Product Overview: XC18V02PC44C0936 Configuration Memory Solution
The XC18V02PC44C0936 is a high-performance 2-megabit in-system programmable configuration PROM designed by AMD (formerly Xilinx) to provide reliable FPGA configuration storage. This 3.3V configuration memory device offers an optimal balance of capacity, cost-effectiveness, and reprogrammability for embedded system designers working with Xilinx FPGA platforms.
What is the XC18V02PC44C0936?
The XC18V02PC44C0936 belongs to AMD Xilinx’s XC18V00 series of configuration PROMs, specifically engineered to store and deliver FPGA bitstreams during system initialization. With 2 megabits of non-volatile memory capacity, this device serves as the permanent storage solution for FPGA configurations in both prototyping and production environments.
Technical Specifications
| Specification |
Details |
| Part Number |
XC18V02PC44C0936 |
| Manufacturer |
AMD (Xilinx) |
| Product Category |
Memory – Configuration PROMs for FPGAs |
| Memory Density |
2 Megabit (2Mbit) |
| Operating Voltage |
3.3V |
| Package Type |
44-Pin PLCC (Plastic Leaded Chip Carrier) |
| Temperature Range |
Commercial Grade (0°C to +70°C) |
| Programming Cycles |
20,000 minimum program/erase cycles |
| Data Retention |
20 years minimum |
| Configuration Mode |
Serial Programming |
Key Features and Benefits
In-System Programmability
The XC18V02PC44C0936 supports in-system programming through standard JTAG protocol, enabling firmware updates without removing the device from the circuit board. This feature dramatically reduces maintenance costs and accelerates development cycles.
High Reliability and Endurance
Designed for industrial and commercial applications, this configuration PROM guarantees:
- 20,000 program-erase cycles for long-term reprogrammability
- 20-year data retention ensuring configuration integrity
- Robust performance across commercial temperature ranges
Seamless FPGA Integration
The XC18V02PC44C0936 works seamlessly with Xilinx FPGA families including:
- Spartan series FPGAs
- Virtex series FPGAs
- Other compatible Xilinx programmable logic devices
Compact 44-Pin PLCC Package
The 44-pin PLCC package offers:
- Space-efficient board layout
- Standard footprint compatibility
- Reliable mechanical connection
- Easy prototyping and production scaling
Application Areas
Industrial Automation Systems
The XC18V02PC44C0936 provides reliable configuration storage for FPGA-based industrial controllers, motor drives, and process automation equipment where field updates are essential.
Telecommunications Equipment
Network infrastructure devices benefit from the XC18V02PC44C0936’s ability to store multiple configuration profiles and enable remote firmware updates through in-system programming.
Medical Instrumentation
Medical device manufacturers rely on this configuration PROM for FDA-compliant traceability and the ability to deploy firmware updates while maintaining strict version control.
Automotive Electronics
Automotive ECUs and infotainment systems utilize the XC18V02PC44C0936 for robust FPGA configuration in harsh environmental conditions.
Technical Performance Characteristics
| Performance Parameter |
Specification |
| Access Time |
Fast serial access optimized for FPGA loading |
| Configuration Clock |
Driven by FPGA in Master Serial mode |
| Cascade Capability |
Supports daisy-chain configuration |
| Interface Type |
Standard JTAG programming interface |
| Programming Method |
In-system via JTAG or pre-programmed |
| Voltage Supply |
Single 3.3V supply |
Pin Configuration and Package Information
44-Pin PLCC Package Details
The XC18V02PC44C0936 utilizes a standard 44-pin PLCC (Plastic Leaded Chip Carrier) package measuring approximately 17.5mm x 17.5mm, providing:
Pin Categories:
- Power supply pins (VCC, GND)
- JTAG programming interface (TDI, TDO, TMS, TCK)
- Serial configuration interface (CLK, DATA, CE, OE)
- Cascade support pins (CEO)
- Reserved and no-connect pins
Programming and Configuration Options
JTAG In-System Programming
The XC18V02PC44C0936 supports industry-standard JTAG programming using:
- AMD Xilinx iMPACT software
- Third-party JTAG programmers
- Automated production programming systems
- SVF file generation for manufacturing
Pre-Programming Options
For high-volume manufacturing, the device can be pre-programmed before board assembly using:
- Universal device programmers
- Gang programmers for volume production
- Custom programming fixtures
Master Serial Configuration Mode
