Product details

Number of channels 4 Output type RSPECL Propagation delay time (µs) 0.0007 Vs (max) (V) 12 Vs (min) (V) 5 Vos (offset voltage at 25°C) (max) (mV) 9.5 Iq per channel (typ) (mA) 4.3 Input bias current (±) (max) (nA) 5000 Rail-to-rail No Rating Catalog Operating temperature range (°C) -40 to 85 VICR (max) (V) 10 VICR (min) (V) 0
Number of channels 4 Output type RSPECL Propagation delay time (µs) 0.0007 Vs (max) (V) 12 Vs (min) (V) 5 Vos (offset voltage at 25°C) (max) (mV) 9.5 Iq per channel (typ) (mA) 4.3 Input bias current (±) (max) (nA) 5000 Rail-to-rail No Rating Catalog Operating temperature range (°C) -40 to 85 VICR (max) (V) 10 VICR (min) (V) 0
WQFN (RTV) 32 25 mm² 5 x 5
  • (VCCI = VCCO = +5V, VEE = 0V.)
  • Propagation Delay 700 ps
  • Overdrive Dispersion 20 ps
  • Fast Rise and Fall Times 150 ps
  • Supply Range 5V to 12V
  • Input Common Mode Range Extends 200 mV Below Negative Rail
  • RSPECL outputs

All trademarks are the property of their respective owners.

  • (VCCI = VCCO = +5V, VEE = 0V.)
  • Propagation Delay 700 ps
  • Overdrive Dispersion 20 ps
  • Fast Rise and Fall Times 150 ps
  • Supply Range 5V to 12V
  • Input Common Mode Range Extends 200 mV Below Negative Rail
  • RSPECL outputs

All trademarks are the property of their respective owners.

The LMH7324 is a quad comparator with 700 ps propagation delay and low dispersion of 20 ps for a supply voltage of 5V. The input voltage range extends 200 mV below the negative supply. This enables the LMH7324 to ground sense even when operating on a single power supply. The device operates from a wide supply voltage range from 5V to 12V, which allows for a wide input voltage range. However, if a wide input voltage range is not required, operating from a single-ended 5V supply results in a significant power savings, and less heat dissipation.

The outputs of the LMH7324 are RSPECL compatible and can also be configured to create LVDS levels. The LMH7324 operates over the industrial temperature range of −40°C to 125°C. The LMH7324 is available in a 32-Pin WQFN package.

The LMH7324 is a quad comparator with 700 ps propagation delay and low dispersion of 20 ps for a supply voltage of 5V. The input voltage range extends 200 mV below the negative supply. This enables the LMH7324 to ground sense even when operating on a single power supply. The device operates from a wide supply voltage range from 5V to 12V, which allows for a wide input voltage range. However, if a wide input voltage range is not required, operating from a single-ended 5V supply results in a significant power savings, and less heat dissipation.

The outputs of the LMH7324 are RSPECL compatible and can also be configured to create LVDS levels. The LMH7324 operates over the industrial temperature range of −40°C to 125°C. The LMH7324 is available in a 32-Pin WQFN package.

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Technical documentation

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Type Title Date
* Data sheet LMH7324 Quad 700 ps High Speed Comparator with RSPECL Outputs datasheet (Rev. G) 18 Mar 2013
Application note High Speed Comparators for Triggering in Oscilloscopes 19 Feb 2018
E-book The Signal e-book: A compendium of blog posts on op amp design topics 28 Mar 2017
EVM User's guide AN-1683 LMH7324 High Speed Comparator Evaluation Board (Rev. A) 01 May 2013
Application note Interface Circuits for TIA/EIA-644 (LVDS) (Rev. B) 16 Sep 2002
Application note Interfacing Different Logic with LVDS Receivers 14 May 2001

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

LMH7324EVAL — LMH7324 Quad 700ps High Speed Comparator with RSPECL Outputs Evaluation Board

This board is designed to demonstrate the LMH7324 quad comparator with RSPECL outputs. It will facilitate the evaluation of the LMH7324 configured as a window detector. The board detects the level of the incoming signal and presents the outcome in a 3-bit presentation. One bit indicates that the (...)

User guide: PDF
Not available on TI.com
Simulation model

LMH7322 PSpice Model (Rev. A)

SNOM331A.TSM (12 KB) - PSpice Model
Simulation model

LMH7324 IBIS Model

SNOM558.ZIP (7 KB) - IBIS Model
Simulation model

LMH7324 PSpice Model (Rev. A)

SNOM332A.TSM (9 KB) - PSpice Model
Simulation model

LMH7324 TINA-TI Reference Design (Rev. A)

SNOM329A.TSC (106 KB) - TINA-TI Reference Design
Simulation model

LMH7324 TINA-TI Spice Model (Rev. A)

SNOM330A.ZIP (19 KB) - TINA-TI Spice Model
Simulation tool

PSPICE-FOR-TI — PSpice® for TI design and simulation tool

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
Simulation tool

TINA-TI — SPICE-based analog simulation program

TINA-TI provides all the conventional DC, transient and frequency domain analysis of SPICE and much more. TINA has extensive post-processing capability that allows you to format results the way you want them. Virtual instruments allow you to select input waveforms and probe circuit nodes voltages (...)
User guide: PDF
Package Pins Download
WQFN (RTV) 32 View options

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