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Texas Instruments

Texas Instruments 74CBT | Texas Instruments

74CBT series from Texas Instruments

74CBT Datasheet

Texas Instruments 74CBT Series Overview

Crossbar technology FET bus switches for signal routing with minimal signal distortion.

The 74CBT from Texas Instruments is a Crossbar technology FET bus switches for signal routing with minimal signal distortion. This series includes 7 variants, each tailored for specific application requirements while sharing a common architecture and design ecosystem.

As part of the Crossbar Technology Bus Switches 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 4.5V to 5.5V supply rails, the 74CBT devices deliver consistent performance across the full operating temperature range.

Octatronics stocks 74CBT 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

  • 4.5V to 5.5V Supply Voltage RangeOperates from 4.5V to 5.5V 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.
  • Bandwidth >200MHz Switching PerformanceBandwidth >200MHz 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

  • PCI bus switching
  • Server motherboards
  • ATE equipment
  • Communication routers

Compare 74CBT Variants

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

ParameterSN74CBTS6800DWRG4SN74CBTS6800DWRE4SN74CBTS6800DWG4SN74CBTS6800DWE4SN74CBTS6800DBRG4SN74CBTS6800DBRE4SN74CBTS3384DWRG4SN74CBTS6800DBRSN74CBTS3384PWRSN74CBTS3384DWR
Package / Case24-SOIC (0.295", 7.50mm Width)24-SOIC (0.295", 7.50mm Width)24-SOIC (0.295", 7.50mm Width)24-SOIC (0.295", 7.50mm Width)24-SSOP (0.209", 5.30mm Width)24-SSOP (0.209", 5.30mm Width)24-SOIC (0.295", 7.50mm Width)24-SSOP (0.209", 5.30mm Width)24-TSSOP (0.173", 4.40mm Width)24-SOIC (0.295", 7.50mm Width)
Operating Temperature-40°C ~ 85°C-40°C ~ 85°C-40°C ~ 85°C-40°C ~ 85°C-40°C ~ 85°C-40°C ~ 85°C-40°C ~ 85°C-40°C ~ 85°C-40°C ~ 85°C-40°C ~ 85°C
Circuit10 x 1:110 x 1:110 x 1:110 x 1:110 x 1:110 x 1:15 x 1:110 x 1:15 x 1:15 x 1:1
Independent Circuits1111112122
Supplier Device Package24-SOIC24-SOIC24-SOIC24-SOIC24-SSOP24-SSOP24-SOIC24-SSOP24-TSSOP24-SOIC
Supply Voltage4.5V ~ 5.5V4.5V ~ 5.5V4.5V ~ 5.5V4.5V ~ 5.5V4.5V ~ 5.5V4.5V ~ 5.5V4.5V ~ 5.5V4.5V ~ 5.5V4.5V ~ 5.5V4.5V ~ 5.5V
TypeBus SwitchBus SwitchBus SwitchBus SwitchBus SwitchBus SwitchBus SwitchBus SwitchBus SwitchBus Switch
Voltage Supply SourceSingle SupplySingle SupplySingle SupplySingle SupplySingle SupplySingle SupplySingle SupplySingle SupplySingle SupplySingle Supply
Request QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest Quote
Selection Guide
📦Package
24-SOIC (0.295", 7.50mm Width)→SN74CBTS6800DWRG4SN74CBTS6800DWRE4SN74CBTS6800DWG4SN74CBTS6800DWE4SN74CBTS3384DWRG4SN74CBTS3384DWR
24-SSOP (0.209", 5.30mm Width)→SN74CBTS6800DBRG4SN74CBTS6800DBRE4SN74CBTS6800DBR
24-TSSOP (0.173", 4.40mm Width)→SN74CBTS3384PWR

Base Numbers

Base NumberDescriptionVariantsStatusAction
SN74CBTSN74CBT variants from Texas Instruments113 MPNsActiveView Details

Technical Specifications

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

Electrical Characteristics

Supply Voltage (VCC)
4.5V to 5.5V
Propagation Delay
Bandwidth >200MHz
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 74CBT series.

The 74CBT is a Texas Instruments Crossbar technology FET bus switches for signal routing with minimal signal distortion. The series includes 7 variants optimized for different application requirements.
The 74CBT series currently includes 7 variants. Each variant may differ in package type, operating specifications, and feature set. Browse the product table above to compare available options.
The 74CBT series is used in PCI bus switching, Server motherboards, ATE equipment, and Communication routers. Contact our applications team for design-in support and recommendation.
Octatronics is an authorized distributor of Texas Instruments products including the 74CBT 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 74CBT series. Small-quantity orders are available for design evaluation, with volume pricing for production runs. Contact our sales team for custom pricing.