Philips 74HC/HCT85 4-bit Magnitude Comparator Datasheet

About this manual

The document describes the Philips 74HC/HCT85, a high-speed Si-gate CMOS device that performs comparison of two 4-bit binary, BCD, or other monotonic codes. The device presents three possible magnitude results at its outputs: A>B, A=B, and A

What's inside

• Features
• General Description
• Quick Reference Data
• Ordering Information
• Pin Description
• Applications
• Function Table
• Logic Diagrams
• DC Characteristics
• AC Waveforms

Specifications

Frequently asked questions

What logic levels are required for HCT types?

For HCT types, the input voltage range is from GND to VCC− 1.5 V.

How can the device be expanded?

The device supports serial or parallel expansion without extra gating by cascading units.