Overview of XA7A75T-1CSG324I Automotive FPGA
The XA7A75T-1CSG324I is an automotive-grade Field Programmable Gate Array (FPGA) from AMD’s Artix-7 XA family, specifically designed for mission-critical industrial and automotive applications. This high-reliability FPGA combines 75,520 logic cells with advanced 28nm HKMG (High-K Metal Gate) process technology, delivering exceptional performance in harsh operating environments from -40°C to +125°C.
Built on AMD’s proven Xilinx FPGA architecture, the XA7A75T-1CSG324I offers engineers a reliable programmable logic solution for automotive electronics, industrial automation, and aerospace systems where safety and reliability are paramount.
Key Technical Specifications
Core Architecture Features
| Specification |
Details |
| Part Number |
XA7A75T-1CSG324I |
| FPGA Family |
Artix-7 XA (Automotive Grade) |
| Logic Cells |
75,520 cells |
| Configurable Logic Blocks (CLBs) |
11,800 |
| Total RAM Bits |
3,780 Kbit (472.5 KB) |
| Block RAM |
36 Kb dual-port blocks with FIFO |
| DSP Slices |
180 DSP48E1 slices |
| Speed Grade |
-1 (Standard Performance) |
Package and I/O Configuration
| Parameter |
Specification |
| Package Type |
CSBGA (Chip Scale Ball Grid Array) |
| Pin Count |
324-pin LFBGA |
| I/O Pins |
210 user I/Os |
| Package Dimensions |
Compact form factor |
| Mounting Type |
Surface Mount |
| Terminal Finish |
Tin/Silver/Copper (Sn/Ag/Cu) |
| Ball Pitch |
0.8mm |
Electrical and Environmental Specifications
| Characteristic |
Value |
| Operating Voltage |
1.0V core voltage |
| Temperature Grade |
Industrial (-40°C to +100°C) / Automotive (-40°C to +125°C) |
| Process Technology |
28nm HKMG (High-K Metal Gate) |
| Maximum Frequency |
Up to 1098 MHz (speed grade dependent) |
| Power Consumption |
50% lower than previous generations |
| Moisture Sensitivity Level |
MSL-3 |
| Peak Reflow Temperature |
260°C (30 seconds max) |
Advanced Performance Features
High-Performance Logic Architecture
The XA7A75T-1CSG324I incorporates AMD’s advanced 6-input Look-Up Table (LUT) technology, offering:
- Real 6-input LUT architecture configurable as distributed memory
- 11,800 CLBs providing massive parallel processing capability
- Flexible logic resources for complex digital designs
- Optimized for DSP applications with 180 dedicated DSP48E1 slices
Memory and Data Buffering
- 3,780 Kbit total RAM for on-chip data storage
- 36 Kb dual-port block RAM with integrated FIFO logic
- Efficient data buffering for high-speed data processing
- Configurable memory modes supporting various data widths
High-Speed I/O Capabilities
The SelectIO technology in this FPGA delivers:
- 210 high-performance I/O pins with programmable standards
- DDR3 interface support up to 1,866 Mb/s data rates
- Multi-voltage I/O banks for system flexibility
- Low-power I/O options for energy-efficient designs
Integrated Analog Interface (XADC)
- Dual 12-bit ADCs at 1 MSPS sampling rate
- On-chip temperature sensors for thermal monitoring
- Supply voltage sensors for power integrity
- User-configurable analog inputs for system monitoring
Application Areas for XA7A75T-1CSG324I
Automotive Electronics
- Advanced Driver Assistance Systems (ADAS)
- Engine control units (ECU)
- In-vehicle infotainment systems
- Automotive camera processing
- Sensor fusion applications
- Vehicle networking gateways
Industrial Automation
- Programmable Logic Controllers (PLC)
- Motor control systems
- Industrial vision systems
- Factory automation equipment
- Process control applications
- Robotic control systems
Aerospace and Defense
- Avionics systems
- Radar signal processing
- Secure communications
- Guidance and navigation
- Mission-critical computing
- Harsh environment applications
Communications and Networking
- Protocol conversion
- Network packet processing
- Data encryption/decryption
- Telecommunications equipment
- Wireless base stations
- Edge computing nodes
Design and Development Support
Software Tools
- Vivado Design Suite: AMD’s comprehensive FPGA design environment
- ISE Design Tools: Legacy support for existing projects
- High-Level Synthesis (HLS): C/C++ to HDL conversion
- IP Integrator: Graphical block design environment
- Simulation tools: ModelSim, Questa support
Development Boards
Compatible development platforms include:
- Digilent Arty A7-75T
- Basys 3 board variants
- Custom automotive evaluation boards
- Industrial prototyping platforms
Reliability and Quality Standards
Automotive Qualification
- AEC-Q100 qualified for automotive applications
- Extended temperature range operation
- Enhanced screening and testing procedures
- Long-term supply commitment
- Traceability and quality documentation
Quality Metrics
- RoHS compliant manufacturing
