Intel EPC16UC88: Obsolete 16Mb FPGA Configuration PROM | Features & Applications
Intel EPC16UC88: In-Depth Guide to the Obsolete 16Mb FPGA Configuration PROM
The Intel EPC16UC88 remains a critical component for legacy FPGA systems despite its obsolete status. This comprehensive guide covers its technical specifications, replacement options, and why it's still sought after in industrial and aerospace applications.
Detailed Product Specifications
| Parameter | Value |
|---|---|
| Memory Type | Flash-based Configuration PROM |
| Density | 16 Megabits (2 Megabytes) |
| Interface | Serial (for FPGA configuration) |
| Programming Cycles | 10,000 minimum |
| Data Retention | 20 years typical |
| Package Dimensions | 11mm x 8mm x 1.4mm |
Why Engineers Still Use the EPC16UC88
Despite being obsolete, the EPC16UC88 offers unique advantages:
- Proven Reliability: 20+ years of field performance in critical systems
- Compatibility: Direct replacement for older Intel (Altera) FPGA designs
- Security: Hardware-based configuration protection
- Legacy Support: Required for maintaining existing equipment
Modern Alternatives and Migration Paths
For designers transitioning from the EPC16UC88, consider:
- Intel EPCQ-L 16Mb devices (active production)
- Xilinx Platform Flash XL (for cross-platform designs)
- Modern SPI Flash memories with FPGA configuration support
Technical Deep Dive: Configuration Process
The EPC16UC88 implements a specialized serial interface that:
- Supports both active and passive configuration schemes
- Automatically decompresses configuration data
- Includes built-in error checking
- Supports multi-device configuration chains
Purchasing Considerations in 2024
When sourcing EPC16UC88 devices:
- Verify date codes for freshness
- Request factory authentication reports
- Consider minimum order quantities
- Evaluate refurbished vs. new old stock (NOS)
Frequently Asked Questions
Q: Can the EPC16UC88 be used with modern FPGAs?
A: Only with specific legacy Intel (formerly Altera) FPGA families including Cyclone II, Stratix II, and Arria GX.
Q: What's the typical lead time for this part?
A: Currently 8-12 weeks for guaranteed authentic parts through authorized distributors.
Q: Are there any known failure modes?
A: The most common issues involve solder joint reliability in the BGA package after multiple thermal cycles.
Conclusion
While the Intel EPC16UC88 has reached end-of-life status, its role in maintaining legacy FPGA systems ensures continued demand. Understanding its capabilities and limitations helps engineers make informed decisions about repair versus redesign strategies. For current designs, we recommend transitioning to modern configuration solutions with better long-term availability.