The XC2C256-7TQ144I is a powerful Complex Programmable Logic Device (CPLD) from AMD’s CoolRunner-II family. This industrial-grade CPLD delivers exceptional performance with ultra-low power consumption, making it the ideal choice for designers who need reliable programmable logic in demanding applications.
XC2C256-7TQ144I Key Specifications
| Specification |
Value |
| Manufacturer |
AMD (formerly Xilinx) |
| Product Family |
CoolRunner-II CPLD |
| Gate Count |
6,000 Gates |
| Macrocells |
256 |
| User I/O Pins |
118 |
| Maximum Frequency |
152 MHz |
| Pin-to-Pin Delay |
5.7 ns (typical) |
| Core Voltage |
1.8V |
| I/O Voltage Range |
1.5V to 3.3V |
| Package Type |
144-Pin TQFP |
| Operating Temperature |
-40°C to +85°C (Industrial) |
| Process Technology |
0.18µm CMOS |
Why Choose the XC2C256-7TQ144I CPLD?
Ultra-Low Power Consumption
The XC2C256-7TQ144I stands out in the programmable logic market with its remarkably low power profile. With a quiescent current as low as 13µA and standby power consumption of just 28.8µW, this CPLD is perfect for battery-powered and portable devices where every milliwatt counts.
High-Speed Performance
Engineers requiring fast signal processing will appreciate the 5.7ns pin-to-pin delay and 152MHz maximum operating frequency. These specifications enable rapid data handling and time-critical logic operations essential in modern electronic systems.
Industrial Temperature Rating
The “I” suffix in XC2C256-7TQ144I indicates industrial-grade temperature tolerance from -40°C to +85°C. This extended range ensures reliable operation in harsh environments, including industrial automation, outdoor equipment, and automotive applications.
Instant-On Non-Volatile Technology
Unlike FPGAs that require configuration loading at power-up, the XC2C256-7TQ144I provides instant-on functionality. The device is operational immediately upon power application, eliminating boot delays and configuration management complexity.
XC2C256-7TQ144I Technical Features
Advanced Interconnect Matrix (AIM)
The XC2C256-7TQ144I utilizes AMD’s proprietary Advanced Interconnect Matrix architecture. This low-power interconnect technology feeds 40 true and complement inputs to each of the eight Function Blocks, enabling efficient signal routing while minimizing power dissipation.
Function Block Architecture
| Architecture Element |
Specification |
| Function Blocks |
8 |
| Product Terms per Function Block |
56 |
| PLA Configuration |
40 x 56 P-term |
| Macrocells per Function Block |
16 |
Multi-Voltage I/O Banking
The device features two independent I/O banks supporting multiple voltage standards:
| I/O Standard |
Supported |
| LVTTL |
Yes |
| LVCMOS 3.3V |
Yes |
| LVCMOS 2.5V |
Yes |
| LVCMOS 1.8V |
Yes |
| LVCMOS 1.5V |
Yes |
| HSTL |
Yes |
| SSTL |
Yes |
This multi-voltage capability simplifies interfacing between different logic families and voltage domains in mixed-signal systems.
DataGATE Technology
The CoolRunner-II family’s exclusive DataGATE feature allows designers to block input signals, stopping unnecessary switching activity and further reducing dynamic power consumption during inactive periods.
CoolCLOCK Technology
CoolCLOCK technology automatically combines the clock enable and clock signals at each macrocell, reducing clock network power consumption without affecting timing performance.
XC2C256-7TQ144I Pin Configuration
| Pin Category |
Count |
| Total Pins |
144 |
| User I/O |
118 |
| Global Clock (GCK) |
3 |
| Global Set/Reset (GSR) |
1 |
| Global Output Enable (GTS) |
4 |
| JTAG Interface |
4 |
| Power Supply |
Multiple |
Typical Applications for XC2C256-7TQ144I
The XC2C256-7TQ144I CPLD excels in numerous application scenarios:
Industrial Control Systems
The industrial temperature rating and instant-on capability make this device suitable for PLCs, motor controllers, and factory automation equipment.
Communication Equipment
High-speed interfacing, protocol handling, and signal routing tasks benefit from the device’s fast timing and flexible I/O standards.
Consumer Electronics
Low standby power makes the XC2C256-7TQ144I ideal for portable devices, smart home products, and battery-operated gadgets.
Medical Devices
Reliable operation and low power consumption suit medical monitoring equipment and portable diagnostic instruments.
Glue Logic and Interface Bridging
The multi-voltage I/O banks enable seamless voltage translation and bus bridging between different system components.
Wireless Systems
Remote monitoring, wireless sensor nodes, and IoT edge devices benefit from the combination of low power and adequate logic density.
Development and Programming Tools
The XC2C256-7TQ144I supports programming through the standard JTAG interface and is compatible with AMD’s ISE Design Suite. Designers can implement logic using VHDL or Verilog hardware description languages.
For those exploring programmable logic solutions, the broader Xilinx FPGA portfolio offers additional options for projects requiring higher density or advanced features.
XC2C256-7TQ144I Ordering Information
| Part Number |
Temperature Range |
Package |
RoHS Status |
| XC2C256-7TQ144I |
-40°C to +85°C (Industrial) |
144-TQFP |
Available |
| XC2C256-7TQ144C |
0°C to +70°C (Commercial) |
144-TQFP |
Available |
| XC2C256-7TQG144I |
-40°C to +85°C (Industrial) |
144-TQFP |
Lead-Free |
Package Dimensions and Mounting
The 144-pin TQFP (Thin Quad Flat Pack) package offers a compact footprint suitable for space-constrained designs while providing adequate pin count for complex logic implementations.
| Package Parameter |
Value |
| Package Style |
TQFP-144 |
| Body Size |
20mm x 20mm |
| Lead Pitch |
0.5mm |
| Mounting Type |
Surface Mount (SMD) |
Conclusion
The XC2C256-7TQ144I CoolRunner-II CPLD represents an excellent balance of performance, power efficiency, and reliability for industrial applications. With 256 macrocells, 118 user I/O pins, and industrial temperature tolerance, this device meets the demands of modern embedded system designs requiring programmable logic solutions.
Whether implementing control logic, interface bridging, or signal processing functions, the XC2C256-7TQ144I delivers the speed, flexibility, and low power consumption that today’s electronic products require.
