1.0mm |
| Package Height |
2.6mm typical |
| Mounting |
Surface mount technology |
| RoHS Compliant |
Yes |
| Lead Finish |
Tin/Silver/Copper (Sn96.5Ag3.0Cu0.5) |
Design Tools and Development Support
Vivado Design Suite
The XA7A75T-2FGG484I is fully supported by AMD’s Vivado Design Suite, offering:
- Intuitive design entry and IP integration
- Advanced synthesis and implementation
- Comprehensive timing analysis
- Power optimization tools
- Hardware debugging capabilities
- Simulation and verification tools
Development Resources
- Reference designs and IP cores
- Technical documentation and datasheets
- Application notes and design guides
- Online community and forum support
- Evaluation boards and starter kits
Power Consumption Profile
The XA7A75T-2FGG484I leverages 28nm HKMG process technology for optimal power efficiency:
| Power Parameter |
Value |
| Core Voltage |
1.0V (0.95V-1.05V range) |
| Low-Power Option |
0.9V core voltage available |
| I/O Voltage |
1.2V to 3.3V (bank-dependent) |
| Power Advantage |
50% reduction vs. previous gen |
Ordering Information and Availability
Part Number Breakdown: XA7A75T-2FGG484I
- XA: Automotive-grade designation
- 7A75T: Artix-7 family, 75K logic cell variant
- -2: Speed grade (standard performance)
- FGG484: 484-pin fine-pitch BGA package
- I: Industrial/Automotive temperature grade (-40°C to 100°C)
Package Variants
The Artix-7 75T family is available in multiple packages to suit different design requirements. The FGG484 package offers an excellent balance of I/O count and PCB footprint for medium-density applications.
Comparison with Alternative Devices
| Feature |
XA7A75T-2FGG484I |
Standard XC7A75T |
| Temperature Range |
-40°C to 100°C |
0°C to 85°C |
| Quality Grade |
Automotive |
Commercial |
| Typical Applications |
Automotive, harsh industrial |
General embedded systems |
| Qualification |
Enhanced testing |
Standard testing |
| Price Point |
Premium |
Standard |
Best Practices for XA7A75T-2FGG484I Implementation
PCB Design Considerations
- Follow AMD’s PCB layout guidelines for optimal signal integrity
- Implement proper power supply decoupling
- Use controlled impedance traces for high-speed signals
- Consider thermal management in enclosed systems
- Plan for adequate ground planes
Configuration and Programming
- Support for JTAG boundary scan
- Multiple configuration modes (Master SPI, Slave Serial, JTAG)
- Bitstream encryption for IP protection
- Partial reconfiguration capability
- Configuration memory options
Technical Support and Documentation
Comprehensive technical documentation is available for the XA7A75T-2FGG484I, including:
- Complete datasheet with electrical specifications
- Packaging and pinout documentation
- PCB design guidelines
- Thermal management application notes
- Migration guides from previous generations
- Software user guides
Competitive Advantages
Why Choose XA7A75T-2FGG484I?
- Automotive-grade reliability: Meets stringent automotive standards
- Superior power efficiency: 28nm HKMG process technology
- Rich feature set: DSP slices, block RAM, XADC integration
- Proven architecture: Based on mature Artix-7 platform
- Comprehensive tool support: Industry-leading Vivado Design Suite
- Cost-effective solution: Optimal price-performance ratio
- Flexible I/O: 285 user-configurable pins
- Scalable family: Easy migration within Artix-7 lineup
Frequently Asked Questions
Q: What is the difference between XA7A75T and XC7A75T? A: The XA prefix indicates automotive-grade qualification with extended temperature range (-40°C to 100°C) and enhanced reliability testing. XC variants are commercial-grade.
Q: Is the XA7A75T-2FGG484I compatible with existing Artix-7 designs? A: Yes, automotive XA parts are pin-compatible with commercial XC parts in the same package, enabling easy design reuse.
Q: What development boards support this FPGA? A: While specific XA-grade boards are limited, commercial Artix-7 evaluation boards using the same package can be used for initial development.
Q: What is the speed grade -2? A: Speed grade -2 represents standard performance. Higher speed grades (-3) offer faster timing but may not be available in all automotive variants.
Q: Can I use this FPGA for functional safety applications? A: The XA7A75T meets automotive temperature and reliability requirements, but functional safety certification depends on your complete system design and certification approach.
Conclusion
The XA7A75T-2FGG484I automotive-grade FPGA represents an excellent choice for engineers developing reliable, high-performance systems for automotive and harsh industrial environments. With its combination of 75,520 logic cells, 240 DSP slices, robust I/O capabilities, and automotive-grade qualification, this FPGA delivers the processing power and reliability required for next-generation automotive electronics and industrial automation.
Whether you’re implementing advanced driver assistance systems, industrial control applications, or edge computing solutions, the XA7A75T-2FGG484I provides the performance, flexibility, and reliability your project demands. Its support by AMD’s comprehensive Vivado Design Suite ensures a smooth development experience from concept to production.
For more information about Xilinx FPGA products and solutions, explore the complete Artix-7 family to find the perfect device for your application requirements.
