M4A3-32/32-5VNC: In-System Programmable CPLD by Lattice Semiconductor | 32 Macrocells, 5ns Delay
The M4A3-32/32-5VNC is a high-performance Complex Programmable Logic Device (CPLD) manufactured by Lattice Semiconductor Corporation. Designed for embedded systems requiring robust programmability and fast signal processing, this CPLD features 32 macrocells and a propagation delay of just 5 nanoseconds. While marked as 'Not For New Designs,' it remains a reliable choice for legacy systems and industrial applications. Its in-system programmability (ISP) allows for firmware updates without removing the device from the circuit board, significantly reducing downtime during development and maintenance.
This CPLD operates at an internal voltage range of 3V to 3.6V, making it compatible with modern low-power designs. The device is housed in a compact 44-pin TQFP package (10x10 mm), ideal for space-constrained PCB layouts. With 32 I/O pins, it offers ample connectivity for interfacing with peripherals, sensors, and other system components. The operating temperature range of 0 C to 70 C ensures reliable performance in both commercial and industrial environments. Its surface-mount design further enhances its suitability for automated assembly processes.
The M4A3-32/32-5VNC excels in applications requiring moderate logic complexity and high-speed operation. Key features include its 32 macrocells, which provide sufficient resources for implementing state machines, glue logic, and interface protocols. The 5ns maximum propagation delay ensures rapid signal processing, critical for real-time control systems. Additionally, the device's ISP capability supports iterative development and field upgrades, making it a versatile solution for evolving project requirements.
Typical applications for the M4A3-32/32-5VNC include industrial control systems, communication interfaces, consumer electronics, and automotive subsystems. Its ability to handle complex logic functions with minimal latency makes it particularly valuable in scenarios where timing precision is paramount. For instance, it can be used to implement custom timing controllers, data multiplexers, or protocol converters. Despite being phased out for new designs, its proven reliability and performance continue to make it a preferred choice for maintaining and upgrading existing systems.
In summary, the M4A3-32/32-5VNC from Lattice Semiconductor offers a balanced combination of speed, flexibility, and integration. Its 32 macrocells and 5ns delay cater to a wide range of embedded applications, while its in-system programmability ensures long-term adaptability. Engineers looking for a dependable CPLD for legacy or specialized projects will find this device to be a cost-effective and efficient solution. For more details or to purchase, explore our online store for competitive pricing and expert support.