- JESD-609 code: e1 classification
- ISO/TS 16949 certified production
- Enhanced failure analysis support
- Long-term availability guarantee
Competitive Advantages
Performance Benefits
- 50% Power Reduction: Compared to previous FPGA generations
- High Integration: Combines logic, memory, DSP, and analog in single chip
- Flexible I/O: Support for multiple interface standards
- Scalable Architecture: Easy migration within Artix-7 family
- Cost-Effective: Optimal price-performance ratio
Design Flexibility
- Reconfigurable hardware architecture
- In-system programmability
- Partial reconfiguration support
- Multiple configuration modes
- Secure bitstream encryption
Package Marking and Identification
The XA7A75T-1CSG324I marking includes:
- XA: Automotive grade designation
- 7A75T: Artix-7 family, 75K logic cells, transceiver-equipped
- -1: Speed grade indicator
- CSG324: CSBGA package, 324 pins
- I: Industrial temperature range
Supply Chain and Availability
Authorized Distributors
- Digi-Key Electronics
- Mouser Electronics
- Arrow Electronics
- Avnet
- Regional authorized distributors
Lead Time Considerations
Current market conditions may affect availability. Contact authorized distributors for:
- Real-time stock information
- Volume pricing quotes
- Custom packaging options
- Technical support services
- RoHS compliance documentation
Technical Documentation
Available Resources
- Product datasheet (PDF)
- Artix-7 FPGAs Data Sheet (DS181)
- Automotive XA Artix-7 Overview (DS197)
- Package specifications
- Application notes
- Reference designs
- Thermal management guides
Design Files
- IBIS models for signal integrity
- STEP 3D models for mechanical design
- Schematic symbols and footprints
- Pin assignment spreadsheets
- Constraint files (XDC format)
Power Supply Requirements
Voltage Rails
| Rail |
Voltage |
Function |
| VCCINT |
1.0V |
Core logic power |
| VCCAUX |
1.8V |
Auxiliary circuits |
| VCCO |
1.2V – 3.3V |
I/O bank power (configurable) |
| VCCADC |
1.8V |
Analog-to-digital converter |
Power Sequencing
Proper power-up sequencing is critical for reliable operation:
- VCCINT and VCCAUX simultaneously or VCCINT first
- VCCO after VCCINT stabilizes
- Configuration and user I/O activation
Thermal Management
Thermal Characteristics
- Junction Temperature: Up to 125°C (automotive grade)
- Thermal Resistance: Package-dependent
- Recommended Cooling: Heat sink or forced air
- Power Dissipation: Application-dependent
Thermal Design Considerations
- Use AMD’s thermal calculator tools
- Consider ambient temperature and airflow
- Plan for worst-case power scenarios
- Monitor on-chip temperature sensors
Migration and Compatibility
Pin-Compatible Devices
- XA7A100T-1CSG324I (upgrade path)
- XA7A50T-1CSG324I (cost-optimized option)
- Standard XC7A75T variants (non-automotive)
Family Compatibility
The Artix-7 architecture ensures:
- Design portability across family members
- Consistent tool flow and IP cores
- Scalable performance options
- Investment protection
Frequently Asked Questions
What is the difference between XA and XC Artix-7 devices?
XA-series devices are automotive-grade versions with extended temperature ranges (-40°C to +125°C), enhanced reliability screening, and AEC-Q100 qualification. XC-series are commercial/industrial grade.
Can I use commercial Artix-7 IP cores with XA devices?
Yes, AMD IP cores are compatible across the Artix-7 family. However, automotive applications may require additional validation and testing.
What is the typical power consumption?
Power consumption varies with design complexity, clock frequency, and I/O activity. Use AMD’s Power Estimator tool for accurate calculations.
Is the device available for new designs?
Yes, the XA7A75T-1CSG324I is in active production with long-term availability commitment from AMD.
Conclusion
The XA7A75T-1CSG324I represents AMD’s commitment to providing high-reliability FPGA solutions for automotive and industrial markets. With its robust 28nm architecture, comprehensive feature set, and automotive-grade qualification, this FPGA delivers the performance, flexibility, and reliability required for next-generation embedded systems.
Whether you’re developing advanced automotive electronics, industrial control systems, or aerospace applications, the XA7A75T-1CSG324I provides the programmable logic foundation for innovation in demanding environments. Its combination of logic resources, integrated peripherals, and proven reliability makes it an ideal choice for mission-critical applications.
For detailed technical specifications, design files, and application support, consult AMD’s official documentation or contact authorized distributors to discuss your specific project requirements.
