The XC2S150E-6FT256I is a powerful field-programmable gate array (FPGA) from AMD Xilinx’s Spartan-IIE family, designed to deliver exceptional performance and flexibility for high-volume digital circuit applications. This industrial-grade FPGA combines 150,000 system gates with advanced programmable logic capabilities, making it an ideal choice for telecommunications, signal processing, and embedded control systems.
Overview of XC2S150E-6FT256I FPGA
The XC2S150E-6FT256I represents a cost-effective solution for designers requiring programmable logic with robust performance characteristics. As part of the renowned Xilinx FPGA product line, this component offers superior flexibility compared to traditional ASICs while avoiding lengthy development cycles and high initial costs.
Key Applications
- Digital Signal Processing: Real-time audio and video signal processing with advanced filtering capabilities
- Telecommunications Equipment: Modems, transceivers, and protocol handling for communication devices
- Industrial Control Systems: Automation, robotics, and real-time control applications
- Data Acquisition Systems: Sensor interfacing and high-speed data processing
- Embedded Systems: Complex digital logic implementation for specialized applications
Technical Specifications
Core FPGA Specifications Table
| Parameter |
Specification |
Details |
| Product Family |
Spartan-IIE |
Industrial-grade FPGA series |
| System Gates |
150,000 gates |
High logic capacity |
| Logic Cells |
3,888 cells |
Advanced computational resources |
| CLBs (Configurable Logic Blocks) |
864 CLBs |
Flexible logic architecture |
| Total RAM Bits |
49,152 bits |
Embedded block RAM |
| User I/O Pins |
182 I/O |
Extensive connectivity options |
| Maximum Frequency |
357 MHz |
High-speed operation |
| Process Technology |
0.15µm |
Advanced semiconductor technology |
Electrical Characteristics
| Parameter |
Value |
Notes |
| Core Voltage (Vccint) |
1.8V typical |
1.71V – 1.89V operating range |
| I/O Voltage |
Up to 3.3V |
Multiple voltage standards supported |
| Power Consumption |
Low power design |
Optimized for efficiency |
| Operating Temperature |
Industrial range |
Extended temperature operation |
Package Information
| Package Details |
Specification |
| Package Type |
256-FTBGA (Fine-Pitch Ball Grid Array) |
| Pin Count |
256 pins |
| Mounting Type |
Surface Mount Technology (SMT) |
| Package Code |
FT256 |
| RoHS Compliance |
Lead-free / RoHS compliant |
| MSL Rating |
Moisture Sensitivity Level rated |
Advanced Features and Capabilities
Memory Architecture
The XC2S150E-6FT256I incorporates sophisticated memory resources that enable efficient data storage and processing:
- Block RAM: Synchronous single-port and dual-port RAM configurations
- Distributed RAM: Flexible memory implementation using LUTs
- Total Memory: 49,152 bits of embedded memory for data buffering and storage
Clock Management Resources
This FPGA includes advanced clock management features essential for high-performance digital systems:
- DLL (Delay Locked Loop): Precision clock distribution and management
- Multiple Clock Domains: Support for complex timing requirements
- System Clock Rate: Exceeds 200 MHz for demanding applications
Programmable Logic Features
- Configurable I/O Standards: Support for LVTTL, LVCMOS, and other industry-standard interfaces
- Fast Carry Logic: Optimized arithmetic operations for DSP applications
- Programmable Set/Reset: Enhanced flip-flop control on all registers
- Flexible Routing Architecture: Efficient signal distribution
Performance Specifications Comparison
Speed Grade Comparison Table
| Speed Grade |
Max Frequency |
Propagation Delay |
Application Type |
| -6 (this model) |
357 MHz |
6 ns |
High-performance applications |
| Standard grades |
250-300 MHz |
8-10 ns |
General-purpose use |
Design and Development Advantages
Why Choose XC2S150E-6FT256I?
Cost-Effective Alternative to ASICs: The XC2S150E-6FT256I eliminates the substantial upfront costs and extended development timelines associated with custom ASIC development, making it perfect for medium to high-volume production runs.
Rapid Prototyping: Field-programmable technology enables quick design iterations and modifications without the need for new silicon fabrication, significantly reducing time-to-market.
In-System Programmability: Update functionality in deployed systems without hardware replacement, extending product lifecycle and adding value.
