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Texas Instruments

Texas Instruments 74ABT | Texas Instruments

74ABT series from Texas Instruments

74ABT Datasheet

Texas Instruments 74ABT Series Overview

74ABT logic IC family for digital circuit design.

The 74ABT from Texas Instruments is a 74ABT logic IC family for digital circuit design. This series includes 18 variants, each tailored for specific application requirements while sharing a common architecture and design ecosystem.

As part of the 74ABT Logic Family family, these devices provide industry-standard pinouts and well-characterized electrical specifications, enabling straightforward integration into new designs and drop-in replacement in existing systems. Operating from See datasheet supply rails, the 74ABT devices deliver consistent performance across the full operating temperature range.

Octatronics stocks 74ABT variants in multiple package options. Request a quote for volume pricing, check real-time availability, or contact our engineering team for application support and alternative part recommendations.

Key Features

  • See datasheet Supply Voltage RangeOperates from See datasheet supply rails for broad system compatibility and flexible power-rail design.
  • Industry-Standard PinoutsDrop-in compatible with standard logic family pinouts, simplifying board layout and enabling multi-source procurement.
  • See datasheet Switching PerformanceSee datasheet enable reliable operation in high-frequency digital systems.
  • Low Quiescent PowerCMOS technology ensures minimal static power consumption, extending battery life in portable applications.
  • Wide Temperature RangeQualified for commercial (0°C to 70°C) and industrial (-40°C to 85°C) temperature ranges for diverse deployment environments.

Target Applications

  • Consumer electronics
  • Industrial automation
  • Telecommunications
  • Automotive electronics
  • Test and measurement

Compare 74ABT Variants

Side-by-side comparison of 10 product variants from Texas Instruments

ParameterSN74ABT540DBSN74ABTR2245PWRSN74ABTR2245NSRE4SN74ABTR2245PWSN74ABTR2245NSN74ABTR2245NSRG4SN74ABTR2245PWE4SN74ABTR2245PWG4SN74ABTR2245NG4SN74ABTR2245NSR
Package / CaseSSOP High Level Output Current: -32mA Lead Free: Lead Free Logic Function: Buffer Low Level Outpu...20-TSSOP (0.173", 4.40mm Width)20-SOIC (0.209", 5.30mm Width)20-TSSOP (0.173", 4.40mm Width)20-DIP (0.300", 7.62mm)20-SOIC (0.209", 5.30mm Width)20-TSSOP (0.173", 4.40mm Width)20-TSSOP (0.173", 4.40mm Width)20-DIP (0.300", 7.62mm)20-SOIC (0.209", 5.30mm Width)
Operating Temperature--40°C ~ 85°C (TA)-40°C ~ 85°C (TA)-40°C ~ 85°C (TA)-40°C ~ 85°C (TA)-40°C ~ 85°C (TA)-40°C ~ 85°C (TA)-40°C ~ 85°C (TA)-40°C ~ 85°C (TA)-40°C ~ 85°C (TA)
Current Output High Low-12mA, 12mA12mA, 12mA12mA, 12mA12mA, 12mA12mA, 12mA12mA, 12mA12mA, 12mA12mA, 12mA12mA, 12mA
Logic Type-Transceiver, Non-InvertingTransceiver, Non-InvertingTransceiver, Non-InvertingTransceiver, Non-InvertingTransceiver, Non-InvertingTransceiver, Non-InvertingTransceiver, Non-InvertingTransceiver, Non-InvertingTransceiver, Non-Inverting
Number of Bits Per Element-888888888
Number of Elements-111111111
Output Type-3-State3-State3-State3-State3-State3-State3-State3-State3-State
Supplier Device Package-20-TSSOP20-SO20-TSSOP20-PDIP20-SO20-TSSOP20-TSSOP20-PDIP20-SO
Supply Voltage-4.5V ~ 5.5V4.5V ~ 5.5V4.5V ~ 5.5V4.5V ~ 5.5V4.5V ~ 5.5V4.5V ~ 5.5V4.5V ~ 5.5V4.5V ~ 5.5V4.5V ~ 5.5V
Request QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest Quote
Selection Guide
📦Package
SSOP High Level Output Current: -32mA Lead Free: Lead Free Logic Function: Buffer Low Level Outpu...→SN74ABT540DB
20-TSSOP (0.173", 4.40mm Width)→SN74ABTR2245PWRSN74ABTR2245PWSN74ABTR2245PWE4SN74ABTR2245PWG4
20-SOIC (0.209", 5.30mm Width)→SN74ABTR2245NSRE4SN74ABTR2245NSRG4SN74ABTR2245NSR
20-DIP (0.300", 7.62mm)→SN74ABTR2245NSN74ABTR2245NG4

Base Numbers

Base NumberDescriptionVariantsStatusAction
SN74ABTTexas Instruments SN74ABT devices are 5 V BiCMOS logic parts for high-drive buffers, transceivers, registers, and bus-interface functions in legacy and industrial digital systems.172 MPNsActiveView Details

Technical Specifications

Compare key 74ABT specifications across available variants. All parameters are typical values at 25 degC unless otherwise noted.

Electrical Characteristics

Supply Voltage (VCC)
See datasheet
Propagation Delay
See datasheet
Output Drive
±24 mA (typical)
Quiescent Current
<1 µA per gate (typical)

Operating Conditions

Temperature Range
-40°C to 85°C (industrial)
Package Options
SOIC, TSSOP, VSSOP, QFN
ESD Protection
HBM >= 2000V

Frequently Asked Questions

Common technical questions about the 74ABT series.

The 74ABT is a Texas Instruments 74ABT logic IC family for digital circuit design. The series includes 18 variants optimized for different application requirements.
The 74ABT series currently includes 18 variants. Each variant may differ in package type, operating specifications, and feature set. Browse the product table above to compare available options.
Octatronics is an authorized distributor of Texas Instruments products including the 74ABT series. We provide competitive pricing, fast delivery, and full traceability for all components. Request a quote or contact us for availability and lead times.
Yes, Octatronics supports both prototype and production quantities for the 74ABT series. Small-quantity orders are available for design evaluation, with volume pricing for production runs. Contact our sales team for custom pricing.