LC4064V-10TN44I CPLD | Lattice Semiconductor | 3.3V 64-Macrocell Programmable Logic Device
The LC4064V-10TN44I from Lattice Semiconductor represents a cutting-edge solution in the realm of Complex Programmable Logic Devices (CPLDs). This high-performance IC combines robust functionality with flexible programmability, making it an excellent choice for engineers designing advanced digital systems. With its 64 macrocells and 10ns maximum propagation delay, this device delivers the speed and logic density required for modern embedded applications. The 3.3V operation voltage ensures compatibility with contemporary low-power designs while maintaining excellent noise immunity. Housed in a compact 44-TQFP package (10 10mm), this CPLD offers an optimal balance between I/O capability and board space efficiency.
At the heart of the LC4064V-10TN44I lies its advanced architecture featuring four logic blocks with 64 macrocells total. This configuration provides designers with ample resources to implement complex state machines, interface logic, and glue logic functions. The device supports in-system programming (ISP) through the IEEE 1149.1 JTAG interface, enabling field updates and configuration changes without physical removal from the circuit board. With 30 user I/O pins, the CPLD offers sufficient connectivity for most medium-complexity designs. The industrial temperature range of -40 C to +105 C (TJ) ensures reliable operation in demanding environments, from factory automation to automotive applications.
The electrical characteristics of the LC4064V-10TN44I demonstrate its engineering excellence. Operating from a 3.0V to 3.6V supply voltage, the device maintains low power consumption while delivering impressive performance. The 10ns maximum propagation delay translates to clock speeds up to 100MHz, suitable for most real-time control applications. Each macrocell can be individually configured for either combinatorial or registered operation, providing designers with exceptional flexibility. The device also features programmable slew rate control and pull-up resistors, allowing optimization for both speed and power consumption in various applications.
Typical applications for the LC4064V-10TN44I span multiple industries, including industrial control systems, telecommunications equipment, automotive electronics, and consumer devices. In industrial settings, it's commonly used for PLCs, motor control, and sensor interfacing. Communication systems benefit from its ability to implement protocol bridges and interface conversion logic. Automotive designs utilize this CPLD for dashboard electronics, lighting control, and basic ADAS functions. The device's reliability and reprogrammability make it particularly valuable for prototyping and low-to-medium volume production where design flexibility is crucial. Additional features like hot-socketing capability and bus-friendly I/Os further enhance its versatility across these applications.
Lattice Semiconductor provides comprehensive development support for the LC4064V-10TN44I through its ispLEVER design tool suite. This software environment offers schematic entry, VHDL/Verilog synthesis, and simulation capabilities, streamlining the design process from concept to implementation. The toolchain includes optimized macro libraries and pre-verified IP cores that significantly reduce development time. For engineers transitioning from other CPLD families, Lattice offers migration guides and pin-compatible alternatives within its product portfolio. With its combination of performance, flexibility, and strong vendor support, the LC4064V-10TN44I stands as a compelling choice for designers seeking reliable programmable logic solutions.
