The XC18V02-VQ44BRT is a high-performance 2-Megabit In-System Programmable (ISP) Configuration PROM manufactured by Xilinx. This versatile memory IC delivers reliable FPGA configuration storage in a compact 44-pin VQFP package, making it an ideal choice for embedded systems, industrial automation, and telecommunications applications.
Whether you’re designing prototype circuits or scaling up for production, the XC18V02-VQ44BRT offers the perfect combination of storage capacity, programming flexibility, and system integration capabilities that engineers demand from modern configuration memory solutions.
XC18V02-VQ44BRT Key Features and Benefits
The XC18V02-VQ44BRT stands out in the configuration PROM market due to its exceptional features. First, it provides 2Mbit of non-volatile storage capacity, ensuring sufficient space for complex FPGA bitstreams. Additionally, the in-system programmability eliminates the need for separate programming hardware during development cycles.
Moreover, this configuration PROM supports multiple configuration modes, offering design flexibility across various Xilinx FPGA platforms. The 3.3V operating voltage ensures compatibility with modern low-power designs while maintaining robust performance.
XC18V02-VQ44BRT Technical Specifications
Electrical Characteristics
| Parameter |
Specification |
| Part Number |
XC18V02-VQ44BRT |
| Manufacturer |
Xilinx (AMD) |
| Memory Density |
2 Megabit (2Mb) |
| Operating Voltage |
3.3V |
| Package Type |
44-Pin VQFP |
| Temperature Range |
0°C to +70°C (Commercial) |
| Technology |
In-System Programmable PROM |
| Data Width |
8-bit Parallel Output |
XC18V02-VQ44BRT Pin Configuration
| Pin Category |
Pin Names |
Function |
| Data Output |
D0-D7 |
8-bit parallel configuration data |
| Control |
CE |
Chip Enable (active low) |
| Control |
OE |
Output Enable (active low) |
| Control |
CEO |
Chip Enable Output for cascading |
| Clock |
CLK |
Configuration clock input |
| Power |
VCC |
3.3V supply voltage |
| Ground |
GND |
Ground reference |
XC18V02-VQ44BRT Configuration Modes
The XC18V02-VQ44BRT supports multiple configuration modes to accommodate diverse system architectures. Understanding these modes helps engineers select the optimal setup for their specific applications.
Supported Configuration Modes
| Mode |
Description |
Best Use Case |
| Master Serial |
PROM controls clock and data delivery |
Single FPGA systems |
| Master SelectMAP |
8-bit parallel with PROM-controlled timing |
High-speed configuration |
| Slave Parallel |
External master controls configuration |
Multi-device systems |
| Slave SelectMAP |
8-bit slave mode operation |
Complex FPGA chains |
XC18V02-VQ44BRT Applications
Industrial and Commercial Applications
The XC18V02-VQ44BRT serves diverse industries effectively. In industrial automation, it provides reliable configuration storage for programmable logic controllers. Similarly, telecommunications equipment benefits from its fast configuration times and non-volatile storage.
Furthermore, medical device manufacturers choose the XC18V02-VQ44BRT for its consistent performance in diagnostic imaging systems. The commercial temperature rating ensures reliable operation in controlled environments.
Application Sectors Overview
| Industry |
Application Examples |
| Telecommunications |
Network routers, base stations, switches |
| Industrial |
PLCs, motor controllers, automation systems |
| Medical |
Imaging equipment, patient monitors |
| Consumer Electronics |
Video processing, display controllers |
| Automotive |
Infotainment systems, ADAS modules |
| Aerospace |
Avionics, satellite communications |
XC18V02-VQ44BRT vs Alternative Configuration PROMs
Selecting the right configuration PROM requires careful comparison. The table below highlights how the XC18V02-VQ44BRT compares to related devices in the XC18V00 family.
XC18V00 Family Comparison
| Part Number |
Memory Capacity |
Package Options |
Temperature Range |
| XC18V01 |
1 Mbit |
VQ44, PC44 |
Commercial/Industrial |
| XC18V02-VQ44BRT |
2 Mbit |
VQ44 |
Commercial |
| XC18V02-VQ44I |
2 Mbit |
VQ44 |
Industrial (-40°C to +85°C) |
| XC18V04 |
4 Mbit |
VQ44, PC44 |
Commercial/Industrial |
| XC18V512 |
512 Kbit |
VQ44 |
Commercial |
XC18V02-VQ44BRT Design Guidelines
PCB Layout Recommendations
Proper PCB layout ensures optimal XC18V02-VQ44BRT performance. First, place decoupling capacitors (0.1µF ceramic) close to VCC pins. Second, maintain short trace lengths for high-speed signals like CLK and data outputs.
