The XC2C64A-7VQG44I is a cutting-edge Complex Programmable Logic Device (CPLD) from AMD (formerly Xilinx), designed to deliver exceptional performance and flexibility for modern embedded applications. This CoolRunner-II family device combines low power consumption with high-speed operation, making it an ideal choice for industrial control systems, consumer electronics, and communications equipment.
Overview of XC2C64A-7VQG44I CPLD
The XC2C64A-7VQG44I represents AMD’s commitment to providing designers with powerful, energy-efficient programmable logic solutions. Built on advanced 0.18um CMOS technology, this CPLD offers 64 macrocells and operates at speeds up to 159MHz, delivering the performance needed for time-critical applications while maintaining ultra-low power consumption.
Key Features of XC2C64A-7VQG44I
| Feature |
Specification |
| Manufacturer |
AMD (Xilinx) |
| Product Family |
CoolRunner-II CPLD |
| Part Number |
XC2C64A-7VQG44I |
| Package Type |
44-Pin VTQFP |
| Operating Voltage |
1.8V |
| Technology Node |
0.18um CMOS |
| Maximum Frequency |
159MHz |
Technical Specifications and Performance
XC2C64A-7VQG44I Architecture Details
The XC2C64A-7VQG44I CPLD architecture is optimized for both performance and power efficiency, featuring:
| Specification |
Value |
| Macrocells |
64 |
| Usable Gates |
1,500 (1.5K) |
| Operating Speed |
159MHz |
| Power Supply Voltage |
1.7V to 1.9V |
| Package |
44-Pin VTQFP |
| I/O Standards |
Multiple JEDEC Standards |
| Temperature Range |
Industrial (-40°C to +85°C) |
Advanced CPLD Capabilities
The XC2C64A-7VQG44I offers sophisticated features that set it apart from conventional programmable logic devices:
- In-System Programmable (ISP): Update your designs without removing the chip from the board
- JTAG Boundary-Scan: IEEE 1149.1/1532 compliant for easy testing and programming
- Zero-Power Technology: Virtually zero standby power consumption
- Fast Timing Performance: 6.7ns pin-to-pin propagation delay
- Flexible I/O Configuration: Supports 1.5V to 3.3V I/O levels with Schmitt-trigger inputs
XC2C64A-7VQG44I Applications and Use Cases
Industrial Control Systems
The XC2C64A-7VQG44I excels in industrial environments where reliability and low power consumption are critical. Its robust design handles sensor interfacing, motor control logic, and system monitoring with ease.
Consumer Electronics Design
From smart home devices to portable electronics, the XC2C64A-7VQG44I provides the glue logic and control functions needed in modern consumer products while extending battery life through its ultra-low power architecture.
Communications Equipment
In telecommunications and networking applications, this CPLD manages protocol conversion, signal conditioning, and interface logic at high speeds without compromising power efficiency.
Pin Configuration and Package Information
XC2C64A-7VQG44I Package Details
| Package Parameter |
Specification |
| Package Type |
VTQFP (Very Thin Quad Flat Pack) |
| Pin Count |
44 |
| Body Size |
10mm x 10mm |
| Pin Pitch |
0.8mm |
| Height |
1.0mm maximum |
| Mounting |
Surface Mount |
Programming and Development Tools
Compatible Development Software
The XC2C64A-7VQG44I integrates seamlessly with AMD’s industry-standard development tools:
- Vivado Design Suite: For modern FPGA/CPLD design workflows
- ISE Design Suite: Legacy tool support for existing projects
- iMPACT: For device programming and configuration
For designers working with other Xilinx FPGA devices, the XC2C64A-7VQG44I shares similar programming interfaces and workflows, enabling efficient cross-platform development.
Power Consumption and Thermal Management
XC2C64A-7VQG44I Power Characteristics
| Power Parameter |
Typical Value |
| Core Voltage (VCCINT) |
1.8V |
| I/O Voltage (VCCIO) |
1.5V to 3.3V |
| Static Power |
< 100µA typical |
| Dynamic Power |
Varies by design utilization |
| Standby Current |
Virtually zero |
The CoolRunner-II architecture’s zero-power design makes the XC2C64A-7VQG44I particularly attractive for battery-powered and mobile applications where every microwatt counts.
