Overview of XA9572XL-15VQG44Q Automotive CPLD
The XA9572XL-15VQG44Q is a high-performance Complex Programmable Logic Device (CPLD) from AMD (formerly Xilinx) designed specifically for automotive and industrial applications requiring exceptional reliability in extreme temperature environments. This 3.3V automotive-grade CPLD combines 72 macrocells with advanced programmability, making it an ideal solution for mission-critical embedded systems.
As part of the XA9500XL automotive CPLD family, the XA9572XL-15VQG44Q delivers superior performance with a system frequency of up to 64.5 MHz and propagation delays as low as 15.5 nanoseconds. This device exemplifies the quality and reliability that engineers expect from Xilinx FPGA product lines.
Key Technical Specifications
Electrical and Performance Characteristics
| Specification |
Value |
| Family |
XA9500XL Automotive CPLD |
| Number of Macrocells |
72 |
| Logic Gates |
1,600 (1.6K) |
| System Frequency |
64.5 MHz maximum |
| Propagation Delay |
15.5 ns (tpd) |
| Supply Voltage |
3.0V to 3.6V |
| Technology Node |
0.35 μm CMOS |
| Operating Temperature |
-40°C to +105°C (Q-Grade) |
| Junction Temperature |
Up to +125°C maximum |
Package and Pin Configuration
| Package Details |
Specifications |
| Package Type |
44-Pin VQFP (Very Thin Quad Flat Pack) |
| Package Dimensions |
10mm × 10mm |
| Number of User I/Os |
34 configurable I/O pins |
| Mounting Type |
Surface Mount Technology (SMT) |
| Pin Pitch |
Standard VQFP pitch |
| Supplier Device Code |
44-VQFP (VQG44) |
Advanced Features and Benefits
In-System Programmability
The XA9572XL-15VQG44Q features comprehensive in-system programming (ISP) capabilities that enable field updates and reduce production costs. This programmability allows:
- Reduced handling during manufacturing
- Lower production programming times
- Enhanced system reliability through field upgrades
- Simplified inventory management with single-part flexibility
Multi-Voltage I/O Compatibility
One of the standout features of this automotive CPLD is its 5V-tolerant I/O pins that accept multiple voltage levels:
- 5.0V signal compatibility
- 3.3V native operation
- 2.5V signal acceptance
- Ideal for multi-voltage system interfacing and level shifting applications
This multi-voltage capability makes the XA9572XL-15VQG44Q exceptionally versatile for mixed-voltage system designs commonly found in automotive electronics.
FastCONNECT II Switch Matrix
The integrated FastCONNECT II switch matrix technology provides:
- Superior pin-locking capability
- Enhanced routability for complex designs
- Multiple design iterations without PCB re-spins
- Predictable timing across design changes
Automotive Qualification and Quality
AEC-Q100 Certification
The XA9572XL-15VQG44Q meets stringent AEC-Q100 automotive qualification standards, ensuring:
- Full Production Part Approval Process (PPAP) support
- Extended temperature range qualification (Q-Grade: -40°C to +105°C)
- Automotive industrial grade compliance (I-Grade: -40°C to +85°C)
- Guaranteed electrical specifications across the entire temperature range
Reliability Features
| Reliability Feature |
Description |
| Input Hysteresis |
All user and boundary-scan pins feature input hysteresis to reduce noise sensitivity |
| Bus-Hold Circuitry |
Eliminates need for external pull-up resistors, reducing BOM costs |
| IEEE 1149.1 JTAG |
Full boundary-scan support for in-system testing and debugging |
| ESD Protection |
Enhanced electrostatic discharge protection for automotive environments |
Application Areas
Automotive Electronics
The XA9572XL-15VQG44Q excels in demanding automotive applications:
- Engine control units (ECU)
- Transmission control modules
- Body control systems
- Advanced driver assistance systems (ADAS)
- Infotainment control interfaces
- Power management systems
Industrial Control Systems
Ideal for harsh industrial environments requiring:
- Motor control and drive systems
- Programmable logic controllers (PLC)
- Factory automation equipment
- Process control interfaces
- Safety-critical monitoring systems
Communication and Networking
Perfect for embedded communication applications:
- Protocol conversion and bridging
- Interface adaptation circuits
- Data acquisition systems
- Industrial Ethernet controllers
- Serial communication interfaces
Design and Development
Programming and Configuration
| Design Tool |
Purpose |
| ISE Design Suite |
Legacy design environment for XA9500XL family |
| IMPACT |
Programming and configuration tool |
| JTAG Interface |
Standard boundary-scan programming |
| WebPACK |
Free design software option |
Logic Optimization Settings
For automotive applications, AMD recommends:
- Macrocell Power Setting: Low power mode
- Logic Optimization: Density-focused for automotive reliability
- These settings ensure optimal performance within automotive specifications
Competitive Advantages
Why Choose XA9572XL-15VQG44Q?
