Rail-to-Rail Input Open-Drain Output Low power CMOS Comparators

Data Sheet


  • (V+=3V, V-=0V, Ta=25°C)
  • Rail-to-Rail Input
  • Open-Drain Output
  • Supply Current (6µA/ch typ.)
  • Propagation Delay (840ns typ.)
  • Operating Voltage (1.8 to 5.5V)
  • Input Offset Voltage (6mV max.)
  • Operating Voltage (-40 to 125°C)
  • Integrated EMI filter
  • Package (
    NJU77240 SOT-23-5, SC88A
    NJU77241 SOT-23-5, SC88A, DFN6-G1(ESON6-G1)
    NJU77242 MSOP8(TVSP8)*meet JEDEC MO-187-DA / thin type, DFN8-U1(ESON8-U1)

General Description

The NJU77240/NJU77241/NJU77242 are Rail-to-Rail Input CMOS comparators featuring Low-power and Open-Drain output. These comparators operate from 1.8V to 5.5V and low supply current of 6μA/ch.typ. This feature is suitable for battery powered application. The NJU77241/NJU77242 are available in small size Package, DFN6-G1(1616), DFN8-U1(2020), significantly reducing the required portable application's board area.


  • Portable and Battery-Powered Applications
  • Alarm and Surveillance Circuits
  • Industrial Instruments
  • Sensor Application

Related Data

Design Simulation Models

Package Information

Part NumberPackage OutlinePLPPinsMaterial Declaration (RoHS/Halogen)Terminal FinishWeight(mg) (Reference)Reflow solderingFlow solderingIron solderingPacking ConditionMSLSolder Foot Print
NJU77241FSOT-23-55Sn2Bi15YesYesYesNon dry pack1
NJU77241F3SC-88A5Sn2Bi7.46YesYes(Only Sn2Bi)YesNon dry pack1
NJU77241KG1DFN6-G1(ESON6-G1)-6Sn2Bi3.5Yes--Non dry pack1

Sample & Buy

Part NumberPackagesStatusPacking SpecificationSampleBuy
NJU77241FSOT-23-5(Active)Contact UsSales Support
NJU77241F3SC-88A(Active)Contact UsSales Support
NJU77241KG1DFN6-G1(ESON6-G1)(Active)Contact UsSales Support

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