CY37256VP208-66NC

Complex Programmable Logic Devices Overview

The CY37256VP208-66NC is a high-performance Complex Programmable Logic Device (CPLD) belonging to the Ultra37000 family manufactured by Cypress Semiconductor. It features 256 macrocells and supports up to 208 I/O pins within a 208-pin QFP package. The device operates on a single 3.3V supply voltage with a maximum propagation delay of 6.6 ns. It utilizes In-System Reprogrammable (ISR) CMOS technology, allowing for electrical erasure and reconfiguration via JTAG without altering pinout or timing characteristics.

Complex Programmable Logic Devices Feature Summary

• Supports In-System Reprogrammable (ISR) functionality for flexible design updates
• Maintains consistent pinout and timing across design revisions
• Features intelligent product term allocation for optimized logic density

Complex Programmable Logic Devices Applications

• High-density digital logic replacement
• Bus protocol bridging and translation
• Address decoding and control logic implementation

Complex Programmable Logic Devices Procurement Notes

Verify component authenticity as this part may be discontinued. Confirm package integrity and lead condition upon receipt. Ensure ESD-safe handling procedures are followed during storage and assembly. Check for RoHS compliance status if required for specific regulatory environments. Validate datasheet revisions against current Infineon documentation.

Complex Programmable Logic Devices Selection Notes

Select this model when 256 macrocells and high I/O count are required in a QFP form factor. Consider the 6.6 ns speed grade for moderate-to-high frequency applications. Verify voltage compatibility with 3.3V system rails. Evaluate ISR requirements against non-volatile memory alternatives if power-down retention is critical.

Complex Programmable Logic Devices Part Context

Part of the Ultra37000 CPLD family offering high-density programmable logic. Manufactured originally by Cypress Semiconductor, now under Infineon Technologies. Designed for applications requiring flexibility, ease of use, and high performance in complex digital systems.

Complex Programmable Logic Devices Replacement Considerations

Check Infineon official substitution guides for equivalent Ultra37000 variants. Verify pinout compatibility before replacing with other densities in the same family.