74HCT688PW,118

Comparators Overview

The NXP 74HCT688PW,118 is an 8-bit magnitude comparator in a TSSOP-20 package. It operates within a supply voltage range of 2 V to 6 V. The device features active low outputs and exhibits propagation delays of 170 ns, 34 ns, and 29 ns under specified conditions. Maximum power supply current is 8 µA. Operating temperatures span from -40 °C to +125 °C.

Comparators Feature Summary

• Performs 8-bit binary magnitude comparison with identity logic
• Provides active low output signal when input values are equal
• Supports surface mount installation via TSSOP-20 packaging

Comparators Applications

• Digital logic equality verification circuits
• Address decoding systems
• Data validation modules

Comparators Procurement Notes

This component is listed as discontinued by the manufacturer. Verify availability through authorized distributors or secondary market suppliers. Confirm lot dates and storage conditions carefully due to end-of-life status. Ensure compatibility with existing design specifications before procurement.

Comparators Selection Notes

Select this part for applications requiring precise 8-bit equality checking in high-speed digital environments. Consider the HCT logic family compatibility with TTL levels. Evaluate thermal performance given the wide operating temperature range. Verify pinout compatibility if replacing legacy components.

Comparators Part Context

Part of the NXP 74HCT series of logic comparators. Designed for general-purpose digital comparison tasks. Compatible with standard CMOS logic families. Offers robust performance across industrial temperature ranges. Widely used in embedded systems requiring data integrity checks.

Comparators Replacement Considerations

Reference only: No confirmed public substitute part numbers available.