The XCF32PFSG48C is a high-performance 32Mbit in-system programmable configuration PROM manufactured by AMD/Xilinx. This Platform Flash memory device provides reliable, cost-effective storage for Xilinx FPGA configuration bitstreams, making it an essential component for embedded systems, telecommunications, industrial automation, and automotive electronics applications.
XCF32PFSG48C Key Features and Benefits
The XCF32PFSG48C belongs to the XCFxxP Platform Flash PROM family, offering advanced features that simplify FPGA configuration while maintaining exceptional reliability and performance.
High-Density Configuration Storage
With a 32Mbit (4MB) memory capacity, the XCF32PFSG48C can store configuration data for medium to large Xilinx FPGA devices. This substantial storage capacity supports complex logic designs and accommodates multiple configuration images through its design revisioning feature.
Flexible Configuration Modes
The XCF32PFSG48C supports multiple FPGA configuration modes:
- Master Serial Mode – PROM controls configuration clock
- Slave Serial Mode – External master provides clock
- Master SelectMAP Mode – Parallel 8-bit configuration with PROM clock control
- Slave SelectMAP Mode – Parallel 8-bit configuration with external clock
In-System Programmability via JTAG
Engineers can reprogram the XCF32PFSG48C directly on the PCB using standard JTAG interface, eliminating the need for device removal during firmware updates. This feature significantly reduces development time and simplifies field upgrades.
XCF32PFSG48C Technical Specifications
| Parameter |
Specification |
| Manufacturer |
AMD/Xilinx |
| Part Number |
XCF32PFSG48C |
| Memory Type |
Flash PROM |
| Memory Density |
32Mbit (4MB) |
| Package Type |
48-TFBGA (Thin Fine-Pitch Ball Grid Array) |
| Pin Count |
48 Pins |
| Mounting Type |
Surface Mount |
XCF32PFSG48C Electrical Characteristics
| Parameter |
Min |
Typical |
Max |
Unit |
| VCCINT (Core Voltage) |
1.65 |
1.8 |
2.0 |
V |
| VCCO (I/O Voltage) |
1.8 |
– |
3.3 |
V |
| Clock Frequency |
– |
– |
50 |
MHz |
| Data Output Rate |
– |
– |
33 |
MHz |
XCF32PFSG48C Operating Conditions
| Parameter |
Specification |
| Operating Temperature Range |
-40°C to +85°C |
| Storage Temperature |
-65°C to +150°C |
| Humidity Sensitivity Level |
MSL 3 |
| RoHS Compliance |
Yes |
| Lead-Free |
Yes |
| REACH Compliant |
Yes |
XCF32PFSG48C Platform Flash PROM Advanced Features
Bitstream Compression Support
The XCF32PFSG48C supports Xilinx bitstream compression technology, allowing larger FPGA designs to fit within the available memory space. This feature is particularly valuable when working with high-density FPGA devices.
Design Revisioning Capability
Multiple FPGA configuration images can be stored within a single XCF32PFSG48C device. This design revisioning feature enables:
- Storage of backup configurations
- A/B firmware update schemes
- Multiple product variants in single hardware
Built-In Error Detection
The integrated CRC (Cyclic Redundancy Check) verification ensures data integrity during configuration transfer. This error detection mechanism prevents corrupted bitstreams from being loaded into the FPGA.
