Overview of XC7A35T-2CPG236I FPGA
The XC7A35T-2CPG236I is a high-performance field-programmable gate array from AMD (formerly Xilinx) that belongs to the renowned Artix-7 FPGA family. This versatile programmable logic device delivers exceptional processing capabilities with 33,280 logic cells, making it an ideal solution for engineers and designers working on embedded systems, industrial automation, communications infrastructure, and automotive applications.
Built on advanced 28nm technology, this industrial-grade FPGA combines robust performance with energy efficiency, operating reliably across a wide temperature range of -40°C to 100°C. The XC7A35T-2CPG236I comes in a compact 238-pin CSPBGA package, making it suitable for space-constrained applications where high performance is essential.
Key Specifications of XC7A35T-2CPG236I
Understanding the technical specifications of the XC7A35T-2CPG236I helps engineers and designers select the right FPGA solution for their embedded systems projects.
Core Architecture Features
| Specification |
Value |
| Logic Cells |
33,280 |
| Logic Blocks |
5,200 |
| Block RAM |
1,800 Kbits (1.76 MB) |
| DSP Slices |
90 |
| CLB Slices |
5,200 |
| Maximum Distributed RAM |
400 Kb |
Package and Physical Specifications
| Parameter |
Specification |
| Package Type |
238-LFBGA, CSPBGA |
| Pin Count |
236 pins |
| I/O Pins |
106 user I/O |
| Mounting Type |
Surface Mount |
| Package Dimensions |
10mm x 10mm |
Advanced Artix-7 FPGA Architecture
The XC7A35T-2CPG236I belongs to AMD’s (formerly Xilinx) Artix-7 family, featuring 33,280 logic cells designed for cost-sensitive applications requiring high performance. This industrial-grade Xilinx FPGA delivers exceptional flexibility for embedded system design, communication protocols, and signal processing applications.
Key Features and Specifications
Core FPGA Architecture
The XC7A35T-2CPG236I represents a mid-range solution in the Artix-7 family, offering an optimal balance between performance, power consumption, and cost-effectiveness.
| Specification |
Value |
| Logic Cells |
33,280 |
| Logic Blocks |
5,200 |
| Block RAM |
1,800 Kbit (1.76 MB) |
| DSP Slices |
90 |
| Maximum I/O Pins |
106 |
| Package Type |
238-LFBGA, CSPBGA (CPG236) |
| Total RAM Bits |
1,843,200 |
Product Overview: XC7A35T-2CPG236I FPGA
The XC7A35T-2CPG236I is a high-performance Field Programmable Gate Array from AMD’s (formerly Xilinx) acclaimed Artix-7 family. This industrial-grade FPGA delivers exceptional programmable logic capabilities with 33,280 logic cells, making it an ideal solution for embedded systems, industrial automation, communication infrastructure, and signal processing applications.
Built on advanced 28nm technology, this device combines energy efficiency with robust performance, making it suitable for demanding applications across multiple industries.
Key Features of XC7A35T-2CPG236I FPGA
Advanced Logic Architecture
The XC7A35T-2CPG236I features a sophisticated architecture with 33,280 logic cells organized in 5,200 logic blocks. This substantial logic capacity enables engineers to implement complex digital designs and algorithms efficiently. The device includes 1,800 Kbit (approximately 225 KB) of block RAM, providing ample memory resources for buffering and data storage within your FPGA design.
High-Performance DSP Capabilities
With 90 integrated DSP48E1 slices, this Xilinx FPGA delivers exceptional signal processing performance for demanding computational tasks. Each DSP slice supports various operations including multiplication, addition, and accumulation, making it ideal for applications requiring intensive mathematical calculations.
Technical Specifications Overview
The XC7A35T-2CPG236I represents a mid-range solution within the Artix-7 FPGA family, balancing performance, power efficiency, and cost-effectiveness for industrial and embedded applications.
Core Architecture Specifications
| Parameter |
Specification |
| Logic Cells |
33,280 |
| Logic Blocks |
5,200 |
| CLB Flip-Flops |
41,600 |
| Maximum Distributed RAM |
400 Kb |
| Block RAM |
1,800 Kbits (1.76 MB) |
| DSP Slices |
90 |
| CMTs (Clock Management Tiles) |
5 |
| Maximum I/O Pins |
106 |
Package and Environmental Specifications
| Parameter |
Specification |
| Package Type |
238-LFBGA, CSPBGA (CPG236) |
| Pin Count |
236 pins |
| Operating Temperature |
-40°C to +100°C (Industrial) |
| Supply Voltage |
0.95V ~ 1.05V (Core) |
| Technology Node |
28nm |
| Package Dimensions |
10mm x 10mm |
| RoHS Compliance |
RoHS3 Compliant |
What is the XC7A35T-2CPG236I?
The XC7A35T-2CPG236I is an industrial-grade field-programmable gate array from AMD (formerly Xilinx), belonging to the renowned Artix-7 FPGA family. This versatile programmable logic device combines performance, power efficiency, and cost-effectiveness, making it an ideal solution for engineers and system designers working on embedded systems, communications infrastructure, and industrial control applications.
Built on advanced 28nm process technology, this Xilinx FPGA delivers exceptional performance with low power consumption, making it suitable for power-sensitive applications across multiple industries.
Key Features and Specifications
Core Technical Specifications
The XC7A35T-2CPG236I belongs to AMD’s (formerly Xilinx) renowned Artix-7 FPGA family, offering a balanced combination of performance, power efficiency, and cost-effectiveness for mid-range applications.
| Specification |
Details |
| Part Number |
XC7A35T-2CPG236I |
| Manufacturer |
AMD (formerly Xilinx) |
| Series |
Artix-7 |
| Logic Cells |
33,280 Logic Elements |
| Logic Blocks |
5,200 |
| Block RAM |
1,800 Kbit (1.76 Mbit) |
| DSP Slices |
90 |
| Package Type |
238-LFBGA, CSPBGA |
| Pin Count |
236 Pins |
| I/O Count |
106 User I/Os |
| Speed Grade |
-2 (Industrial) |
| Operating Temperature |
-40°C to 100°C (TJ) |
| Supply Voltage |
0.95V ~ 1.05V |
| Technology |
28nm Process |
Understanding the XC7A35T-2CPG236I Industrial Grade FPGA
The XC7A35T-2CPG236I represents a powerful member of AMD’s (formerly Xilinx) Artix-7 FPGA family, specifically designed for industrial applications requiring robust performance across extreme temperature ranges. This comprehensive guide explores everything you need to know about this versatile programmable logic device.
What is the XC7A35T-2CPG236I?
The XC7A35T-2CPG236I is an Artix-7 FPGA featuring 33,280 logic cells, 1,760 Kbits of block RAM, and 90 DSP slices. Built on advanced 28nm technology, this field-programmable gate array delivers exceptional performance while maintaining low power consumption. The “I” designation indicates its industrial-grade temperature rating, making it suitable for demanding environments.
Key Technical Specifications
| Specification |
Value |
| Logic Cells |
33,280 |
| Logic Blocks |
5,200 |
| Block RAM |
1,800 Kbits (1.76 MB) |
| DSP Slices |
90 |
| I/O Pins |
106 |
| Package Type |
238-LFBGA, CSPBGA (CPG236) |
| Operating Temperature |
-40°C to 100°C (Industrial) |
| Core Voltage |
0.95V ~ 1.05V |
| Speed Grade |
-2 (Medium performance) |
| Process Technology |
28nm |
Artix-7 FPGA Architecture and Performance Features
Advanced Processing Capabilities
The XC7A35T-2CPG236I incorporates several advanced features that make it stand out in the Xilinx FPGA family. The device architecture combines high-performance logic with efficient resource utilization, enabling complex digital designs without excessive power consumption.
Clock Management System
The FPGA includes powerful clock management tiles (CMT), combining phase-locked loop (PLL) and mixed-mode clock manager (MMCM) blocks for high precision and low jitter. This sophisticated clocking infrastructure supports multiple independent clock domains and enables precise timing control for demanding applications.
Memory Architecture
| Memory Type |
Capacity |
Configuration |
| Block RAM |
1,800 Kbits |
Configurable as 36Kb or 18Kb blocks |
| Distributed RAM |
Derived from CLB resources |
Flexible allocation |
| Total Memory |
~225 KB |
Available for application use |
Digital Signal Processing Capabilities
The 90 dedicated DSP48E1 slices provide hardware acceleration for computationally intensive operations including:
- High-speed multiplication and accumulation
- Digital filtering operations
- Fast Fourier Transform (FFT) processing
- Complex arithmetic operations
- Video and audio signal processing
Applications and Use Cases for XC7A35T-2CPG236I
Industrial Control Systems
This FPGA features a high-performance and low-power design suitable for a wide range of applications in communication, industrial control, automotive, and more. The industrial temperature rating makes it particularly valuable for factory automation, process control, and motor drive applications.
Communication and Networking
The XC7A35T-2CPG236I excels in communication applications requiring:
- Protocol conversion and bridging
- Network packet processing
- Data aggregation and routing
- Serial communication interfaces
- Ethernet connectivity solutions
Embedded Systems Development
| Application Domain |
Key Features Utilized |
| Medical Equipment |
Low power consumption, signal processing |
| Automotive Electronics |
Industrial temperature range, reliability |
| Test & Measurement |
High-speed I/O, DSP capabilities |
| IoT Gateway Devices |
Low power, flexible connectivity |
Package and Physical Characteristics
CPG236 Package Details
The CPG236 package is a compact 238-ball CSPBGA (Chip Scale Package Ball Grid Array) measuring approximately 10mm × 10mm. This small form factor enables:
- High-density PCB designs
- Reduced board space requirements
- Improved signal integrity through shorter interconnects
- Cost-effective manufacturing for volume production
Thermal Performance
| Thermal Parameter |
Specification |
| Junction Temperature Range |
-40°C to 100°C |
| Maximum Junction Temperature |
125°C |
| Thermal Resistance (θJA) |
Package dependent |
| Power Dissipation |
Design and utilization dependent |
Speed Grade Analysis: Understanding the “-2” Designation
The “-2” speed grade represents the medium performance tier within the Artix-7 family. This designation indicates:
- Maximum operating frequencies suitable for most applications
- Balanced performance-to-power ratio
- Cost-effective solution for designs not requiring maximum speed
- Typical maximum frequencies around 350-450 MHz depending on design complexity
Speed Grade Comparison
| Speed Grade |
Relative Performance |
Typical Applications |
| -1 |
Standard |
Cost-sensitive, lower frequency designs |
| -2 |
Medium |
General-purpose, balanced performance |
| -3 |
High |
Maximum performance requirements |
Development and Programming Ecosystem
Design Tools and Software
The XC7A35T-2CPG236I is supported by AMD’s comprehensive development ecosystem:
- Vivado Design Suite: Primary design entry and implementation tool
- Vitis Software Platform: For embedded software development
- IP Integrator: Simplifies complex system design
- Hardware debuggers: ChipScope, Integrated Logic Analyzer (ILA)
Configuration Options
| Configuration Method |
Interface |
Use Case |
| JTAG |
4-wire interface |
Development and debugging |
| SPI Flash |
Serial peripheral |
Non-volatile boot storage |
| BPI Flash |
Parallel interface |
Faster configuration times |
| SelectMAP |
Parallel interface |
Processor-based systems |
Power Management and Efficiency
Power Supply Requirements
The XC7A35T-2CPG236I requires multiple power rails for optimal operation:
- VCCINT: 1.0V core logic supply
- VCCAUX: 1.8V auxiliary supply
- VCCO: I/O bank supplies (1.2V to 3.3V)
- VCCBRAM: Block RAM supply (1.0V)
Low Power Features
The Artix-7 architecture incorporates several power-saving mechanisms:
- Dynamic power scaling based on utilization
- Clock gating for unused logic
- Intelligent block RAM power management
- Configurable I/O standards for reduced power consumption
Reliability and Quality Standards
Industrial Grade Qualifications
The “I” suffix denotes industrial-grade qualification with:
- Extended temperature testing (-40°C to 100°C)
- Enhanced screening procedures