Rich IP Core Support: Access to extensive libraries of pre-verified IP cores accelerates development and ensures reliability.
Configuration and Programming
Configuration Options
| Configuration Mode |
Description |
Use Case |
| Master Serial Mode |
FPGA controls configuration |
Standalone systems |
| Slave Serial Mode |
External controller |
Multi-FPGA systems |
| JTAG Boundary Scan |
IEEE 1149.1 compatible |
Development and debug |
| Platform Flash PROM |
Non-volatile configuration |
Production deployment |
Programming Solutions
The XC2S150E-6FT256I supports multiple configuration solutions including Platform Flash in-system programmable configuration PROMs, providing flexible deployment options for various application requirements.
Quality and Reliability
Manufacturing Standards
- Technology Node: 0.15µm CMOS process technology
- Environmental Compliance: RoHS compliant, lead-free construction
- Quality Assurance: Rigorous testing and verification procedures
- ESD Protection: Electrostatic discharge protection for handling safety
Longevity and Support
While the XC2S150E-6FT256I is classified as an obsolete part by the manufacturer, it remains widely available through authorized distributors and specialized electronics suppliers who maintain substantial inventory for legacy system support and long-term production requirements.
Applications by Industry
Industrial Automation
- PLC (Programmable Logic Controller) interfaces
- Motor control and drive systems
- Factory automation equipment
- Process control systems
Communications Infrastructure
- Base station equipment
- Network routing and switching
- Protocol conversion devices
- Optical network equipment
Professional Audio/Video
- Digital mixing consoles
- Video processing and routing
- Broadcast equipment
- Professional signage systems
Medical and Scientific Instruments
- Medical imaging equipment
- Laboratory instrumentation
- Data acquisition systems
- Test and measurement devices
Ordering and Availability Information
Part Number Breakdown
XC2S150E-6FT256I decodes as follows:
- XC2S: Spartan-IIE family designation
- 150E: 150,000 gate count, Extended features
- 6: Speed grade (-6, high performance)
- FT256: 256-pin Fine-pitch Ball Grid Array package
- I: Industrial temperature range
Package Variants Table
| Part Number |
Speed Grade |
Package |
I/O Count |
Temperature Range |
| XC2S150E-6FT256I |
-6 |
256-FTBGA |
182 |
Industrial |
| XC2S150E-7FT256I |
-7 |
256-FTBGA |
182 |
Industrial |
| XC2S150E-6FG456I |
-6 |
456-FBGA |
221 |
Industrial |
Frequently Asked Questions
What is the difference between XC2S150E-6FT256I and XC2S150E-7FT256I?
The primary difference lies in the speed grade designation. The -6 speed grade offers maximum frequencies up to 357 MHz, while the -7 grade provides slightly lower performance specifications but may offer cost advantages for less demanding applications.
Is XC2S150E-6FT256I suitable for new designs?
While officially obsolete, the XC2S150E-6FT256I remains available through distribution channels and is appropriate for legacy system maintenance, production continuation, and applications where its proven performance characteristics are well-matched to requirements.
What development tools support XC2S150E-6FT256I?
This FPGA is compatible with Xilinx ISE Design Suite, which provides comprehensive tools for design entry, synthesis, implementation, and verification. Third-party tools supporting Verilog and VHDL can also be used for RTL design.
Can XC2S150E-6FT256I be reprogrammed?
Yes, the XC2S150E-6FT256I features SRAM-based configuration memory that can be reprogrammed unlimited times, making it ideal for development, prototyping, and applications requiring field updates.
Conclusion
The XC2S150E-6FT256I Spartan-IIE FPGA delivers a compelling combination of performance, flexibility, and cost-effectiveness for a wide range of digital circuit applications. With 150,000 system gates, 182 I/O pins, and operation at frequencies up to 357 MHz, this component provides substantial computational resources while maintaining power efficiency and reliability.
Whether you’re designing telecommunications equipment, industrial control systems, or embedded applications requiring programmable logic, the XC2S150E-6FT256I offers the proven capabilities and extensive feature set needed for successful product development and deployment.
For designers seeking alternatives to expensive ASIC development or requiring the flexibility of field-programmable technology, this Spartan-IIE family member represents an excellent choice backed by Xilinx’s reputation for quality and comprehensive development tool support.
