The XC4052XLA-09HQ208C is a high-performance Field Programmable Gate Array (FPGA) from the Xilinx XC4000XLA/XV family, distributed by Rochester Electronics. Designed for complex, high-density logic applications, this 52K gate FPGA in a 208-pin HSPQFP package delivers robust programmability and proven reliability — making it an ideal choice for engineers sourcing legacy or long-lifecycle Xilinx FPGA solutions.
What Is the XC4052XLA-09HQ208C?
The XC4052XLA-09HQ208C is a member of Xilinx’s XC4000XLA FPGA family. It combines 52,000 system gates, 4,598 logic cells, and operates at up to 227 MHz with a 3.3V supply voltage. Built on 0.35µm CMOS technology, this device was engineered to provide the benefits of custom VLSI while eliminating the high NRE costs and long development cycles associated with masked gate arrays.
The “-09HQ208C” suffix decodes as:
- 09 – Speed grade (9 ns)
- HQ – HSPQFP (Heat Spreader Plastic Quad Flat Pack)
- 208 – 208 pins
- C – Commercial temperature range (0°C to +85°C)
XC4052XLA-09HQ208C Key Specifications
General Electrical Specifications
| Parameter |
Value |
| Manufacturer |
Xilinx (AMD) / Rochester Electronics |
| Part Number |
XC4052XLA-09HQ208C |
| Family |
XC4000XLA/XV |
| Number of Gates |
52,000 |
| Number of Logic Cells |
4,598 |
| Maximum Frequency |
227 MHz |
| Supply Voltage (VCC) |
3.3V |
| Technology |
0.35µm CMOS |
| Temperature Range |
0°C to +85°C (Commercial) |
| RoHS Compliance |
Not Compliant |
Package & Physical Specifications
| Parameter |
Value |
| Package Type |
HSPQFP (Heat Spreader Plastic Quad Flat Pack) |
| Pin Count |
208 |
| Package Code |
HQ208 |
| Mounting Type |
Surface Mount |
XC4052XLA-09HQ208C Part Number Breakdown
Understanding the part number helps engineers identify exact variants quickly.
| Segment |
Code |
Meaning |
| Family |
XC4052XLA |
XC4000XLA Series, 52K Gates |
| Speed Grade |
-09 |
9 ns system clock-to-output delay |
| Package Type |
HQ |
Heat Spreader Plastic QFP |
| Pin Count |
208 |
208-pin package |
| Temperature |
C |
Commercial (0°C to +85°C) |
XC4052XLA-09HQ208C Architecture & Features
#### Logic Cell Array (LCA) Architecture
The XC4052XLA-09HQ208C is built around Xilinx’s Logic Cell Array (LCA) architecture, which offers:
- Configurable Logic Blocks (CLBs) with versatile look-up table (LUT)-based logic
- Abundant routing resources for complex signal interconnections
- Dedicated carry logic for fast arithmetic operations
- Wide function multiplexers to support large combinatorial functions
#### I/O Interface Capabilities
- Multiple I/O standards supported including TTL-compatible inputs
- Programmable output slew rate control
- 3.3V I/O voltage operation
- Open-drain output support
#### Configuration & Programming
- Serial and parallel configuration modes
- Supports master serial, slave serial, and slave parallel modes
- Compatible with Xilinx PROM and microprocessor-based configuration
XC4052XLA-09HQ208C vs. Related Part Numbers
Engineers frequently compare variants within the XC4052XLA family. The table below highlights differences across key alternatives.
| Part Number |
Speed Grade |
Package |
Pins |
Temp Range |
Notes |
| XC4052XLA-09HQ208C |
-09 |
HSPQFP |
208 |
Commercial |
This product |
| XC4052XLA-08HQ208C |
-08 |
HSPQFP |
208 |
Commercial |
Faster speed grade |
| XC4052XLA-09HQ208I |
-09 |
HSPQFP |
208 |
Industrial |
Industrial temp |
| XC4052XLA-09BG352C |
-09 |
BGA |
352 |
Commercial |
Larger BGA package |
| XC4052XLA-09BGG432C |
-09 |
BGA |
432 |
Commercial |
Higher pin-count BGA |
Applications of the XC4052XLA-09HQ208C FPGA
The XC4052XLA-09HQ208C is well-suited for applications that require sustained production of legacy designs, or where re-design to newer platforms is not feasible. Typical use cases include:
- Industrial control systems – Embedded logic for PLCs and motor drive controllers
- Telecommunications equipment – Protocol processing and signal routing
- Military and aerospace legacy systems – Long-lifecycle support for fielded hardware
- Test and measurement instruments – Flexible logic for data acquisition front-ends
- Medical device electronics – Certified product designs requiring component continuity
XC4052XLA-09HQ208C: Legacy Support & Rochester Electronics
The XC4052XLA-09HQ208C is distributed by Rochester Electronics, a global leader in authorized end-of-life (EOL) semiconductor solutions. Rochester Electronics sources, manufactures, and re-licenses semiconductors that original manufacturers have discontinued, ensuring supply chain continuity for customers with long-lifecycle products.
Why Buy from Rochester Electronics?
| Benefit |
Description |
| Authorized Source |
Licensed directly by Xilinx/AMD to manufacture and sell |
| Guaranteed Authenticity |
100% traceable, authentic inventory – no counterfeit risk |
| Long Lifecycle Supply |
Supports products designed 5–25+ years ago still in active service |
| Technical Support |
Full datasheet, test data, and application engineering available |
XC4052XLA-09HQ208C Ordering Information
| Attribute |
Detail |
| Part Number |
XC4052XLA-09HQ208C |
| Manufacturer |
Xilinx / AMD |
| Authorized Distributor |
Rochester Electronics |
| DigiKey SKU |
Available via DigiKey Marketplace |
| Minimum Order Quantity |
1 |
| Temperature Grade |
Commercial (0°C to +85°C) |
| Package |
208-Pin HSPQFP |
Frequently Asked Questions (FAQ)
What does XC4052XLA-09HQ208C mean?
The part number breaks down as: XC4052XLA (Xilinx 52K gate XLA-family FPGA), -09 (9 ns speed grade), HQ (Heat Spreader Plastic Quad Flat Pack), 208 (208-pin count), and C (commercial temperature range 0°C to +85°C).
Is the XC4052XLA-09HQ208C still available?
Yes. Although Xilinx (now AMD) has discontinued this device for new designs, Rochester Electronics provides authorized, long-lifecycle inventory of the XC4052XLA-09HQ208C for legacy system support.
What is the operating voltage of the XC4052XLA-09HQ208C?
The device operates on a 3.3V supply voltage.
What programming tools are compatible with the XC4052XLA-09HQ208C?
The XC4052XLA-09HQ208C is compatible with the Xilinx ISE Design Suite. Note that newer tools like Vivado do not support the XC4000XLA family.
What is the maximum frequency of the XC4052XLA-09HQ208C?
The XC4052XLA-09HQ208C supports a maximum system frequency of up to 227 MHz, depending on design implementation and routing.
What are alternatives to the XC4052XLA-09HQ208C?
Functional alternatives within the XC4052XLA series include the XC4052XLA-08HQ208C (faster speed grade) and the XC4052XLA-09BG352C (higher pin-count BGA package).
Summary
The XC4052XLA-09HQ208C is a trusted, legacy-class Xilinx FPGA offering 52K gates, 4,598 logic cells, and 227 MHz performance in a 208-pin commercial-grade package. Backed by Rochester Electronics’ authorized supply chain, it remains a reliable choice for engineers maintaining legacy industrial, telecom, medical, and defense designs where continuity and authenticity are mission-critical.
