Texas Instruments 74CBTD | Texas Instruments
74CBTD series from Texas Instruments
Texas Instruments 74CBTD Series Overview
Crossbar bus switches with integrated level-shifting diodes for mixed-voltage bus routing.
The 74CBTD from Texas Instruments is a Crossbar bus switches with integrated level-shifting diodes for mixed-voltage bus routing. This series includes 4 variants, each tailored for specific application requirements while sharing a common architecture and design ecosystem.
As part of the Crossbar Technology Bus Switches with Level Shifting 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 74CBTD devices deliver consistent performance across the full operating temperature range.
Octatronics stocks 74CBTD 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
- Mixed-voltage buses
- SCSI terminators
- Multi-board systems
- Bus isolation
Compare 74CBTD Variants
Side-by-side comparison of 10 product variants from Texas Instruments
| Parameter | SN74CBTD3861PWE4 | SN74CBTD3861PWRE4 | SN74CBTD3861DBR | SN74CBTD3861DWG4 | SN74CBTD3384PWRE4 | SN74CBTD3384PWRG4 | SN74CBTD3861DBQR | SN74CBTD3384CPWRE4 | SN74CBTD3384DGVR | SN74CBTD3384DW |
|---|---|---|---|---|---|---|---|---|---|---|
| Package / Case | 24-TSSOP (0.173", 4.40mm Width) | 24-TSSOP (0.173", 4.40mm Width) | 24-SSOP (0.209", 5.30mm Width) | 24-SOIC (0.295", 7.50mm Width) | 24-TSSOP (0.173", 4.40mm Width) | 24-TSSOP (0.173", 4.40mm Width) | 24-SSOP (0.154", 3.90mm Width) | 24-TSSOP (0.173", 4.40mm Width) | 24-TFSOP (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 |
| Circuit | 10 x 1:1 | 10 x 1:1 | 10 x 1:1 | 10 x 1:1 | 5 x 1:1 | 5 x 1:1 | 10 x 1:1 | 5 x 1:1 | 5 x 1:1 | 5 x 1:1 |
| Extracted Price | - | 0.4808 | 0.4414 | - | - | 0.6001 | 0.3672 | - | - | 1.38 |
| Independent Circuits | 1 | 1 | 1 | 1 | 2 | 2 | 1 | 2 | 2 | 2 |
| Inventory As of | - | 2026-05-16 | 2026-05-16 | - | - | 2026-05-16 | 2026-05-16 | - | - | 2026-05-13 |
| Inventory Source | - | Winsource | Winsource | - | - | Winsource | Winsource | - | - | Winsource |
| Inventory Source File | - | /Volumes/T7 Shield/电子元器件数据/抓取的数据/Win-Source数据/winsource_未曾下架数据_202605_1.xlsx | /Volumes/T7 Shield/电子元器件数据/抓取的数据/Win-Source数据/winsource_未曾下架数据_202605_1.xlsx | - | - | /Volumes/T7 Shield/电子元器件数据/抓取的数据/Win-Source数据/winsource_未曾下架数据_202605_1.xlsx | /Volumes/T7 Shield/电子元器件数据/抓取的数据/Win-Source数据/winsource_未曾下架数据_202605_1.xlsx | - | - | /Volumes/T7 Shield/电子元器件数据/抓取的数据/Win-Source数据/winsource_未曾下架数据_202605_1.xlsx |
| Price Formula | - | winsource min price * 2 | winsource min price * 2 | - | - | winsource min price * 2 | winsource min price * 2 | - | - | winsource min price * 2 |
| Source Category | - | Integrated Circuits (ICs) > Logic > Logic - Signal Switches, Multiplexers, Decoders | Integrated Circuits (ICs) > Logic > Logic - Signal Switches, Multiplexers, Decoders | - | - | Integrated Circuits (ICs) > Logic > Logic - Signal Switches, Multiplexers, Decoders | Integrated Circuits (ICs) > Logic > Logic - Signal Switches, Multiplexers, Decoders | - | - | Integrated Circuits (ICs) > Logic > Logic - Signal Switches, Multiplexers, Decoders |
| Source Manufacturer | - | Texas Instruments | Texas Instruments | - | - | Texas Instruments | Texas Instruments | - | - | Texas Instruments |
| Stock | - | 1560 | 7500 | - | - | 9230 | 12500 | - | - | 587 |
| Supplier Device Package | 24-TSSOP | 24-TSSOP | 24-SSOP | 24-SOIC | 24-TSSOP | 24-TSSOP | 24-SSOP | 24-TSSOP | 24-TVSOP | 24-SOIC |
| Supply Voltage | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Type | Bus Switch | Bus Switch | Bus Switch | Bus Switch | Bus Switch | Bus Switch | Bus Switch | Bus Switch | Bus Switch | Bus Switch |
| Voltage Supply Source | Single Supply | Single Supply | Single Supply | Single Supply | Single Supply | Single Supply | Single Supply | Single Supply | Single Supply | Single Supply |
| Request Quote | Request Quote | Request Quote | Request Quote | Request Quote | Request Quote | Request Quote | Request Quote | Request Quote | Request Quote |
Selection Guide
Package
24-TSSOP (0.173", 4.40mm Width)→SN74CBTD3861PWE4SN74CBTD3861PWRE4SN74CBTD3384PWRE4SN74CBTD3384PWRG4SN74CBTD3384CPWRE4
24-SSOP (0.209", 5.30mm Width)→SN74CBTD3861DBR
24-SOIC (0.295", 7.50mm Width)→SN74CBTD3861DWG4SN74CBTD3384DW
24-SSOP (0.154", 3.90mm Width)→SN74CBTD3861DBQR
24-TFSOP (0.173", 4.40mm Width)→SN74CBTD3384DGVR
Base Numbers
| Base Number | Description | Variants | Status | Action |
|---|---|---|---|---|
| SN74CBTD | SN74CBTD variants from Texas Instruments | 24 MPNs | Active | View Details |
Technical Specifications
Compare key 74CBTD 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 74CBTD series.
The 74CBTD is a Texas Instruments Crossbar bus switches with integrated level-shifting diodes for mixed-voltage bus routing. The series includes 4 variants optimized for different application requirements.
The 74CBTD series currently includes 4 variants. Each variant may differ in package type, operating specifications, and feature set. Browse the product table above to compare available options.
The 74CBTD series is used in Mixed-voltage buses, SCSI terminators, Multi-board systems, and Bus isolation. Contact our applications team for design-in support and recommendation.
Octatronics is an authorized distributor of Texas Instruments products including the 74CBTD 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 74CBTD series. Small-quantity orders are available for design evaluation, with volume pricing for production runs. Contact our sales team for custom pricing.