LC4064ZC-75TN48C CPLD - High-Speed Programmable Logic Device by Lattice Semiconductor
The LC4064ZC-75TN48C is a cutting-edge Complex Programmable Logic Device (CPLD) from Lattice Semiconductor, designed to deliver exceptional performance for advanced digital designs. With a maximum propagation delay of just 7.5 nanoseconds, this device stands out in applications requiring real-time processing and high-speed signal routing. The CPLD features 64 macrocells organized into 4 logic blocks, providing ample resources for implementing complex state machines, glue logic, and interface protocols. Operating at an internal voltage range of 1.7V to 1.9V, the LC4064ZC-75TN48C achieves an optimal balance between power efficiency and computational performance, making it suitable for both power-sensitive portable devices and high-performance industrial systems.
Packaged in a compact 48-LQFP (7x7mm) surface-mount format, the LC4064ZC-75TN48C offers excellent thermal characteristics and board-level reliability. The device supports 32 I/O pins with programmable slew rate control and bus-maintain circuitry, enabling robust interfacing with various digital components. Its in-system programmability through the industry-standard IEEE 1149.1 JTAG interface allows for convenient field updates and configuration changes without physical access to the device. The CPLD's non-volatile E CMOS technology ensures instant-on operation and maintains configuration even during power cycles, a critical feature for mission-critical applications.
The architectural advantages of the LC4064ZC-75TN48C include a flexible routing structure that provides 100% utilization of all macrocells, eliminating the routing congestion issues common in competing devices. Each macrocell features programmable polarity and individual output enable control, while the global clock network supports up to 6 clock sources with low skew distribution. The device incorporates advanced power management features including a programmable low-power mode that reduces static current consumption by up to 50%, particularly valuable in battery-operated systems. With an industrial temperature range of 0 C to 90 C junction temperature, this CPLD delivers reliable operation in challenging environmental conditions.
Engineers will appreciate the comprehensive development support available for the LC4064ZC-75TN48C, including Lattice's Diamond Design Software and ispLEVER tool suite. These environments provide schematic entry, HDL synthesis (VHDL and Verilog), and advanced place-and-route algorithms optimized for the device architecture. The CPLD is fully compatible with industry-standard programming hardware and supports encrypted bitstreams for intellectual property protection. Sample code and reference designs are available for common functions like UARTs, SPI interfaces, and state machine implementations, significantly reducing development time for common applications.
The LC4064ZC-75TN48C finds extensive application across multiple industries, including telecommunications equipment where it handles protocol bridging and signal conditioning, industrial automation systems performing real-time control logic, and consumer electronics managing user interface and system control functions. In automotive electronics, it serves in dashboard displays and sensor interfaces, while medical devices utilize its deterministic timing for critical control loops. The combination of high speed (192MHz internal frequency), deterministic timing, and reprogrammability makes this CPLD particularly valuable in applications requiring field upgrades or last-minute design changes without hardware modifications. With its robust feature set and proven reliability, the LC4064ZC-75TN48C represents an optimal solution for designers needing flexible logic integration in space-constrained, power-sensitive applications.
