1. Product Specifications
Core Features
- Part Number: XC3020-70PG84B
- Manufacturer: Xilinx (now AMD)
- Product Family: XC3000 Series FPGAs (Original Generation)
- Speed Grade: -70 (70MHz operation)
- Temperature Grade: Extended Commercial (B suffix)
- Architecture: Logic Cell Array (LCA)
Technical Specifications
| Parameter | Specification |
|---|---|
| Logic Capacity | 1000 Gates / 1.5K Gates equivalent |
| Configurable Logic Blocks (CLBs) | 64 CLBs |
| Logic Elements/Cells | 64 Cells |
| Maximum Frequency | 70MHz |
| Speed Grade | -70 (Standard performance) |
| Toggle Rate | 70MHz guaranteed |
| Logic Delay | ~9ns (typical for -70 speed grade) |
| I/O Capacity | Enhanced I/O capability with 84-pin package |
Power and Package Details
| Parameter | Specification |
|---|---|
| Supply Voltage | 5V (Operating) |
| Package Type | 84-Pin CPGA (Ceramic Pin Grid Array) |
| Package Code | CPGA-84 |
| Terminal Configuration | Pin/Peg (Through-hole mount) |
| Number of Terminals | 84 |
| Package Shape | Square |
| Package Material | Ceramic (High-performance) |
| Pin Configuration | Gold-plated pins in matrix pattern |
| Mounting Style | Through-hole socket or direct solder |
Operating Conditions
| Parameter | Range |
|---|---|
| Operating Temperature | -40ยฐC to +85ยฐC (Extended Commercial grade) |
| Storage Temperature | -65ยฐC to +150ยฐC (typical) |
| Technology | CMOS Static Memory Technology |
| Performance Class | Standard 70MHz grade with extended temperature |
| Temperature Grade | B-grade (Extended Commercial) |
2. Pricing Information
Current Market Pricing
The XC3020-70PG84B is a legacy/obsolete component from the original XC3000 series with pricing reflecting its extended temperature grade capability and ceramic package premium. The XC3020-70PG84B commands higher pricing than standard commercial grades due to its enhanced temperature specifications.
Pricing Factors:
- Extended Temperature Premium: Higher cost than standard commercial grade variants
- Ceramic Package: Premium cost for superior thermal and electrical performance
- B-Grade Specifications: Enhanced temperature capability commands premium pricing
- Original XC3000 Series: Historical significance as foundational FPGA technology
- 84-Pin Package: Enhanced I/O capability with ceramic construction
- Obsolete Status: Limited availability drives higher market pricing
Current Market Status:
- Lead Time: Extended due to obsolete status and specialized grade
- MOQ: 1 piece minimum order quantity
- Stock Sources: Specialized distributors and surplus electronic suppliers
- Market Position: Premium legacy component for extended temperature applications
- Availability: Very limited stock due to discontinued status
Extended Temperature Premium:
- Higher cost than XC3020-70PG84C (standard commercial)
- Lower cost than XC3020-70PG84I (full industrial grade)
- Premium for -40ยฐC to +85ยฐC extended commercial operation
- Value for applications requiring enhanced temperature performance
3. Documents & Media
Technical Documentation
- Primary Datasheet: XC3000 Series Logic Cell Array Data Sheet
- Temperature Specifications: Extended commercial grade performance data
- Application Notes: Original Xilinx application notes for XC3000 series implementation
- Design Guidelines: PCB layout recommendations for 84-pin CPGA package
- Programming Manual: XACT development system configuration procedures
Development Resources
The XACT development system provides schematic capture and auto place-and-route for design entry. Logic and timing simulation, and in-circuit emulation are available as design verification alternatives optimized for extended temperature operation.
