The XQ4036XL-3HQ240N is a high-reliability Field Programmable Gate Array (FPGA) from the Xilinx QPro XQ4000XL family. Designed specifically for aerospace, defense, and mission-critical applications, this military-grade FPGA delivers exceptional performance with 36,000 gates and operates at frequencies up to 166MHz.
XQ4036XL-3HQ240N Product Overview
The XQ4036XL-3HQ240N belongs to Xilinx’s prestigious QPro product line, which is certified to MIL-PRF-38535 Appendix A QML (Qualified Manufacturers Listing). This certification ensures the device meets stringent military specifications for reliability and performance in harsh operating environments.
As a member of the Xilinx FPGA family, the XQ4036XL-3HQ240N combines the flexibility of programmable logic with military-grade durability. Engineers can reconfigure the device to adapt to changing requirements while maintaining the reliability demanded by defense and aerospace systems.
Key Technical Specifications
| Parameter |
Specification |
| Part Number |
XQ4036XL-3HQ240N |
| Manufacturer |
Xilinx (now AMD) |
| Device Family |
QPro XQ4000XL |
| System Gates |
36,000 (36K) |
| CLBs (Configurable Logic Blocks) |
1,296 |
| Logic Cells |
3,078 |
| Maximum Frequency |
166 MHz |
| Process Technology |
0.35µm CMOS |
| Supply Voltage |
3.3V |
| Package Type |
HSPQFP (Heat Sink Plastic Quad Flat Pack) |
| Pin Count |
240 Pins |
| Package Dimensions |
32 x 32 mm |
XQ4036XL-3HQ240N Package Information
| Feature |
Detail |
| Package Style |
QFP-240 |
| Thermal Solution |
Integrated Heat Sink |
| Mounting Type |
Surface Mount (SMD) |
| Package Material |
Plastic (MO-143GA) |
| Die Orientation |
Die-Up |
| RoHS Status |
Check manufacturer specifications |
Operating Conditions and Environmental Specifications
| Parameter |
Range/Value |
| Temperature Grade |
Military (M) |
| Operating Temperature |
-55°C to +125°C |
| Storage Temperature |
-65°C to +150°C |
| Humidity Tolerance |
Extended range for harsh environments |
| Qualification Standard |
MIL-PRF-38535 QML |
XQ4000XL FPGA Architecture Features
The XQ4036XL-3HQ240N utilizes Xilinx’s proven XC4000XL architecture, which provides a robust foundation for complex digital designs.
Configurable Logic Block (CLB) Structure
Each CLB in the XQ4036XL-3HQ240N contains two 4-input function generators (F and G), two flip-flops, and additional control logic. This architecture enables efficient implementation of both combinatorial and sequential logic functions.
Memory Capabilities
| Memory Feature |
Specification |
| Distributed RAM |
Available via CLB LUTs |
| RAM Configuration |
Single-port and dual-port options |
| Edge-Triggered Registers |
2 per CLB |
Clock Management
| Clock Feature |
Capability |
| Global Clock Buffers |
Multiple low-skew buffers |
| Clock Distribution |
Dedicated global clock networks |
| Clock Enable |
Available on I/O flip-flops |
XQ4036XL-3HQ240N Application Areas
The military-grade XQ4036XL-3HQ240N FPGA is ideally suited for demanding applications that require reliable operation in extreme conditions.
Aerospace and Defense Applications
- Avionics systems and flight control computers
- Missile guidance and targeting systems
- Radar signal processing equipment
- Electronic warfare (EW) systems
- Secure communication platforms
- Unmanned aerial vehicle (UAV) controllers
Industrial and High-Reliability Applications
- Downhole drilling and oil exploration equipment
- Medical imaging systems
- Industrial automation in extreme environments
- Scientific instrumentation
- Test and measurement equipment
Why Choose XQ4036XL-3HQ240N for Mission-Critical Designs
Military Temperature Range Support
The XQ4036XL-3HQ240N operates reliably across the full military temperature range from -55°C to +125°C. This extended range ensures consistent performance in arctic conditions, desert environments, and high-altitude aerospace applications.
QML Qualification Benefits
QPro products like the XQ4036XL-3HQ240N undergo rigorous testing and qualification processes. The QML certification provides traceability, lot control, and guaranteed long-term availability essential for military programs.
Field-Programmable Flexibility
Unlike fixed-function ASICs, the XQ4036XL-3HQ240N can be reprogrammed to accommodate design changes, bug fixes, or feature updates. This flexibility reduces development risk and enables rapid prototyping of military systems.
Comparison with Commercial Grade XC4036XL
| Feature |
XQ4036XL-3HQ240N (Military) |
XC4036XL-3HQ240I (Industrial) |
| Temperature Range |
-55°C to +125°C |
-40°C to +100°C |
| Qualification |
MIL-PRF-38535 QML |
Commercial/Industrial |
| Traceability |
Full lot traceability |
Standard |
| Testing Level |
100% tested to military specs |
Standard production testing |
| Recommended Use |
Aerospace, Defense |
Industrial, Commercial |
Design Resources and Development Tools
Engineers designing with the XQ4036XL-3HQ240N can leverage Xilinx’s comprehensive development ecosystem.
Software Support
| Tool |
Purpose |
| ISE Design Suite |
Primary development environment |
| Foundation Series |
Integrated design platform |
| Alliance Series |
Advanced synthesis and implementation |
Configuration Options
The XQ4036XL-3HQ240N supports multiple configuration modes for flexible system integration.
| Configuration Mode |
Description |
| Master Serial |
FPGA generates configuration clock |
| Slave Serial |
External clock drives configuration |
| Master Parallel |
Parallel data with internal clock |
| JTAG (IEEE 1149.1) |
Boundary-scan configuration and testing |
XQ4036XL-3HQ240N Ordering Information
Part Number Breakdown
| Segment |
Meaning |
| XQ |
QPro military-grade qualifier |
| 4036 |
36K system gates |
| XL |
XC4000XL family (3.3V) |
| -3 |
Speed grade (-3 is standard) |
| HQ |
Heat sink plastic QFP package |
| 240 |
240-pin count |
| N |
Temperature/screening level indicator |
Related Part Numbers
| Part Number |
Variation |
| XQ4036XL-3HQ240M |
Alternate screening level |
| XQ4036XL-3CB228N |
Ceramic BGA package variant |
| XQ4036XL-3HQG240N |
Lead-free package option |
Technical Documentation
For complete specifications, designers should reference the following Xilinx documentation:
- XQ4000XL/XV QPro Datasheet
- XC4000E/XC4000X Series Product Specification
- FPGA Configuration User Guide
- Package Pinout Documentation
Quality and Reliability Assurance
The XQ4036XL-3HQ240N adheres to strict quality standards required for aerospace and defense applications. All devices undergo comprehensive testing including:
- 100% electrical testing at temperature extremes
- Burn-in testing for infant mortality screening
- Environmental stress screening (ESS)
- Group D environmental characterization per MIL-STD-883
Summary
The XQ4036XL-3HQ240N military-grade FPGA delivers the performance, reliability, and flexibility required for demanding aerospace and defense applications. With 36,000 system gates, 166MHz operation, and qualification to military specifications, this device is an excellent choice for mission-critical systems requiring long-term reliability in harsh environments. Its 240-pin HSPQFP package with integrated heat sink ensures optimal thermal management for extended temperature range operation from -55°C to +125°C.