High Endurance and Data Retention
| Reliability Parameter |
Specification |
| Program/Erase Cycles |
20,000 minimum |
| Data Retention |
20 years minimum |
XCF32PFSG48C Pin Configuration and Interface
JTAG Programming Interface
| Pin Name |
Function |
| TDI |
Test Data Input |
| TDO |
Test Data Output |
| TMS |
Test Mode Select |
| TCK |
Test Clock |
Configuration Interface Pins
| Pin Name |
Function |
| CLK |
Configuration Clock Input |
| CEO |
Chip Enable Output (for cascading) |
| CF |
Configuration Done Flag |
| OE/RESET |
Output Enable / Reset |
| D[0:7] |
Parallel Data Output (SelectMAP mode) |
| DATA |
Serial Data Output |
XCF32PFSG48C Compatible FPGA Families
The XCF32PFSG48C provides configuration support for various Xilinx FPGA families:
| FPGA Family |
Compatibility |
| Virtex-4 |
✓ Supported |
| Virtex-5 |
✓ Supported |
| Spartan-3 |
✓ Supported |
| Spartan-3E |
✓ Supported |
| Spartan-3A |
✓ Supported |
| Spartan-3AN |
✓ Supported |
| Spartan-6 |
✓ Supported |
XCF32PFSG48C Application Areas
Industrial Automation
The wide operating temperature range (-40°C to +85°C) makes the XCF32PFSG48C ideal for industrial control systems, PLCs, and factory automation equipment requiring reliable FPGA configuration in harsh environments.
Telecommunications Equipment
High-speed data output rates up to 33MHz enable fast FPGA boot times, critical for telecommunications infrastructure where system availability is paramount.
Automotive Electronics
RoHS-compliant and lead-free construction meets automotive industry environmental requirements while providing reliable operation across extended temperature ranges.
Embedded Systems
The compact 48-TFBGA package and low-voltage operation (1.8V core) make the XCF32PFSG48C suitable for space-constrained embedded applications with strict power budgets.
XCF32PFSG48C vs. Other Platform Flash PROMs
| Feature |
XCF08P |
XCF16P |
XCF32PFSG48C |
| Density |
8Mbit |
16Mbit |
32Mbit |
| Core Voltage |
1.8V |
1.8V |
1.8V |
| Serial Config |
✓ |
✓ |
✓ |
| Parallel Config |
✓ |
✓ |
✓ |
| Compression |
✓ |
✓ |
✓ |
| Design Revisioning |
Limited |
✓ |
✓ |
Programming Tools and Software Support
The XCF32PFSG48C can be programmed using Xilinx development tools:
- Xilinx ISE Design Suite – Complete development environment for legacy designs
- Xilinx Vivado Design Suite – Modern design tools with programming support
- iMPACT – Dedicated JTAG programming software
- Third-party programmers – Compatible with standard JTAG programmers
XCF32PFSG48C Ordering Information
| Part Number |
Package |
Temperature Grade |
Lead-Free |
| XCF32PFSG48C |
48-TFBGA |
Commercial (-40°C to +85°C) |
Yes |
| XCF32PVOG48C |
48-VFBGA |
Commercial (-40°C to +85°C) |
Yes |
Frequently Asked Questions About XCF32PFSG48C
What is the XCF32PFSG48C used for?
The XCF32PFSG48C is a configuration PROM that stores FPGA bitstream data. When power is applied, it automatically loads configuration data into compatible Xilinx FPGAs, enabling them to perform their programmed functions.
Can the XCF32PFSG48C be reprogrammed?
Yes, the XCF32PFSG48C supports in-system programming through its JTAG interface. It can be reprogrammed up to 20,000 times without removal from the circuit board.
What is the maximum configuration clock speed?
The XCF32PFSG48C supports clock frequencies up to 50MHz, with data output rates reaching 33MHz for high-speed FPGA configuration.
Is the XCF32PFSG48C RoHS compliant?
Yes, the XCF32PFSG48C is fully RoHS compliant and available in lead-free packaging, meeting current environmental regulations for electronic components.
Summary
The XCF32PFSG48C Platform Flash PROM delivers a robust, reliable solution for Xilinx FPGA configuration requirements. With 32Mbit storage capacity, multiple configuration modes, in-system programmability, and industrial-grade operating specifications, this device serves as an excellent choice for applications demanding high reliability and flexibility. Whether designing telecommunications equipment, industrial controllers, or embedded systems, the XCF32PFSG48C provides the performance and features necessary for successful FPGA-based designs.
