Product details

Technology Family AHC Supply voltage (Min) (V) 2 Supply voltage (Max) (V) 5.5 Number of channels (#) 8 IOL (Max) (mA) 8 ICC (Max) (uA) 40 IOH (Max) (mA) -8 Input type Standard CMOS Output type 3-State Features Balanced outputs, Very high speed (tpd 5-10ns), Over-voltage tolerant inputs Rating Catalog
Technology Family AHC Supply voltage (Min) (V) 2 Supply voltage (Max) (V) 5.5 Number of channels (#) 8 IOL (Max) (mA) 8 ICC (Max) (uA) 40 IOH (Max) (mA) -8 Input type Standard CMOS Output type 3-State Features Balanced outputs, Very high speed (tpd 5-10ns), Over-voltage tolerant inputs Rating Catalog
PDIP (N) 20 229 mm² 24.33 x 9.4 SOIC (DW) 20 132 mm² 12.8 x 10.3 SOP (NS) 20 98 mm² 12.6 x 7.8 SSOP (DB) 20 38 mm² 5.3 x 7.2 TSSOP (PW) 20 29 mm² 6.5 x 4.4 TSSOP (PW) 20 29 mm² 4.4 x 6.5 TVSOP (DGV) 20 32 mm² 5 x 6.4
  • Operating Range 2-V to 5.5-V VCC
  • Latch-Up Performance Exceeds 250 mA Per JESD 17
  • On Products Compliant to MIL-PRF-38535, All Parameters
    Are Tested Unless Otherwise Noted. On All Other Products,
    Production Processing Does Not Necessarily Include
    Testing of All Parameters.
  • Operating Range 2-V to 5.5-V VCC
  • Latch-Up Performance Exceeds 250 mA Per JESD 17
  • On Products Compliant to MIL-PRF-38535, All Parameters
    Are Tested Unless Otherwise Noted. On All Other Products,
    Production Processing Does Not Necessarily Include
    Testing of All Parameters.

These octal buffers and drivers are designed specifically to improve the performance and density of 3-state memory-address drivers, clock drivers, and bus-oriented receivers and transmitters.

These octal buffers and drivers are designed specifically to improve the performance and density of 3-state memory-address drivers, clock drivers, and bus-oriented receivers and transmitters.

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Technical documentation

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Type Title Date
* Data sheet SNx4AHC244 Octal Buffers/Drivers With 3-State Outputs datasheet (Rev. K) 26 Nov 2013
Application note Implications of Slow or Floating CMOS Inputs (Rev. E) 26 Jul 2021
Selection guide Little Logic Guide 2018 (Rev. G) 06 Jul 2018
Selection guide Logic Guide (Rev. AB) 12 Jun 2017
Application note How to Select Little Logic (Rev. A) 26 Jul 2016
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 Simultaneous-Switching Performance of TI Logic Devices (Rev. B) 23 Feb 2005
More literature Design Summary for WCSP Little Logic (Rev. B) 04 Nov 2004
Application note Semiconductor Packing Material Electrostatic Discharge (ESD) Protection 08 Jul 2004
Application note Selecting the Right Level Translation Solution (Rev. A) 22 Jun 2004
More literature Logic Cross-Reference (Rev. A) 07 Oct 2003
Application note Advanced High-Speed CMOS (AHC) Logic Family (Rev. C) 02 Dec 2002
Application note Texas Instruments Little Logic Application Report 01 Nov 2002
Application note TI IBIS File Creation, Validation, and Distribution Processes 29 Aug 2002
Design guide AHC/AHCT Designer's Guide February 2000 (Rev. D) 24 Feb 2000
Application note Benefits & Issues of Migrating 5-V and 3.3-V Logic to Lower-Voltage Supplies (Rev. A) 08 Sep 1999
More literature Military Advanced High-Speed CMOS Logic (AHC/AHCT) (Rev. C) 01 Apr 1998
Application note Migration From 3.3-V To 2.5-V Power Supplies For Logic Devices 01 Dec 1997
Application note Bus-Interface Devices With Output-Damping Resistors Or Reduced-Drive Outputs (Rev. A) 01 Aug 1997
Application note CMOS Power Consumption and CPD Calculation (Rev. B) 01 Jun 1997
Application note Live Insertion 01 Oct 1996

Design & development

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

Evaluation board

14-24-LOGIC-EVM — Generic Logic EVM Supporting 14 through 24 Pin PW, DB, D, DW, NS, DYY, and DGV Packages

This EVM is designed to support any logic device that has a D, DW, DB, NS, PW, DYY or DGV package in a 14 to 24 pin count.

In stock
Limit: 5
Simulation model

SN74AHC244 IBIS Model

SCLM061.ZIP (27 KB) - IBIS Model
Simulation model

SN74AHC244 Behavioral SPICE Model

SCLM265.ZIP (7 KB) - PSpice Model
Package Pins Download
PDIP (N) 20 View options
SO (NS) 20 View options
SOIC (DW) 20 View options
SSOP (DB) 20 View options
TSSOP (PW) 20 View options
TVSOP (DGV) 20 View options

Ordering & quality

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