74HCT27D

Triple 3-input NOR gate

The 74HC27; 74HCT27 is a triple 3-input NOR gate. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of VCC.

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
74HCT27D 74HCT27D,653 933714180653 SOT108-1 Order product
74HCT27D 74HCT27D,652 933714180652 SOT108-1 Order product
74HCT27D/S71 74HCT27D/S71,118 935066740118 SOT108-1 Order product

Features

  • Complies with JEDEC standard no. 7A
  • Input levels:
    • For 74HC27: CMOS level
    • For 74HCT27: TTL level
  • ESD protection:
    • HBM JESD22-A114F exceeds 2000 V
    • MM JESD22-A115-A exceeds 200 V
  • Multiple package options
  • Specified from -40 °C to +85 °C and from -40 °C to +125 °C

Target applications

Parametrics

Type numberProduct statusVCC (V)Logic switching levelsOutput drive capability (mA)tpd (ns)fmax (MHz)No of bitsPower dissipation considerationsTamb (Cel)Rth(j-a) (K/W)Ψth(j-top) (K/W)Rth(j-c) (K/W)Package name
74HCT27DProduction4.5 - 5.5TTL+/- 410363low-40~12510920.968SO14

Package

Type numberOrderable part number, (Ordering code (12NC))StatusMarkingPackageOutline versionReflow-/Wave solderingPacking
74HCT27D74HCT27D,653
( 9337 141 80653 )
Active74HCT27D
SO14
(SOT108-1)
SOT108-1SO-SOJ-REFLOW
SO-SOJ-WAVE
Reel 13" Q1/T1 CECC
74HCT27D,652
( 9337 141 80652 )
Active74HCT27DBulk Pack, CECC

The variants in the table below are discontinued. See the table Discontinuation information for more information.

Type numberOrderable part number, (Ordering code (12NC))StatusMarkingPackageOutline versionReflow-/Wave solderingPacking
74HCT27D/S7174HCT27D/S71,118
( 9350 667 40118 )
Withdrawn / End-of-lifeStandard Marking
SO14
(SOT108-1)
SOT108-1SO-SOJ-REFLOW
SO-SOJ-WAVE
Reel 13" Q1/T1

Discontinuation information

Type numberOrderable part numberlabel.orderingCodeLast time buy dateLast time delivery dateReplacement productStatusComments
74HCT27D/S7174HCT27D/S71,118935066740118

Quality, reliability & chemical content

Type numberOrderable part numberChemical contentRoHS / RHFLeadfree conversion dateEFRIFRMTBF (hour)MSLMSL leadfree
74HCT27D74HCT27D,65374HCT27Dweek 5, 200484.96.621.51E811
74HCT27D74HCT27D,65274HCT27Dweek 5, 200484.96.621.51E811

The variants in the table below are discontinued. See the table Discontinuation information for more information.

Type numberOrderable part numberChemical contentRoHS / RHFLeadfree conversion dateEFRIFRMTBF (hour)MSLMSL leadfree
74HCT27D/S7174HCT27D/S71,118Not availableweek 47, 200584.96.621.51E811
Quality and reliability disclaimer

Documentation (7)

File nameTitleTypeDate
74HC_HCT27Triple 3-input NOR gateData sheet2017-03-30
AN11044Pin FMEA 74HC/74HCT familyApplication note2019-01-09
HCT_USER_GUIDEHC/T User GuideUser manual1997-10-31
SO-SOJ-REFLOWFootprint for reflow solderingReflow soldering2009-10-08
SO-SOJ-WAVEFootprint for wave solderingWave soldering2009-10-08
SOT108-1_118SO14; Reel pack; SMD, 13" Q1/T1 Standard product orientation Orderable part number ending ,118 or J Ordering code (12NC) ending 118Packing2013-04-08
SOT108-1plastic, small outline package; 14 leads; 1.27 mm pitch; 8.65 mm x 3.9 mm x 1.75 mm bodyOutline drawing2018-10-18

Support

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Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingBuy online
74HCT27D74HCT27D,653933714180653Reel 13" Q1/T1 CECCOrder product
74HCT27D74HCT27D,652933714180652Bulk Pack, CECCOrder product
74HCT27D/S7174HCT27D/S71,118935066740118Reel 13" Q1/T1Order product

Sample

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Sample orders normally take 2-4 days for delivery.

If you do not have a direct account with Nexperia our network of global and regional distributors is available and equipped to support you with Nexperia samples.