SN74HC682DW

Comparators Overview

The SN74HC682DW is an 8-bit magnitude comparator from Texas Instruments' HC series, housed in a 20-pin SOIC package. It features active low outputs and operates within a supply voltage range of 2V to 6V. The device provides high-current outputs capable of driving up to 10 LSTTL loads, with typical propagation delays of 22ns. It includes internal 100-kΩ pullup termination resistors on Q inputs for analog or switch data handling. Operating temperature ranges from -40°C to 85°C.

Comparators Feature Summary

• Eight-bit magnitude comparison functionality with active low outputs
• Internal 100-kΩ pullup termination resistors on Q inputs for analog or switch data support
• High-current output capability designed to drive multiple LSTTL loads
• Wide operating voltage range supporting 2V to 6V supply levels

Comparators Applications

• Digital magnitude comparison circuits
• Analog signal threshold detection systems
• Switch data processing interfaces

Comparators Procurement Notes

Verify component status as the SN74HC682DW is listed as obsolete by Texas Instruments. Confirm availability through authorized distributors or secondary markets. Ensure compatibility with existing design requirements given the discontinued manufacturing status. Check for valid replacement alternatives if long-term supply stability is required for production.

Comparators Selection Notes

Select this component for applications requiring 8-bit magnitude comparison with active low outputs. Consider the wide voltage range and high-current drive capabilities for interfacing with LSTTL loads. Evaluate the internal pullup resistors for suitability in analog or switch data applications. Verify package compatibility and thermal performance within the specified operating temperature range.

Comparators Part Context

Part of the Texas Instruments SN74HC682 family of 8-bit magnitude comparators. Designed for digital logic applications requiring precise comparison operations. Compatible with standard CMOS logic families. Offers robust performance in industrial and commercial environments within specified electrical limits.

Comparators Replacement Considerations

SN54HC682J

Comparators FAQ

What is the output type of the SN74HC682DW?

The SN74HC682DW features active low outputs.

Does the SN74HC682DW include internal pullup resistors?

Yes, it includes 100-kΩ pullup termination resistors on the Q inputs for analog or switch data.