The XC2C256-6FTG256C is a high-performance Complex Programmable Logic Device (CPLD) from the renowned Xilinx CoolRunner-II family. This advanced programmable logic IC delivers exceptional speed with 5.7ns pin-to-pin delays while maintaining ultra-low power consumption. Engineers and designers seeking reliable CPLD solutions for industrial, consumer, and communication applications will find the XC2C256-6FTG256C an ideal choice for their embedded system designs.
XC2C256-6FTG256C Key Features and Benefits
The CoolRunner-II XC2C256-6FTG256C combines superior performance with industry-leading power efficiency. This CPLD operates at 1.8V core voltage while supporting multi-voltage I/O from 1.5V to 3.3V, making it perfect for mixed-voltage system integration.
Ultra-Low Power Consumption
One of the standout features of the XC2C256-6FTG256C is its remarkable power efficiency. With a quiescent current as low as 13µA, this CPLD significantly extends battery life in portable applications. The innovative Fast Zero Power technology ensures minimal standby power while delivering instant-on operation.
High-Speed Performance Specifications
The -6 speed grade designation indicates this device achieves the fastest timing in the XC2C256 family. Engineers benefit from 5.7ns pin-to-pin propagation delays and 256MHz system frequency, enabling high-throughput data processing and precise timing control in demanding applications.
XC2C256-6FTG256C Technical Specifications Table
| Parameter |
Specification |
| Manufacturer |
Xilinx (AMD) |
| Device Family |
CoolRunner-II CPLD |
| Part Number |
XC2C256-6FTG256C |
| Macrocells |
256 |
| System Gates |
6,000 |
| Maximum Frequency |
256 MHz |
| Pin-to-Pin Delay |
5.7 ns |
| Core Voltage |
1.8V |
| I/O Voltage Range |
1.5V to 3.3V |
| User I/O Pins |
184 |
| Quiescent Current |
13 µA |
| Process Technology |
0.18µm CMOS |
| Package Type |
256-Ball FTBGA |
| Package Dimensions |
17mm × 17mm |
| Ball Pitch |
1.0mm |
| Temperature Range |
Commercial (0°C to +70°C) |
| RoHS Status |
Compliant (Pb-free) |
XC2C256-6FTG256C Package and Pin Configuration
The 256-ball Fine Pitch Thin Ball Grid Array (FTBGA) package provides excellent thermal performance and signal integrity. This compact package measures 17mm × 17mm with a 1.0mm ball pitch, ideal for space-constrained PCB designs.
Available Package Options for XC2C256
| Package Type |
Pin Count |
User I/O |
Dimensions |
| VQFP |
100 |
80 |
14mm × 14mm |
| TQFP |
144 |
118 |
20mm × 20mm |
| CP BGA |
132 |
106 |
8mm × 8mm |
| PQFP |
208 |
173 |
28mm × 28mm |
| FTBGA |
256 |
184 |
17mm × 17mm |
CoolRunner-II Architecture Overview
Advanced Interconnect Matrix (AIM)
The XC2C256-6FTG256C features eight Function Blocks interconnected through a low-power Advanced Interconnect Matrix. The AIM feeds 40 true and complement inputs to each Function Block, enabling efficient signal routing with minimal propagation delay.
Function Block Structure
Each Function Block contains 32 macrocells with product term allocation for maximum design flexibility. The optimized architecture supports effective logic synthesis, allowing designers to implement complex digital functions efficiently.
XC2C256-6FTG256C I/O Standards Compatibility
| I/O Standard |
Output VCCIO |
Input VCCIO |
| LVTTL |
3.3V |
3.3V |
| LVCMOS33 |
3.3V |
3.3V |
| LVCMOS25 |
2.5V |
2.5V |
| LVCMOS18 |
1.8V |
1.8V |
| 1.5V I/O |
1.5V |
1.5V |
| HSTL-1 |
1.5V |
1.5V |
| SSTL2-1 |
2.5V |
2.5V |
| SSTL3-1 |
3.3V |
3.3V |
Power-Saving Technologies
DataGATE Feature
The DataGATE function allows selective disabling of CPLD inputs during specific time periods. By mapping signals to DataGATE, designers achieve lower power consumption through reduced signal switching activity.
DualEDGE Flip-Flop Technology
The DualEDGE flip-flop feature enables high-performance synchronous operation based on lower frequency clocking. This capability reduces total power consumption while maintaining system performance.
CoolCLOCK Feature
Combining clock division (by 2) with DualEDGE flip-flops delivers the CoolCLOCK feature. The device includes circuitry to divide one externally supplied global clock (GCK2) by eight different selections, yielding both even and odd clock frequencies.
XC2C256-6FTG256C Applications
The versatility of the XC2C256-6FTG256C makes it suitable for numerous applications across multiple industries:
Industrial Applications
- Programmable logic controllers (PLC)
- Motor control systems
- Industrial automation equipment
- Sensor interface circuits
Consumer Electronics
- Portable devices requiring extended battery life
- Display controllers
- Audio/video processing systems
- Gaming peripherals
Communication Systems
- Network interface cards
- Protocol conversion
- Signal routing and switching
- Telecommunications equipment
Medical Devices
- Patient monitoring systems
- Diagnostic equipment interfaces
- Portable medical instruments
Design Tools and Development Support
Engineers can develop applications for the XC2C256-6FTG256C using Xilinx ISE Design Suite. The comprehensive toolchain includes synthesis, implementation, and programming utilities specifically optimized for CoolRunner-II devices.
Why Choose XC2C256-6FTG256C for Your Next Project
The XC2C256-6FTG256C offers an exceptional balance of performance, power efficiency, and design flexibility. Key advantages include:
- Industry-leading 5.7ns pin-to-pin performance
- Ultra-low 13µA standby current for battery-powered applications
- Multi-voltage I/O supporting 1.5V to 3.3V interfaces
- 184 user I/O pins in a compact 17mm × 17mm package
- RoHS-compliant Pb-free construction
- Proven 0.18µm CMOS technology reliability
Ordering Information
| Part Number |
Speed Grade |
Package |
Temperature |
| XC2C256-6FTG256C |
-6 (Fastest) |
256 FTBGA |
Commercial |
| XC2C256-7FTG256C |
-7 |
256 FTBGA |
Commercial |
| XC2C256-7FTG256I |
-7 |
256 FTBGA |
Industrial |
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