Lattice Semiconductor

LC4256C-75FTN256AC

LC4256C-75FTN256AC Description

The LC4256C-75FTN256AC is a high-performance CPLD (Complex Programmable Logic Device) from Lattice Semiconductor, part of the ispMACH® 4000C series. This device is designed for complex logic applications requiring high-speed performance and flexibility. It features 256 macrocells, 128 I/Os, and a programmable type that allows in-system programming, making it highly adaptable for various electronic designs. The operating temperature range of 0°C to 90°C (TJ) ensures reliable performance across a broad range of environmental conditions. The device operates with an internal voltage supply of 1.65V to 1.95V, making it suitable for low-power applications. The maximum delay time (tpd) of 7.5 ns ensures fast signal processing, which is crucial for high-speed applications.

LC4256C-75FTN256AC Features

• High Macrocell Count: With 256 macrocells, the LC4256C-75FTN256AC can handle complex logic functions, providing more capabilities compared to CPLDs with fewer macrocells.
• In-System Programmability: This feature allows for easy reprogramming and updates without the need for additional hardware, enhancing flexibility and reducing development time.
• Low Power Consumption: The internal voltage supply range of 1.65V to 1.95V ensures low power consumption, making it ideal for battery-operated and energy-efficient systems.
• Fast Performance: The maximum delay time of 7.5 ns ensures high-speed signal processing, which is essential for applications requiring rapid data handling.
• Surface Mount Technology: The surface mount mounting type allows for compact and reliable designs, suitable for modern PCB layouts.
• Moisture Sensitivity Level (MSL) 3: This rating ensures the device can withstand up to 168 hours of exposure to moisture, enhancing its reliability in various environments.
• Compliance and Safety: The device is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations and safety standards.

LC4256C-75FTN256AC Applications

The LC4256C-75FTN256AC is ideal for a wide range of applications due to its high macrocell count, fast performance, and low power consumption. Some specific use cases include:

• Telecommunications: Ideal for base stations, switches, and other communication infrastructure where high-speed signal processing and complex logic functions are required.
• Consumer Electronics: Suitable for advanced control systems in devices such as smart TVs, gaming consoles, and high-end audio equipment.
• Industrial Automation: Perfect for programmable logic controllers (PLCs) and industrial control systems that require reliable and high-speed logic processing.
• Automotive Electronics: Can be used in advanced driver-assistance systems (ADAS) and vehicle control units where compact design and high performance are crucial.
• Medical Equipment: Suitable for medical imaging devices, diagnostic equipment, and other medical systems that require high reliability and fast processing.

Conclusion of LC4256C-75FTN256AC

The LC4256C-75FTN256AC from Lattice Semiconductor is a versatile and high-performance CPLD designed to meet the demands of modern electronic systems. Its combination of 256 macrocells, 128 I/Os, and in-system programmability makes it a powerful tool for complex logic applications. The low power consumption and fast performance ensure it is suitable for a wide range of industries, from telecommunications to automotive and medical equipment. Despite being marked as obsolete, the LC4256C-75FTN256AC remains a reliable choice for engineers seeking a robust and flexible CPLD solution.