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CD74HCT374

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High Speed CMOS Logic Octal Positive-Edge Triggered D-Type Flip-Flops with 3-State Outputs

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Data sheet

CD74HCT374

ACTIVE
Data sheet Order now

Product details

Number of channels 8 Technology family HCT Supply voltage (min) (V) 4.5 Supply voltage (max) (V) 5.5 Input type TTL-Compatible CMOS Output type 3-State Clock frequency (max) (MHz) 25 IOL (max) (mA) 6 IOH (max) (mA) -6 Supply current (max) (µA) 80 Features Balanced outputs, High speed (tpd 10-50ns), Positive input clamp diode Operating temperature range (°C) -55 to 125 Rating Catalog
Number of channels 8 Technology family HCT Supply voltage (min) (V) 4.5 Supply voltage (max) (V) 5.5 Input type TTL-Compatible CMOS Output type 3-State Clock frequency (max) (MHz) 25 IOL (max) (mA) 6 IOH (max) (mA) -6 Supply current (max) (µA) 80 Features Balanced outputs, High speed (tpd 10-50ns), Positive input clamp diode Operating temperature range (°C) -55 to 125 Rating Catalog
PDIP (N) 20 228.702 mm² 24.33 x 9.4 SOIC (DW) 20 131.84 mm² 12.8 x 10.3
  • Buffered inputs
  • Common three-state output enable control
  • Three-state outputs
  • Bus line driving capability
  • Typical propagation delay (clock to Q) = 15 ns at VCC = 5 V, CL = 15 pF, TA = 25℃
  • Fanout (over temperature range)
    • Standard outputs: 10 LSTTL loads
    • Bus driver outputs: 15 LSTTL loads
  • Wide operating temperature range: –55℃ to 125℃
  • Balanced propagation delay and transition times
  • Significant power reduction compared to LSTTL Logic ICs
  • HC types
    • 2-V to 6-V operation
    • High noise immunity: NIL = 30%, NIH = 30% of VCC at VCC = 5 V
  • HCT types
    • 4.5-V to 5.5-V Operation
    • Direct LSTTL input logic compatibility, VIL = 0.8 V (max), VIH = 2 V (min)
    • CMOS input compatibility, II ≤ 1µA at VOL, VOH
  • Buffered inputs
  • Common three-state output enable control
  • Three-state outputs
  • Bus line driving capability
  • Typical propagation delay (clock to Q) = 15 ns at VCC = 5 V, CL = 15 pF, TA = 25℃
  • Fanout (over temperature range)
    • Standard outputs: 10 LSTTL loads
    • Bus driver outputs: 15 LSTTL loads
  • Wide operating temperature range: –55℃ to 125℃
  • Balanced propagation delay and transition times
  • Significant power reduction compared to LSTTL Logic ICs
  • HC types
    • 2-V to 6-V operation
    • High noise immunity: NIL = 30%, NIH = 30% of VCC at VCC = 5 V
  • HCT types
    • 4.5-V to 5.5-V Operation
    • Direct LSTTL input logic compatibility, VIL = 0.8 V (max), VIH = 2 V (min)
    • CMOS input compatibility, II ≤ 1µA at VOL, VOH
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Technical documentation

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Type Title Date
* Data sheet CDx4HC374 High-Speed CMOS Logic Octal D-Type Flip-Flop, 3-State Positive-Edge Triggered datasheet (Rev. E) PDF | HTML 14 Oct 2022
Application note Power-Up Behavior of Clocked Devices (Rev. B) PDF | HTML 15 Dec 2022
Application note Implications of Slow or Floating CMOS Inputs (Rev. E) 26 Jul 2021
Selection guide Logic Guide (Rev. AB) 12 Jun 2017
Application note Understanding and Interpreting Standard-Logic Data Sheets (Rev. C) 02 Dec 2015
User guide LOGIC Pocket Data Book (Rev. B) 16 Jan 2007
Application note Semiconductor Packing Material Electrostatic Discharge (ESD) Protection 08 Jul 2004
User guide Signal Switch Data Book (Rev. A) 14 Nov 2003
Application note TI IBIS File Creation, Validation, and Distribution Processes 29 Aug 2002
Application note CMOS Power Consumption and CPD Calculation (Rev. B) 01 Jun 1997
Application note Designing With Logic (Rev. C) 01 Jun 1997
Application note SN54/74HCT CMOS Logic Family Applications and Restrictions 01 May 1996
Application note Using High Speed CMOS and Advanced CMOS in Systems With Multiple Vcc 01 Apr 1996

Design & development

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Evaluation board

14-24-LOGIC-EVM — Logic product generic evaluation module for 14-pin to 24-pin D, DB, DGV, DW, DYY, NS and PW packages

The 14-24-LOGIC-EVM evaluation module (EVM) is designed to support any logic device that is in a 14-pin to 24-pin D, DW, DB, NS, PW, DYY or DGV package,

User guide: PDF | HTML
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PDIP (N) 20 Ultra Librarian
SOIC (DW) 20 Ultra Librarian
TI's Standard Terms and Conditions for Evaluation Items apply.

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