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Product details

Parameters

Technology Family AHCT IOL (Max) (mA) 8 IOH (Max) (mA) -8 Operating temperature range (C) -40 to 125 Rating Catalog open-in-new Find other General-purpose transceivers

Package | Pins | Size

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 42 mm² 6.5 x 6.4 TVSOP (DGV) 20 32 mm² 5 x 6.4 VQFN (RGY) 20 16 mm² 3.5 x 4.5 open-in-new Find other General-purpose transceivers

Features

  • Inputs Are TTL-Voltage Compatible
  • Latch-Up Performance Exceeds 250 mA Per JESD 17
  • ESD Protection Exceeds JESD 22
    • 2000-V Human-Body Model (A114-A)
    • 200-V Machine Model (A115-A)
    • 1000-V Charged-Device Model (C101)
  • 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.
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Description

The SNx4AHCT245 octal bus transceivers are designed for asynchronous two-way communication between data buses. These parts operate from 4.5 V to 5.5 V.

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Technical documentation

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Type Title Date
* Data sheet SNx4AHCT245 Octal Bus Transceivers With 3-State Outputs datasheet (Rev. P) Jun. 27, 2014
Application note Implications of Slow or Floating CMOS Inputs (Rev. E) Jul. 26, 2021
Selection guide Little Logic Guide 2018 (Rev. G) Jul. 06, 2018
Selection guide Logic Guide (Rev. AB) Jun. 12, 2017
Application note How to Select Little Logic (Rev. A) Jul. 26, 2016
Application note Understanding and Interpreting Standard-Logic Data Sheets (Rev. C) Dec. 02, 2015
User guide LOGIC Pocket Data Book (Rev. B) Jan. 16, 2007
More literature Design Summary for WCSP Little Logic (Rev. B) Nov. 04, 2004
Application note Semiconductor Packing Material Electrostatic Discharge (ESD) Protection Jul. 08, 2004
Application note Selecting the Right Level Translation Solution (Rev. A) Jun. 22, 2004
More literature Logic Cross-Reference (Rev. A) Oct. 07, 2003
Application note Advanced High-Speed CMOS (AHC) Logic Family (Rev. C) Dec. 02, 2002
Application note Texas Instruments Little Logic Application Report Nov. 01, 2002
Application note TI IBIS File Creation, Validation, and Distribution Processes Aug. 29, 2002
Design guide AHC/AHCT Designer's Guide February 2000 (Rev. D) Feb. 24, 2000
More literature Military Advanced High-Speed CMOS Logic (AHC/AHCT) (Rev. C) Apr. 01, 1998
Application note Migration From 3.3-V To 2.5-V Power Supplies For Logic Devices Dec. 01, 1997
Application note Bus-Interface Devices With Output-Damping Resistors Or Reduced-Drive Outputs (Rev. A) Aug. 01, 1997
Application note CMOS Power Consumption and CPD Calculation (Rev. B) Jun. 01, 1997
Application note Live Insertion Oct. 01, 1996

Design & development

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

Hardware development

EVALUATION BOARD Download
document-generic User guide
10
Description
This EVM is designed to support any logic device that has a D, DW, DB, NS, PW, P, N, or DGV package in a 14 to 24 pin count.
Features
  • Board design allows for versatility in evaluation
  • Supports a wide-range of logic devices
EVALUATION BOARD Download
document-generic User guide
20
Description
Flexible EVM designed to support any logic or translation device that has a BQA, BQB, RGY (14-24 pin), RSV, RJW, or RHL package.
Features
  • Board design allows for versatility in evaluation
  • Supports a wide-range of logic and translation devices with included dual supply support
  • Board has 9 sections that can be broken apart for a smaller form factor

Design tools & simulation

SIMULATION MODEL Download
SCLM076.ZIP (17 KB) - IBIS Model

CAD/CAE symbols

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
VQFN (RGY) 20 View options

Ordering & quality

Information included:
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  • REACH
  • Device marking
  • Lead finish/Ball material
  • MSL rating/Peak reflow
  • MTBF/FIT estimates
  • Material content
  • Qualification summary
  • Ongoing reliability monitoring

Support & training

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