HEF4585BT,652

Comparators Overview

The HEF4585BT,652 is a 4-bit magnitude comparator from the NXP 4000B series. It operates on a supply voltage range of 3V to 15V and features active high outputs for A>B, A=B, and A<B comparisons. The device provides output currents of 3mA in both high and low states. Maximum propagation delay is specified at 90ns under defined load conditions. It functions within an operating temperature range of -40°C to 85°C and is housed in a 16-SOIC package with a width of 3.90mm.

Comparators Feature Summary

• Performs 4-bit magnitude comparison between two binary words
• Provides distinct active high logic signals for greater than, equal to, and less than conditions
• Operates across a wide supply voltage range suitable for various digital logic environments

Comparators Applications

• Digital arithmetic logic units requiring magnitude evaluation
• Control systems utilizing binary input comparison
• Data routing circuits based on value thresholds

Comparators Procurement Notes

Verify component authenticity through official manufacturer channels or authorized distributors. Confirm the specific suffix matches the required package and tape-and-reel specifications. Check current product status as this item may be obsolete; ensure availability aligns with production timelines before finalizing procurement plans.

Comparators Selection Notes

Select this component when a dedicated 4-bit magnitude comparator is required within the 4000B series ecosystem. Ensure the design accommodates the specified 3V to 15V supply range and 90ns propagation delay. Verify that the 16-SOIC package dimensions fit the target PCB layout constraints.

Comparators Part Context

This part belongs to the NXP 4000B series, which comprises standard CMOS logic devices. The HEF4585BT,652 specifically implements magnitude comparison functionality. It is designed for general-purpose digital applications requiring reliable binary comparison operations within industrial and commercial temperature ranges.

Comparators Replacement Considerations

Official documentation indicates this part is discontinued. Reference only information suggests checking for replacement products listed in NXP discontinuation notifications. No direct substitute part numbers are confirmed in public sources.