Additionally, follow these best practices:
- Use ground planes beneath the device for noise reduction
- Keep analog and digital grounds separated where applicable
- Route clock signals away from noisy digital lines
- Implement proper ESD protection on external interfaces
Power Supply Requirements
| Parameter |
Minimum |
Typical |
Maximum |
| VCC Supply |
3.0V |
3.3V |
3.6V |
| Standby Current |
– |
100µA |
500µA |
| Active Current |
– |
10mA |
20mA |
XC18V02-VQ44BRT Ordering Information
Part Number Decoder
Understanding the XC18V02-VQ44BRT part number helps ensure correct ordering:
| Segment |
Meaning |
| XC18V |
Product family (XC18V00 series) |
| 02 |
Memory density (2 Mbit) |
| VQ44 |
Package type (44-pin VQFP) |
| B |
Lead-free/RoHS compliant |
| R |
Packaging (Tape and Reel) |
| T |
Temperature grade (Commercial) |
Packaging Options
| Packaging Type |
Quantity |
Order Code Suffix |
| Tape and Reel |
1,000 units |
-BRT |
| Tube |
50 units |
Standard |
| Tray |
490 units |
Contact distributor |
XC18V02-VQ44BRT Environmental Compliance
Regulatory Standards
The XC18V02-VQ44BRT meets stringent environmental and quality standards, ensuring global market acceptance.
| Standard |
Compliance Status |
| RoHS |
Fully Compliant |
| REACH |
Compliant |
| Halogen-Free |
Yes |
| Lead-Free |
Yes |
| Conflict Minerals |
Compliant with Dodd-Frank Act |
Export Classifications
| Region |
Classification Code |
| US ECCN |
EAR99 |
| US HTS |
8542320051 |
| EU TARIC |
8542326900 |
| China HTS |
8542329000 |
Why Choose XC18V02-VQ44BRT for Your Design?
The XC18V02-VQ44BRT delivers significant advantages for FPGA-based designs. Its in-system programmability reduces development time and manufacturing costs. Furthermore, the 2Mbit capacity accommodates increasingly complex FPGA configurations without requiring device changes.
Engineers appreciate the XC18V02-VQ44BRT for these key reasons:
- Reliable Non-Volatile Storage – Configuration data persists through power cycles
- Fast Configuration Times – Minimizes system boot delays
- Cascading Support – CEO output enables multi-PROM configurations
- Industry-Standard Package – Easy PCB integration with 44-pin VQFP
- Proven Technology – Backed by Xilinx’s decades of FPGA expertise
XC18V02-VQ44BRT Frequently Asked Questions
Q: What FPGA families are compatible with XC18V02-VQ44BRT? A: The XC18V02-VQ44BRT works with Spartan, Virtex, and other Xilinx FPGA families requiring configuration memory.
Q: Can I cascade multiple XC18V02-VQ44BRT devices? A: Yes, the CEO (Chip Enable Output) pin enables cascading for larger bitstream storage requirements.
Q: What programming tools support XC18V02-VQ44BRT? A: Xilinx ISE and Vivado design suites provide full programming and verification support.
Q: Is the XC18V02-VQ44BRT available in industrial temperature grades? A: Yes, the XC18V02-VQ44I variant offers extended -40°C to +85°C operation.
Conclusion: XC18V02-VQ44BRT Configuration PROM Summary
The XC18V02-VQ44BRT represents an excellent choice for engineers requiring reliable, flexible FPGA configuration storage. Its 2Mbit capacity, multiple configuration modes, and robust 3.3V operation make it suitable for diverse applications spanning telecommunications, industrial automation, and consumer electronics.
By choosing the XC18V02-VQ44BRT, designers gain access to proven Xilinx technology backed by comprehensive development tools and documentation. Contact authorized distributors today for pricing and availability information on the XC18V02-VQ44BRT configuration PROM.