Available Documentation:
- Comprehensive XC3000 series datasheet with B-grade specifications (PDF format)
- Extended temperature performance characteristics and derating curves
- Detailed 84-pin CPGA pinout diagrams and package drawings
- Electrical characteristics and timing specifications for -70 speed grade
- Temperature-specific design guidelines and application considerations
- CPGA package mechanical drawings and socket recommendations
Extended Temperature Design Considerations
The XC3020-70PG84B requires special consideration for extended temperature operation:
- Thermal Analysis: Performance verification across -40ยฐC to +85ยฐC range
- Power Derating: Temperature-dependent power consumption characteristics
- Timing Variations: Speed performance across extended temperature range
- Package Stress: Thermal cycling considerations for ceramic package
Legacy Development Tools
The XC3020-70PG84B was developed using the original XACT development environment with extended temperature validation.
Historical Development Environment:
- XACT Development System: Original Xilinx FPGA design software
- Temperature Simulation: Extended range timing and performance analysis
- Validation Tools: Temperature characterization and verification utilities
4. Related Resources
Compatible Configuration Devices
The XC3020-70PG84B supports various configuration methods typical of the original XC3000 series, with configuration devices that also support extended temperature operation.
Development Software
For XC3000 series devices operating in extended temperature ranges, the original XACT development system provided temperature-aware design tools and verification capabilities.
Historical Software Tools:
- XACT Development System with temperature analysis capabilities
- Extended temperature timing analysis and verification
- Temperature derating and performance characterization tools
- Legacy simulation with thermal modeling support
Temperature Grade Comparison
XC3020-70PG84B vs Other Temperature Grades:
- XC3020-70PG84C: Standard Commercial (0ยฐC to +85ยฐC)
- XC3020-70PG84B: Extended Commercial (-40ยฐC to +85ยฐC)
- XC3020-70PG84I: Industrial (-40ยฐC to +105ยฐC typical)
- XC3020-70PG84M: Military (-55ยฐC to +125ยฐC)
Pin-Compatible Alternatives
Same Package, Different Grades:
- XC3020-70PG84C (Standard commercial temperature)
- XC3020-70PG84I (Full industrial temperature grade)
- XC3020-70PG84M (Military temperature grade)
- XC3020-50PG84B (Faster speed grade, same temperature)
- XC3020-100PG84B (Slower speed grade, same temperature)
Package Alternatives:
- XC3020-70PC84B (84-pin PLCC plastic package, B-grade)
- XC3020-70PC68B (68-pin PLCC package, B-grade)
Extended Commercial Grade Advantages
The B-grade temperature classification offers specific benefits:
- Enhanced Temperature Range: -40ยฐC to +85ยฐC operation
- Cost-Effective Solution: Between commercial and full industrial pricing
- Automotive Applications: Suitable for many automotive temperature requirements
- Outdoor Electronics: Enhanced performance for outdoor installations
- Industrial Edge Cases: Applications requiring extended but not full industrial range
Technical Support Services
FPGA technical engineer will help you with the XC3020-70PG84B pinout information, replacement, datasheet in PDF, programming tools, starter kit, and extended temperature design considerations.
Available Support:
- Extended temperature application guidance
- Thermal design and analysis consultation
- Legacy system maintenance with temperature considerations
- B-grade specific technical documentation and characterization data
5. Environmental & Export Classifications
Environmental Compliance Status
| Classification | Status |
|---|---|
| RoHS Compliance | No RoHS (Legacy product predates RoHS regulations) |
| Lead Content | Contains Lead (Standard for era of manufacture) |
| Environmental Status | Not Applicable (Obsolete legacy product) |
| REACH Compliance | Contact manufacturer for current status |
Temperature and Environmental Ratings
- Operating Temperature Range: -40ยฐC to +85ยฐC (Extended Commercial grade)
- Storage Temperature Range: -65ยฐC to +150ยฐC (typical)
- Humidity: Standard commercial environment with extended temperature capability
- Temperature Classification: B-grade (Extended Commercial)
- Package Rating: Ceramic package suitable for demanding thermal environments
Extended Temperature Specifications
- Low Temperature Operation: -40ยฐC minimum operating temperature
- High Temperature Operation: +85ยฐC maximum operating temperature
- Temperature Cycling: Enhanced capability for thermal stress environments
- Thermal Shock Resistance: Ceramic package provides superior thermal shock performance
- Long-term Reliability: Extended temperature validation for lifecycle operation
Package and Handling Classifications