- Proven Automotive Heritage: Part of AMD’s established XA9500XL automotive product line
- Extended Temperature Range: Q-Grade qualification for extreme environments
- Cost-Effective Solution: Eliminates external components through integrated features
- Future-Proof Design: In-system reprogrammability for field updates
- Industry Standard Compliance: Full JTAG and automotive standards support
Comparison with Standard CPLDs
| Feature |
XA9572XL-15VQG44Q |
Standard CPLD |
| Temperature Range |
-40°C to +105°C |
-40°C to +85°C typical |
| AEC-Q100 Qualified |
Yes |
No |
| PPAP Support |
Full support |
Not available |
| 5V Tolerance |
Yes, on all I/Os |
Limited or none |
| Junction Temperature |
Up to +125°C |
Up to +110°C |
Ordering and Availability
Part Number Breakdown
XA9572XL-15VQG44Q decodes as:
- XA: Automotive-qualified device
- 9572: 72 macrocell CPLD
- XL: XL performance family
- 15: 15.5 ns speed grade
- VQG44: 44-pin VQFP package
- Q: Q-Grade temperature (-40°C to +105°C)
Package Options Available
The XA9572XL family is available in multiple package configurations:
- 44-pin VQFP (VQG44) – Featured model
- 64-pin VQFP (VQG64) – Additional I/O requirements
- 100-pin TQFP (TQG100) – Maximum I/O density
Technical Support and Resources
Documentation
- Complete datasheet with electrical specifications
- Application notes for automotive design
- Reference designs and evaluation boards
- IBIS models for signal integrity analysis
Design Resources
Engineers implementing the XA9572XL-15VQG44Q can access:
- ISE Design Suite software tools
- Online training modules and webinars
- Technical community forums
- FAE (Field Application Engineer) support
Electrical Characteristics Summary
Absolute Maximum Ratings
| Parameter |
Rating |
| Supply Voltage (VCC) |
-0.5V to +4.0V |
| Input Voltage |
-0.5V to VCC + 0.5V |
| Storage Temperature |
-65°C to +150°C |
| Junction Temperature |
+150°C maximum |
| Maximum DC Undershoot |
0.5V or 10mA |
Recommended Operating Conditions
| Parameter |
Min |
Typ |
Max |
Unit |
| Supply Voltage |
3.0 |
3.3 |
3.6 |
V |
| Ambient Temperature (Q) |
-40 |
+25 |
+105 |
°C |
| Junction Temperature |
-40 |
– |
+125 |
°C |
| VCC Ramp Time |
– |
– |
1 |
ms |
Conclusion
The XA9572XL-15VQG44Q represents an excellent choice for engineers developing automotive and industrial systems that demand reliable operation in extreme conditions. With its combination of 72 macrocells, automotive-grade qualification, multi-voltage I/O support, and comprehensive in-system programmability, this CPLD delivers exceptional value for mission-critical applications.
Whether you’re designing next-generation automotive control systems, industrial automation equipment, or ruggedized communication interfaces, the XA9572XL-15VQG44Q provides the performance, reliability, and flexibility needed to meet your most challenging requirements. Its AEC-Q100 qualification and extended temperature range make it a trusted solution for applications where failure is not an option.
For applications requiring programmable logic solutions with proven automotive pedigree, the XA9572XL-15VQG44Q continues to be a preferred choice among design engineers worldwide.
