Product details

Technology family HCT Supply voltage (min) (V) 4.5 Supply voltage (max) (V) 5.5 Number of channels 4 IOL (max) (mA) 6 Supply current (max) (µA) 80 IOH (max) (mA) -6 Input type TTL-Compatible CMOS Output type 3-State Features Standard speed (tpd > 50ns) Rating Military Operating temperature range (°C) -55 to 125
Technology family HCT Supply voltage (min) (V) 4.5 Supply voltage (max) (V) 5.5 Number of channels 4 IOL (max) (mA) 6 Supply current (max) (µA) 80 IOH (max) (mA) -6 Input type TTL-Compatible CMOS Output type 3-State Features Standard speed (tpd > 50ns) Rating Military Operating temperature range (°C) -55 to 125
CDIP (J) 14 130.4652 mm² 19.56 x 6.67
  • LSTTL input logic compatible
    • VIL(max) = 0.8 V, VIH(min) = 2 V
  • CMOS input logic compatible
    • II ≤ 1 µA at VOL, VOH
  • Buffered inputs
  • 4.5 V to 5.5 V operation
  • Wide operating temperature range: -55°C to +125°C
  • Supports fanout up to 10 LSTTL loads
  • Significant power reduction compared to LSTTL logic ICs
  • LSTTL input logic compatible
    • VIL(max) = 0.8 V, VIH(min) = 2 V
  • CMOS input logic compatible
    • II ≤ 1 µA at VOL, VOH
  • Buffered inputs
  • 4.5 V to 5.5 V operation
  • Wide operating temperature range: -55°C to +125°C
  • Supports fanout up to 10 LSTTL loads
  • Significant power reduction compared to LSTTL logic ICs

This device contains four independent buffers with 3-state outputs. Each gate performs the Boolean function Y = A in positive logic.

This device contains four independent buffers with 3-state outputs. Each gate performs the Boolean function Y = A in positive logic.

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Technical documentation

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Type Title Date
* Data sheet CD54HCT126, CD74HCT126 High-Speed CMOS Logic Quad Buffer, Three-State datasheet 05 Mar 2020
* SMD CD54HCT126 SMD 5962-90651 21 Jun 2016
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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CDIP (J) 14 Ultra Librarian

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