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Name: PCA9547PW,112
Brand: NXP USA Inc.
SKU: PCA9547PW,112
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. PCA9547PW,112

Part No.:: PCA9547PW,112

Manufacturer:: NXP USA Inc.

Package:: 24-TSSOP (0.173, 4.40mm Width)

Datasheet:: PCA9547PW,112.pdf

Description:: IC INTERFACE SPECIALIZED 24TSSOP

In Stock:: 3025

Quantity:: Add To Cart

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PCA9547PW,112 Specifications

Package/Case:
24-TSSOP (0.173, 4.40mm Width)
Packaging:
Tube,Tube
Series:
-
ProductStatus:
Obsolete
Applications:
Translating Multiplexer
Interface:
I²C, SMBus
Voltage-Supply:
2.3V ~ 3.6V, 4.5V ~ 5.5V

PCA9547PW,112 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PCA9547PW,112 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 PCA9547PW,112 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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PCA9547PW,112 information

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PCA9547PW,112 Typical application Circuitry

PCA9547PW,112

PCA9547PW,112 is an 8-channel I²C-bus multiplexer, which allows one I²C master to interface with up to eight I²C slave devices that might otherwise have conflicting addresses.

Application Scenarios

A prime application for the PCA9547PW,112 is in data acquisition systems, where it is used to connect multiple sensors with the same I²C address to a single microcontroller, thus enabling the collection of diverse data without address conflict.

Parameter Features

- Operating Voltage: Functions within a 2.3V to 5.5V range, accommodating a variety of logic levels and power supplies.

- I²C Interface Compatibility: Supports the standard I²C protocol, facilitating easy integration with most microcontrollers and I²C devices.

- Multiple Channels: Features 8 selectable channels, increasing the flexibility and scalability of I²C bus systems.

- Hardware Reset: Equipped with a reset pin, allowing the system to reset the multiplexer during initialization or in the event of a fault.

Detailed Circuit Connection - Multi-Sensor Data Acquisition System

1. I²C Master Connection

Initiate by connecting the SDA and SCL pins of PCA9547PW,112 to the I²C bus master's corresponding SDA and SCL pins. This setup enables communication between the microcontroller and the multiplexer.

2. Power Supply Arrangement

Ensure the VDD pin of PCA9547PW,112 is connected to a suitable power source within the specified voltage range, and the VSS pin is grounded. This ensures the reliable operation of the multiplexer.

3. Channel Selection Implementation

Configure the A0, A1, and A2 address pins to select the desired channel. For instance, to select channel 0, all these pins should be set to a low logic level.

4. Sensor Integration

Connect each sensor to one of the eight output channels of PCA9547PW,112, ensuring that each sensor's SDA and SCL lines are properly connected to the corresponding SDA and SCL pins of the selected channel.

Circuit Design Considerations

- I²C Addressing: Carefully plan the I²C addressing scheme, especially if multiple PCA9547PW,112 devices are used, to prevent address conflicts on the I²C bus.

- Bus Capacitance: Keep an eye on the total bus capacitance, which can increase with more devices, potentially degrading signal integrity and communication reliability.

- Decoupling Capacitors: Place decoupling capacitors close to the VDD pin of PCA9547PW,112 to stabilize the power supply and minimize potential voltage spikes.

- Pull-up Resistors: Properly size and place pull-up resistors on the SDA and SCL lines to maintain signal quality, particularly in systems with long traces or many I²C devices.

By incorporating these considerations, the PCA9547PW,112 can be effectively used in data acquisition systems to interface multiple sensors with a single microcontroller, thereby simplifying the design and enhancing the system's capability to gather a wide range of data.

PCA9547PW,112 FAQ

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6. What is the process for return or replacement of PCA9547PW,112?

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 PCA9547PW,112 we delivered, we will accept the replacement or return of the PCA9547PW,112 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 PCA9547PW,112.

(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