Electrical Characteristics and Reliability
Operating Conditions
| Parameter |
Minimum |
Typical |
Maximum |
Unit |
| Supply Voltage (VCCINT) |
1.7 |
1.8 |
1.9 |
V |
| I/O Voltage (VCCIO) |
1.5 |
– |
3.3 |
V |
| Operating Temperature |
-40 |
25 |
+85 |
°C |
| Storage Temperature |
-65 |
– |
+150 |
°C |
Quality and Compliance
The XC2C64A-7VQG44I meets stringent quality standards:
- RoHS compliant for environmental responsibility
- JEDEC-standard package for manufacturing compatibility
- Automotive-grade versions available for extended temperature ranges
- ESD protection on all pins
Design Considerations for XC2C64A-7VQG44I
PCB Layout Guidelines
When integrating the XC2C64A-7VQG44I into your designs, consider these best practices:
- Decoupling Capacitors: Place 0.1µF ceramic capacitors close to each power pin
- Power Plane Design: Use solid ground and power planes for noise immunity
- Signal Integrity: Keep high-speed signals short and properly terminated
- Thermal Relief: Ensure adequate airflow around the device package
Clock Distribution Strategies
| Clock Parameter |
Specification |
| Maximum Clock Frequency |
159MHz |
| Clock Input Options |
Dedicated or I/O pins |
| PLL Support |
Not available (external required) |
| Clock Distribution |
Internal routing resources |
Comparison with Alternative CPLDs
XC2C64A-7VQG44I vs. Competitive Devices
| Feature |
XC2C64A-7VQG44I |
Alternative A |
Alternative B |
| Macrocells |
64 |
64 |
72 |
| Speed Grade |
159MHz |
125MHz |
150MHz |
| Power Consumption |
Ultra-Low |
Moderate |
Low |
| Package Options |
Multiple |
Limited |
Multiple |
| Price Point |
Competitive |
Higher |
Similar |
Ordering Information and Part Number Breakdown
Understanding XC2C64A-7VQG44I Nomenclature
| Code Segment |
Meaning |
| XC2C |
CoolRunner-II CPLD family |
| 64A |
64 macrocells, enhanced |
| -7 |
Speed grade (fastest available) |
| VQG |
Very thin Quad flat package, Green |
| 44 |
Pin count |
| I |
Industrial temperature range |
Procurement and Availability
Where to Buy XC2C64A-7VQG44I
The XC2C64A-7VQG44I is widely available through authorized distributors including:
- DigiKey Electronics
- Mouser Electronics
- Avnet
- Arrow Electronics
- Newark
Stock Availability and Lead Times
| Availability Status |
Typical Lead Time |
| In Stock |
1-2 business days |
| Limited Stock |
3-5 business days |
| Build to Order |
12-16 weeks |
Storage and Handling Recommendations
XC2C64A-7VQG44I Storage Guidelines
| Condition |
Requirement |
| Storage Temperature |
-65°C to +150°C |
| Relative Humidity |
< 90% non-condensing |
| ESD Protection |
Class 1 (HBM > 2000V) |
| Moisture Sensitivity Level |
MSL 3 |
| Shelf Life |
12 months in sealed bag |
Frequently Asked Questions
What is the main advantage of XC2C64A-7VQG44I over standard CPLDs?
The XC2C64A-7VQG44I features AMD’s innovative zero-power technology, consuming virtually no static power while maintaining high-speed operation at 159MHz. This makes it ideal for battery-powered applications where power efficiency is paramount.
Can the XC2C64A-7VQG44I be programmed in-circuit?
Yes, the XC2C64A-7VQG44I supports In-System Programming (ISP) through its JTAG interface, allowing you to update configurations without removing the device from your circuit board.
What development tools are compatible with XC2C64A-7VQG44I?
The device is compatible with AMD’s Vivado Design Suite and the legacy ISE Design Suite, providing comprehensive support for design entry, synthesis, place-and-route, and programming.
Is the XC2C64A-7VQG44I suitable for automotive applications?
Yes, automotive-grade versions of this CPLD family are available, featuring extended temperature ranges and enhanced reliability specifications for automotive environments.
Conclusion: Why Choose XC2C64A-7VQG44I
The XC2C64A-7VQG44I represents an excellent balance of performance, power efficiency, and flexibility for embedded system designers. With 64 macrocells operating at 159MHz, comprehensive I/O support, and virtually zero standby power consumption, this CoolRunner-II CPLD delivers the capabilities modern applications demand.
Whether you’re designing industrial control systems, consumer electronics, or communications equipment, the XC2C64A-7VQG44I provides the programmable logic resources you need in a compact, efficient package. Its robust feature set, combined with AMD’s proven quality and extensive development tool support, makes it a reliable choice for both prototype and production designs.
