SN74CB3Q3305DCUR The SN74CB3Q3305DCUR from Texas Instruments is a 2-channel FET bus switch. It offers a high bandwidth of 500 MHz and operates over a wide temperature range.
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SN74CB3Q3305DCUR

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The SN74CB3Q3305DCUR from Texas Instruments is a 2-channel FET bus switch. It offers a high bandwidth of 500 MHz and operates over a wide temperature range.
✓ Total Stock: 2,026 pcs
$ Price Range: $0.22

SN74CB3Q3305DCUR Available from 2 distributors

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1,073 pcs
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953 pcs
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SN74CB3Q3305DCUR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Bandwidth
Circuit
Independent Circuits
Input Capacitance
Mounting Type
Number of Channels
Operating Temperature
Supplier Device Package
Supply Current
Supply Voltage
Type
Voltage
Voltage Supply Source

SN74CB3Q3305DCUR Description

Short technical summary and product information.

The SN74CB3Q3305DCUR is a 2-channel, 1:1 SPST FET bus switch manufactured by Texas Instruments. This device is designed for high-bandwidth applications, supporting data rates up to 500 MHz. It features a wide input/output voltage range from 0V to 5.5V, making it suitable for various signaling levels including 3.3V and 2.5V systems.

 

The bus switch operates with a single supply voltage ranging from 2.3V to 3.6V and consumes a low supply current of typically 250 µA. The operating temperature range is -40°C to 85°C, ensuring reliable performance in diverse environments. Key electrical characteristics include a typical ON-state resistance of 3 Ohms and low output capacitance of 3.5 pF, minimizing signal distortion and loading.

 

Available in an 8-VSSOP package, the SN74CB3Q3305DCUR is designed for surface mounting. It supports bidirectional data flow with near-zero propagation delay and features 5V tolerant I/Os. The device also includes undershoot clamp diodes on data and control inputs and supports partial power-down mode operation.

SN74CB3Q3305DCUR Quick Information

Product Type: Bus Switch
Canonical Name: SN74CB3Q3305DCUR Dual FET Bus Switch
Subcategory: Signal Switches, Multiplexers, Decoders

SN74CB3Q3305DCUR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

SN74CB3Q3305DCUR Estimated Pricing

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1+ $0.22 $0.22

Estimated market price range - modelled values for guidance only, not live distributor offers.

SN74CB3Q3305DCUR Features

  • High bandwidth up to 500 MHz
  • Wide I/O voltage range 0V to 5.5V
  • Low ON-resistance of 3 typical
  • Low output capacitance of 3.5 pF
  • Operates from 2.3V to 3.6V supply

SN74CB3Q3305DCUR Applications

  • Ideal for high-speed data routing
  • Suitable for mixed-voltage systems
  • Used in signal switching applications
  • Supports I2C and UART protocols

SN74CB3Q3305DCUR FAQs

6 frequently asked questions generated from this part’s specifications.
What is the supply voltage range of the SN74CB3Q3305DCUR?

The supply voltage range is 2.3 V to 3.6 V.

What packages are available for the SN74CB3Q3305DCUR?

Available packages include 8-VSSOP and 8-VFSOP with surface-mount mounting.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C.

What is the typical bandwidth of this FET bus switch?

Typical bandwidth is 500 MHz.

What is the on-state resistance of the SN74CB3Q3305DCUR?

Typical on-state resistance is 3 Ω; maximum is 9 Ω.

How many channels does the SN74CB3Q3305DCUR have?

It has 2 channels.

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