SN74CBT6800ADBQRE4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The SN74CBT6800ADBQRE4 is a 10-bit FET bus switch IC from Texas Instruments with active-low enable control and TTL-compatible inputs. It features ultra-low on-state resistance for minimal signal distortion across a wide supply range. Available in a 24-pin SSOP package with RoHS-compliant e4 finish for high-volume applications.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 24
- Lifecycle
- OBSOLETE
- Datasheet
- SN74CBT6800ADBQRE4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 10-bit unidirectional FET bus switch with active-low enable, delivering near-zero propagation delay for high-speed data paths
- Ultra-low on-resistance FET switching ensures minimal voltage drop and signal integrity at 50 pF load capacitance
- TTL-compatible control inputs and e4 RoHS-compliant finish support modern eco-friendly, mixed-logic system designs
Applications
The SN74CBT6800ADBQRE4 is ideal for data bus multiplexing and isolation in embedded systems, servers, and networking equipment where multiple data sources share a common bus. Its low on-resistance and 10-bit width make it well suited for memory expansion, backplane switching, and high-density PCB designs requiring reliable signal routing.
Specifications
| Pbfree Code | Yes |
| YTEOL | 0 |
| Additional Feature | TTL COMPATIBLE BUS SWITCH |
| Control Type | ENABLE LOW |
| Count Direction | UNIDIRECTIONAL |
| Family | CBT/FST/QS/5C/B |
| JESD-30 Code | R-PDSO-G24 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | BUS DRIVER |
| Number of Bits | 10 |
| Number of Functions | 1 |
| Number of Ports | 2 |
| Output Characteristics | 3-STATE |
| Output Polarity | TRUE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SSOP24,.24 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, SHRINK PITCH |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supply Current-Max (ICC) | 0.08mA |
| Prop. Delay@Nom-Sup | 0.35ns |
| Propagation Delay (tpd) | 0.35ns |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 4V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.635mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN74CBT6800ADBQRE4:
Bus Driver, CBT/FST/QS/5C/B Series, 1-Func, 10-Bit, True Output, CMOS, PDSO24
Bus Driver, CBT/FST/QS/5C/B Series, 1-Func, 10-Bit, True Output, CMOS, PDSO24
Bus Driver, CBT/FST/QS/5C/B Series, 1-Func, 10-Bit, True Output, CMOS, PDSO24
Bus Driver, CBT/FST/QS/5C/B Series, 1-Func, 4-Bit, True Output, CMOS, PDSO14
Frequently Asked Questions
What is the bit width and direction of the SN74CBT6800ADBQRE4?
The SN74CBT6800ADBQRE4 is a 10-bit unidirectional FET bus switch. Data flows in one direction, controlled by an active-low enable signal that connects or isolates the A and B bus ports.
What package and pin count does the SN74CBT6800ADBQRE4 use?
This device comes in a 24-pin SSOP (Small Outline Shrink Package), identified by JESD-30 code R-PDSO-G24. The compact footprint is suitable for space-constrained PCB layouts in high-density applications.
Is the SN74CBT6800ADBQRE4 RoHS compliant?
Yes. The 'E4' suffix in the part number indicates a RoHS-compliant, lead-free finish as defined by JESD-609 code e4. The device is also marked with the Pbfree Code 'Yes', confirming it meets modern environmental regulations.
What are typical applications for the SN74CBT6800ADBQRE4?
Typical applications include bus multiplexing in memory interfaces, data bus isolation in embedded processors, backplane switching in servers, and general-purpose 10-bit bus sharing where TTL-compatible logic levels and low on-resistance are required at 50 pF load capacitance.
What is the load capacitance specification for this bus switch?
The SN74CBT6800ADBQRE4 is characterized at a load capacitance (CL) of 50 pF. This ensures the device's switching performance and propagation delay specifications are met under standard bus loading conditions found in typical digital system designs.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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