PALCE20V8H-25JC/4: High-Speed EE Programmable Logic Device by Lattice Semiconductor

Introduction to PALCE20V8H-25JC/4

The PALCE20V8H-25JC/4 represents Lattice Semiconductor's cutting-edge solution for high-performance programmable logic applications. As part of the renowned PAL (Programmable Array Logic) family, this 25-nanosecond EE PLD delivers exceptional speed and flexibility for complex digital designs. Engineered for reliability and efficiency, it serves as a cornerstone component in modern embedded systems, telecommunications infrastructure, and industrial control applications.

Comprehensive Technical Specifications

Manufacturer Details

• Manufacturer: Lattice Semiconductor Corporation (Nasdaq: LSCC)
• Product Line: PALCE20V Series
• Status: Active production (RoHS compliant)
• First Released: 1998 (continually improved)

Architecture Overview

• Logic Type: Electrically Erasable PLD (EE PLD)
• Technology: Advanced CMOS process
• Macrocell Count: 8 fully configurable macrocells
• Maximum Inputs: 20 dedicated inputs
• Maximum Outputs: 8 programmable I/O pins
• Speed Grade: -25 (25ns maximum propagation delay)

Performance Characteristics

• Propagation Delay: 25ns (maximum)
• Clock Frequency: Up to 40MHz system clock
• Power Consumption: 120mA typical (5V operation)
• Operating Voltage: 4.75V to 5.25V
• Operating Temperature: 0 C to +75 C (commercial grade)

Physical Characteristics

• Package Type: 28-lead PLCC (Plastic Leaded Chip Carrier)
• Package Dimensions: 11.43mm 11.43mm
• Pin Pitch: 1.27mm
• Mounting Style: Surface Mount Technology (SMT)

Key Features and Benefits

Advanced Programmable Logic

The PALCE20V8H-25JC/4 features a sophisticated programmable AND/fixed OR architecture that enables:

• Implementation of complex combinatorial logic
• Flexible state machine designs
• Bus interface logic
• Address decoding circuits

Enhanced System Integration

• Programmable Output Polarity: Each output can be configured as active-high or active-low
• Output Enable Control: Individual output enable terms for each macrocell
• Register Preload: Supports testability features
• Security Fuse: Protects intellectual property

Applications and Use Cases

Industrial Automation Systems

The PALCE20V8H-25JC/4 excels in industrial environments for:

• Motor control interfaces
• PLC (Programmable Logic Controller) expansion
• Sensor signal conditioning
• Equipment status monitoring

Telecommunications Equipment

• Protocol conversion bridges
• Signal routing logic
• Line interface units
• Clock distribution circuits

Consumer Electronics

• Display controller logic
• Remote control signal processing
• Audio/video switching systems
• Gaming peripheral interfaces

Design and Development Support

Programming Tools

Lattice provides comprehensive development support through:

• Lattice Diamond Programmer
• Third-party programmer compatibility (Data I/O, BP Microsystems)
• JEDEC file format support

Reference Designs

• UART interface implementation
• State machine templates
• Address decoder examples
• Bus interface applications

Comparative Advantage

When benchmarked against similar PLDs, the PALCE20V8H-25JC/4 offers:

• 15% faster speed than competing 5V PLDs
• 30% lower power consumption than previous generation devices
• Enhanced noise immunity for industrial environments
• Superior reliability with 10,000 program/erase cycles

Purchasing Information

• Packaging Options: Tape & Reel (2000 units), Tube (50 units)
• Minimum Order Quantity: 1 unit (samples available)
• Lead Time: Standard 6-8 weeks, expedited options available
• Pricing Tier: Volume discounts starting at 100 units

Conclusion

The PALCE20V8H-25JC/4 stands as a testament to Lattice Semiconductor's commitment to high-performance programmable logic solutions. With its 25ns operation speed, robust architecture, and versatile applications, this EE PLD continues to be the preferred choice for engineers designing next-generation digital systems across multiple industries.

For design engineers seeking reliable, high-speed programmable logic with proven field performance, the PALCE20V8H-25JC/4 delivers an optimal balance of speed, power efficiency, and design flexibility. Its enduring popularity in the industry demonstrates its capability to meet the evolving demands of modern electronic systems.

Contact our technical sales team today to discuss how the PALCE20V8H-25JC/4 can enhance your next design project. Request samples, datasheets, or application notes through our website's contact form.