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74HC688 - 8-bit magnitude comparator

General Description

The 74HC688 is an 8-bit magnitude comparator.

It performs comparisons of two 8-bit binary or BCD words.

Inputs include clamp diodes.

Key Features

  • Compare two 8-bit words.
  • Wide supply voltage range from 2.0 V to 6.0 V.
  • CMOS input levels.
  • CMOS low power dissipation.
  • High noise immunity.
  • Latch-up performance exceeds 100 mA per JESD 78 Class II Level B.
  • Complies with JEDEC standards.
  • JESD8C (2.7 V to 3.6 V).
  • JESD7A (2.0 V to 6.0 V).
  • ESD protection:.
  • HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V.
  • CDM: ANSI/ESDA/JEDEC JS-002 class C.

📥 Download Datasheet

Datasheet Details

Part number 74HC688
Manufacturer Nexperia
File Size 232.27 KB
Description 8-bit magnitude comparator
Datasheet download datasheet 74HC688 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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74HC688 8-bit magnitude comparator Rev. 5 — 5 August 2024 Product data sheet 1. General description The 74HC688 is an 8-bit magnitude comparator. It performs comparisons of two 8-bit binary or BCD words. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of VCC. 2. Features and benefits • Compare two 8-bit words • Wide supply voltage range from 2.0 V to 6.0 V • CMOS input levels • CMOS low power dissipation • High noise immunity • Latch-up performance exceeds 100 mA per JESD 78 Class II Level B • Complies with JEDEC standards • JESD8C (2.7 V to 3.6 V) • JESD7A (2.0 V to 6.