- Long-term reliability guarantees
- Suitable for harsh environment deployment
Compliance and Certifications
| Standard |
Status |
| RoHS |
RoHS3 Compliant |
| REACH |
Compliant |
| Product Status |
Active in production |
| ECCN |
EAR99 |
Comparison with Related Artix-7 Devices
Device Family Positioning
| Device |
Logic Cells |
DSP Slices |
Block RAM |
Best For |
| XC7A15T |
16,640 |
45 |
900 Kbits |
Entry-level projects |
| XC7A35T |
33,280 |
90 |
1,800 Kbits |
Mid-range applications |
| XC7A50T |
52,160 |
120 |
2,700 Kbits |
Complex designs |
| XC7A75T |
75,520 |
180 |
4,000 Kbits |
High-performance systems |
PCB Design Considerations
Layout Guidelines
When designing with the XC7A35T-2CPG236I, consider:
- Decoupling capacitors: Multiple capacitors per power rail
- Power plane integrity: Separate planes for different voltage domains
- Signal integrity: Controlled impedance for high-speed signals
- Thermal management: Adequate copper area for heat dissipation
BGA Ball Pitch and Routing
The CPG236 package features a 0.8mm ball pitch, requiring:
- Minimum 6-layer PCB for complex designs
- Via-in-pad technology for high-density routing
- Controlled depth drilling for blind/buried vias
- Professional PCB fabrication capabilities
Procurement and Availability
Lead Time and Packaging
| Packaging |
Quantity |
Lead Time |
| Tray |
240 units typical |
16 weeks (manufacturer) |
| Tube |
Custom quantities |
Varies by distributor |
| Tape & Reel |
Volume orders |
Extended lead times |
Quality Assurance
Most reputable suppliers provide:
- 365-day warranty coverage
- Traceable lot codes
- Certificate of Conformance (COC)
- Anti-counterfeit verification
Getting Started with XC7A35T-2CPG236I Development
Essential Development Resources
To begin working with this FPGA, you’ll need:
- Development board featuring the XC7A35T-2CPG236I
- Vivado Design Suite (free WebPACK edition supports Artix-7)
- Programming cable (Platform Cable USB II or compatible)
- Reference designs and example projects
Learning Resources and Support
AMD provides extensive documentation:
- Artix-7 Data Sheet (DS181)
- Packaging and pinout specifications
- Application notes for specific use cases
- Community forums and technical support
Frequently Asked Questions
Q: What is the maximum operating frequency of the XC7A35T-2CPG236I?
The maximum frequency depends on your specific design, but the -2 speed grade typically supports internal logic frequencies of 350-450 MHz for well-optimized designs.
Q: Can this FPGA be used for PCI Express applications?
The device includes an integrated block for PCI Express (PCIe), supporting up to x8 Gen3, making it suitable for high-speed peripheral connectivity.
Q: What is the difference between the -2CPG236I and -2CPG236C variants?
The “I” suffix indicates industrial temperature range (-40°C to 100°C), while “C” indicates commercial grade (0°C to 85°C). Choose based on your environmental requirements.
Q: How much does the XC7A35T-2CPG236I cost?
Pricing varies by supplier and volume, but typically ranges from $50-70 in single quantities, with significant discounts for volume purchases.
Q: Is this FPGA suitable for beginners?
While the Artix-7 family is more advanced than entry-level FPGAs, it’s supported by excellent development tools and extensive documentation, making it accessible to those with basic FPGA knowledge.
Conclusion
The XC7A35T-2CPG236I industrial-grade FPGA represents an excellent balance of performance, features, and cost-effectiveness for mid-range applications. Its combination of 33,280 logic cells, 90 DSP slices, and industrial temperature rating makes it suitable for a wide range of demanding applications from industrial control to communication systems.
Whether you’re developing embedded systems, communication equipment, or signal processing applications, this Artix-7 device provides the resources and reliability needed for professional-grade solutions. With comprehensive tool support and an active development community, the XC7A35T-2CPG236I continues to be a popular choice for engineers and designers worldwide.
For more information about AMD’s FPGA product line and to explore other devices in the Artix-7 family, visit the official AMD documentation portal or consult with authorized distributors for availability and pricing.
