XC2C256-7TQ144C

Complex Programmable Logic Devices Overview

The XC2C256-7TQ144C is a CoolRunner-II Complex Programmable Logic Device (CPLD) manufactured by AMD. It features 256 macrocells, 16 logic blocks, and approximately 6000 system gates. The device supports In-System Programming (ISP) and operates within a supply voltage range of 1.7V to 1.9V. Maximum propagation delay is specified at 7 ns. It is housed in a 144-pin Thin Quad Flat Package (TQFP) with an operating temperature range of 0°C to 70°C.

Complex Programmable Logic Devices Feature Summary

• 256 Macrocells and 16 Logic Blocks for complex logic implementation
• In-System Programmability (ISP) for flexible design updates
• Low Voltage Operation: 1.7V to 1.9V internal supply
• High Performance: 7 ns maximum propagation delay

Complex Programmable Logic Devices Applications

• Logic level translation between different voltage domains
• Address decoding and chip select generation
• Simple state machine implementation
• Bus buffering and protocol conversion

Complex Programmable Logic Devices Procurement Notes

Verify component authenticity through authorized distributors or AMD-certified channels. Confirm RoHS compliance status and check for End-of-Life (EOL) notices, as older CPLD families may have limited production availability. Ensure storage conditions meet moisture sensitivity level (MSL) requirements prior to reflow soldering.

Complex Programmable Logic Devices Selection Notes

Select this component when designs require moderate logic density with low power consumption. Compare against the XC2C256-7VQG100C if a smaller 100-pin VQFP package is preferred. Verify that the 144-pin TQFP footprint fits the PCB layout constraints and that the 1.8V I/O levels are compatible with the target system interfaces.

Complex Programmable Logic Devices Part Context

This part belongs to the AMD CoolRunner-II family of CPLDs, designed for low-power, high-density applications. It utilizes advanced CMOS technology to provide non-volatile configuration memory. The XC2C256 variant offers a balance of performance and pin count suitable for embedded control tasks.

Complex Programmable Logic Devices Replacement Considerations

Direct pin-to-pin replacements are limited due to specific package and timing variations. Potential alternatives include other members of the CoolRunner-II series with compatible pinouts or comparable CPLDs from other manufacturers such as Lattice Semiconductor, provided logic capacity and I/O voltage levels match.