EP1810LI-45

Overview

The EP1810LI-45 is a Complex Programmable Logic Device (CPLD) manufactured by Rochester Electronics, LLC. It features 256 macrocells and operates at a maximum frequency of 22.2 MHz. The device provides 12 dedicated inputs and 48 I/O pins within a 68-pin package. It supports CMOS technology with a supply voltage range typical for standard logic families. The component is designed for surface mount applications and offers reliable performance in digital logic control environments.

Feature Summary

• Contains 256 macrocells for complex logic implementation
• Supports up to 48 general-purpose I/O connections
• Operates with a maximum propagation delay suitable for mid-speed applications

Applications

• Digital signal processing control circuits
• Interface bridging between different logic families
• Custom state machine implementations

Procurement Notes

Verify the specific suffix and package variant against your schematic requirements. Confirm RoHS compliance status as manufacturing batches may vary. Ensure the operating temperature range meets your system's environmental specifications before finalizing procurement orders.

Selection Notes

Select this component when a moderate density of logic resources is required alongside a high pin count for connectivity. Evaluate the 22.2 MHz speed grade against your system clock requirements. Consider the 68-pin form factor for PCB layout constraints compared to smaller packages.

Part Context

Rochester Electronics specializes in lifecycle management for semiconductors. This part represents a continuation of support for legacy or end-of-life devices originally produced by other manufacturers. It ensures availability for long-term production runs requiring stable component sourcing.

Replacement Considerations

Direct substitutes include the EP1810LC-45 and EP1810LQI-45 variants. Verify pin compatibility and electrical characteristics before swapping. Cross-reference datasheets to ensure functional equivalence in your specific application design.