- Package Material: Ceramic (CPGA – Ceramic Pin Grid Array)
- Terminal Finish: Gold-plated pins for superior electrical contact
- MSL Rating: Not applicable (ceramic package, not moisture sensitive)
- ESD Classification: Handle with standard ESD precautions
- Mounting: Through-hole socket or direct PCB solder mounting
- Thermal Expansion: Ceramic package optimized for temperature cycling
Trade and Export Information
- ECCN Classification: Consult current export control regulations
- Harmonized Tariff Code: 8542.33.0001 (typical for integrated circuits)
- Country of Origin: Varies by manufacturing date and facility
- Documentation: Certificate of Conformance with temperature grade validation
- Lifecycle Status: Obsolete (no longer in production)
Ceramic Package Environmental Benefits
- Thermal Cycling Resistance: Superior performance under temperature stress
- Moisture Resistance: Inherent ceramic package advantages
- Chemical Resistance: Enhanced resistance to environmental contaminants
- Long-term Stability: Proven reliability in demanding environments
Applications and Use Cases
Extended Temperature Applications
The XC3020-70PG84B is specifically suited for:
- Automotive Electronics: Extended temperature automotive applications
- Outdoor Equipment: Weather monitoring and outdoor control systems
- Industrial Controls: Extended temperature industrial automation
- Telecommunications: Outdoor base stations and remote equipment
- Military/Aerospace: Non-critical applications requiring enhanced temperature range
Extended Commercial Grade Benefits
- Cost-Effective Solution: Lower cost than full industrial grade
- Enhanced Reliability: Better than standard commercial temperature operation
- Automotive Compatibility: Suitable for many automotive temperature profiles
- Industrial Edge Applications: Bridge between commercial and industrial requirements
- Legacy System Compatibility: Maintains original system temperature specifications
Temperature-Critical Design Considerations
- Thermal Management: Enhanced cooling requirements for extended range operation
- Performance Derating: Temperature-dependent timing and power characteristics
- PCB Design: Thermal expansion considerations for ceramic package
- System Integration: Temperature monitoring and control for optimal operation
- Reliability Analysis: Extended temperature lifecycle and failure rate considerations
System Integration for Extended Temperature
- Thermal Design: Enhanced heat dissipation and thermal management
- Power Supply: Temperature-compensated power delivery systems
- Configuration: Temperature-aware configuration and initialization
- Monitoring: System temperature monitoring and protection schemes
Summary
The XC3020-70PG84B represents a specialized variant of Xilinx’s original XC3000 series, specifically designed for applications requiring extended commercial temperature operation from -40ยฐC to +85ยฐC. The XC3020-70PG84B FPGA XC3000 Family 1.5K Gates 64 Cells 70MHz 5V 84-Pin CPGA offers the proven architecture that established FPGA technology, enhanced with extended temperature capability for demanding environmental conditions.
This extended commercial grade FPGA features the same fundamental 64 CLB, 1000 gate architecture that defined early FPGA capabilities, housed in a premium 84-pin ceramic pin grid array package that provides superior thermal and electrical performance. The B-grade temperature classification provides enhanced operation capability beyond standard commercial ranges while maintaining cost-effectiveness compared to full industrial grade alternatives.
The XC3020-70PG84B serves as an ideal solution for applications requiring operation in automotive, outdoor, or extended temperature industrial environments where standard commercial grade components may not provide adequate temperature margin. The ceramic package construction offers additional benefits for thermal cycling, moisture resistance, and long-term reliability in challenging environmental conditions.
As an obsolete product with specialized extended temperature capabilities, the XC3020-70PG84B remains valuable for legacy system maintenance, automotive applications, and specialized projects requiring the specific combination of original XC3000 architecture and extended commercial temperature performance. The extended temperature grade makes it particularly suitable for applications that operate beyond standard commercial temperature ranges but do not require full industrial or military specifications.
For new designs requiring extended temperature operation, consider evaluating modern FPGA alternatives that offer superior performance, lower power consumption, and current environmental compliance standards while potentially providing even greater temperature range capabilities.