When connected to an FPGA in Master Serial mode:
- FPGA generates configuration clock
- XC18V02PC44C0936 outputs bitstream data
- FPGA completes self-configuration
- System becomes operational
Comparison with Other Configuration PROMs
| Feature |
XC18V02PC44C0936 |
XC18V01 |
XC18V04 |
| Memory Size |
2 Megabit |
1 Megabit |
4 Megabit |
| Package Option |
44-Pin PLCC |
20-Pin PLCC |
44-Pin PLCC |
| Use Case |
Medium-size FPGAs |
Small FPGAs |
Large FPGAs |
| Typical Applications |
General embedded systems |
Cost-sensitive designs |
Complex configurations |
Design Considerations
Power Supply Requirements
The XC18V02PC44C0936 operates from a single 3.3V supply with typical power consumption characteristics:
- Operating current: Low power during active configuration
- Standby current: Minimal current during idle state
- Decoupling: Standard 0.1µF ceramic capacitors recommended
PCB Layout Guidelines
For optimal performance, designers should:
- Place decoupling capacitors close to VCC pins
- Use ground plane for noise immunity
- Keep JTAG traces short and controlled impedance
- Provide adequate thermal relief for soldering
Configuration Timing
The device supports standard Xilinx configuration timing:
- Clock frequencies up to maximum specified rate
- Compatible with various FPGA configuration speeds
- Deterministic configuration completion
Quality and Compliance
Manufacturing Standards
The XC18V02PC44C0936 is manufactured under:
- ISO 9001 certified quality management
- RoHS compliant materials
- Lead-free packaging options
- Industry-standard reliability testing
Temperature Grades
Commercial Grade (0936 suffix):
- Operating temperature: 0°C to +70°C
- Storage temperature: -65°C to +150°C
- Suitable for most commercial applications
Ordering Information and Availability
Part Number Breakdown
XC18V02PC44C0936
- XC18V = XC18V00 series configuration PROM family
- 02 = 2 Megabit density
- P = PLCC package type
- C44 = 44-pin package, commercial temperature
- C = Commercial temperature grade (0°C to +70°C)
- 0936 = Speed grade and manufacturing code
Purchase Options
The XC18V02PC44C0936 is available through:
- Authorized AMD/Xilinx distributors
- Electronic component distributors (DigiKey, Mouser, Arrow)
- Direct from manufacturer for volume orders
- Qualified aftermarket suppliers for legacy support
Frequently Asked Questions
What FPGAs are compatible with the XC18V02PC44C0936?
The XC18V02PC44C0936 is compatible with Xilinx Spartan and Virtex series FPGAs that support serial configuration mode. It works seamlessly with devices requiring up to 2 megabits of configuration data.
Can the XC18V02PC44C0936 be reprogrammed?
Yes, the device supports in-system reprogramming through JTAG interface with a guaranteed minimum of 20,000 program-erase cycles.
What is the difference between XC18V02PC44C and XC18V02PC44I?
The “C” designation indicates commercial temperature grade (0°C to +70°C), while “I” indicates industrial grade (-40°C to +85°C). Both have identical functionality but different operating temperature ranges.
How do I program the XC18V02PC44C0936?
Programming can be accomplished through JTAG interface using Xilinx iMPACT software or compatible third-party programming tools supporting SVF file format.
What is the typical configuration time?
Configuration time depends on FPGA clock frequency, typically ranging from milliseconds to a few seconds for complete bitstream loading.
Storage and Handling Recommendations
ESD Protection
The XC18V02PC44C0936 contains sensitive CMOS circuitry requiring:
- ESD-safe handling procedures
- Grounded workstations during installation
- Anti-static packaging for storage
- Class 1 ESD protection recommended (HBM >2000V)
Moisture Sensitivity
The device is classified as Moisture Sensitivity Level (MSL) 3:
- Maximum floor life: 168 hours at ≤30°C/60% RH after bag opening
- Baking required if exposure time exceeded
- Storage in moisture barrier bag recommended
Conclusion: Why Choose the XC18V02PC44C0936
The XC18V02PC44C0936 represents an ideal configuration memory solution for FPGA-based systems requiring:
- Reliable performance with 20-year data retention
- Flexible reprogrammability with 20,000 cycle endurance
- Cost-effective design for medium-density applications
- Industry-proven reliability from AMD Xilinx
Whether you’re developing industrial control systems, telecommunications equipment, or embedded computing platforms, the XC18V02PC44C0936 delivers the configuration storage capabilities essential for successful FPGA implementation.
