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Name: PCA9548ABSHP
Brand: NXP USA Inc.
SKU: PCA9548ABSHP
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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NXP USA Inc. PCA9548ABSHP

Part No.:: PCA9548ABSHP

Manufacturer:: NXP USA Inc.

Package:: 24-VFQFN Exposed Pad

Datasheet:

Description:: IC INTFACE SPECIALIZED 24HVQFN

In Stock:: 2566

Quantity:: Add To Cart

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PCA9548ABSHP Specifications

Package/Case:
24-VFQFN Exposed Pad
Packaging:
Tape & Reel (TR)
Series:
-
ProductStatus:
Active
Applications:
Translating Switch
Interface:
I²C, SMBus
Voltage-Supply:
2.3V ~ 3.6V, 4.5V ~ 5.5V

PCA9548ABSHP this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PCA9548ABSHP price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for PCA9548ABSHP to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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PCA9548ABSHP information

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PCA9548ABSHP Typical application Circuitry

The PCA9548ABSHP is an 8-channel I2C-bus multiplexer with reset. It allows a single I2C master to interface with eight separate I2C slave devices, which may have the same address, by selecting one of the eight channels at a time.

PCA9548ABSHP Application Scenarios:

1. I2C Bus System Expansion: Widely used in complex systems where multiple I2C devices with identical addresses need to be connected to a single I2C master, such as in advanced embedded systems, multi-sensor platforms, or server motherboards.

2. Management of Multiple I2C Devices: Ideal for interfacing multiple I2C devices like sensors, EEPROMs, or other I2C-based peripherals within a single system without address conflicts.

PCA9548ABSHP Key Features and Parameters:

1. 8-Channel Multiplexer: Offers eight separate I2C-bus channels for device communication.

2. I2C-Bus Compatibility: Fully compatible with I2C-bus standards.

3. Reset Function: Includes a reset function for system stability and recovery.

4. Wide Operating Voltage Range: Typically operates within a 2.3V to 5.5V range.

5. Low Standby Current: Energy-efficient design with a low standby current.

Circuit Connection Example: Multi-Sensor I2C System

Overview: Using PCA9548ABSHP in a system with multiple I2C sensors.

1. Power Supply Connection:

- VCC (pin 24) should be connected to the system's power supply, typically within the 2.3V to 5.5V range.

2. Grounding the Multiplexer:

- GND (pin 12) needs to be connected to the system's ground.

3. I2C Master Connection:

- SDA (pin 23) and SCL (pin 22) should be connected to the SDA and SCL lines of the I2C master.

4. Connecting I2C Sensors to Channels:

- SD0 to SD7 (pins 1-8) and SC0 to SC7 (pins 9-16) are for connecting the SDA and SCL lines of the I2C sensors on each channel.

5. Channel Selection via Addressing:

- A0, A1, and A2 (pins 20, 19, and 18, respectively) are used for addressing and channel selection, determining which I2C channel is active.

6. Reset Functionality:

- RESET (pin 17) can be connected to a control line for system reset.

Design Considerations:

1. Voltage Compatibility: Ensure VCC matches the logic levels of the I2C master and sensors.

2. Channel Address Configuration: Set A0, A1, and A2 correctly for accurate channel selection.

3. Bus Capacitance Management: Monitor the total bus capacitance to stay within I2C specifications.

4. System Reset: Utilize the RESET function for system stability and recovery.

5. Power Efficiency: Consider the low standby current for energy-saving operation, particularly in battery-powered systems.

In conclusion, the PCA9548ABSHP is an efficient solution for expanding I2C capabilities in systems with multiple I2C devices. Its 8-channel multiplexing, I2C-bus compatibility, reset functionality, and energy-efficient design make it particularly useful in multi-sensor systems and complex I2C-bus configurations.

PCA9548ABSHP FAQ

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3. Are the PCA9548ABSHP price and inventory displayed accurate?

The price and inventory of PCA9548ABSHP fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of PCA9548ABSHP?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the PCA9548ABSHP we delivered, we will accept the replacement or return of the PCA9548ABSHP only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of PCA9548ABSHP.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations