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Name: PCA9545APW,118
Brand: NXP USA Inc.
SKU: PCA9545APW,118
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. PCA9545APW,118

Part No.:: PCA9545APW,118

Manufacturer:: NXP USA Inc.

Package:: 20-TSSOP (0.173, 4.40mm Width)

Datasheet:: PCA9545APW,118.pdf

Description:: IC INTERFACE SPECIALIZED 20TSSOP

In Stock:: 66215

Quantity:: Add To Cart

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PCA9545APW,118 Specifications

Package/Case:
20-TSSOP (0.173, 4.40mm Width)
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
Applications:
4-Channel I²C Switcher
Interface:
I²C, SMBus
Voltage-Supply:
2.3V ~ 5.5V

PCA9545APW,118 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PCA9545APW,118 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 PCA9545APW,118 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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PCA9545APW,118 information

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PCA9545APW,118 Typical application Circuitry

PCA9545APW,118

The PCA9545APW,118 is a part of the innovative PCA series and is a 4-channel I2C-bus multiplexer created by Texas Instruments. This device is engineered to facilitate communication with several I2C devices, even if they share the same address, by providing four distinct I2C-bus channels from a single input. It's extensively utilized in advanced electronic systems like data centers, complex networking hardware, and multi-sensor platforms, where managing multiple I2C devices efficiently is crucial.

1. Power Supply and Voltage Parameters: The PCA9545APW,118 operates effectively within a voltage range of 2.3V to 5.5V, allowing it to be integrated into systems with varying logic levels. The positive power source is linked to the VDD pin, while grounding is accomplished via the GND pin. To ensure the device's stability and optimal performance, incorporating decoupling capacitors near the power input pins is recommended to mitigate any voltage fluctuations and minimize electrical interference.

2. Pin Configuration and Connection Scheme: The PCA9545APW,118 features a variety of pins, each fulfilling a specific role. It includes the SDA and SCL pins for the main I2C bus connection and four pairs of SDAx and SCLx pins, corresponding to the four I2C bus channels. The device also has three address pins (A0, A1, A2) for setting the I2C address and an interrupt pin (INT) that alerts the primary controller of any changes in the status of the downstream I2C channels. Proper configuration and connection of these pins are critical for the seamless operation of the I2C multiplexer.

3. Incorporation in I2C Networks: In an I2C network, the PCA9545APW,118 is integral in enabling a single I2C master device to interface with multiple slave devices, even those with overlapping addresses. This integration involves programming the master device to accurately control the active channel on the multiplexer, thereby establishing communication with the desired I2C device on each specific channel.

4. Performance and Adaptability in Various Environments: The PCA9545APW,118 is distinguished for its reliable performance in handling I2C communications. It adeptly manages the challenge of connecting multiple I2C devices with similar addresses to a singular I2C master. Its adaptability makes it a highly valuable component in diverse and complex electronic systems.

5. Designing the Circuit and PCB Layout Approach: When designing a circuit for the PCA9545APW,118, particular attention should be paid to the routing of the I2C bus lines, aiming to minimize interference and preserve signal integrity. The SDA and SCL lines for both the main bus and the individual channels should be carefully planned. An effective PCB layout is crucial for the multiplexer's efficient operation, ensuring minimal cross-talk and stable communications.

6. Conformity to Industry Standards: The PCA9545APW,118 adheres to the industry's I2C communication standards, ensuring its compatibility and dependability in various applications. This compliance facilitates its seamless integration with a broad spectrum of I2C devices.

7. Handling and Installation Guidelines: The PCA9545APW,118, sensitive to electrostatic discharge (ESD), necessitates cautious handling. Adopting ESD protection methods during handling and installation is crucial to preserve the device's integrity and functionality.

In conclusion, the PCA9545APW,118 is a vital component in complex I2C networks, enabling the effective management of multiple I2C devices. Proper deployment involves stable power supply management, precise pin configuration, strategic integration into I2C systems, leveraging its performance across different settings, meticulous circuit design, adherence to industry standards, and careful handling and installation. These practices ensure the PCA9545APW,118 operates effectively, enhancing I2C communication in various sophisticated electronic applications.

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6. What is the process for return or replacement of PCA9545APW,118?

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 PCA9545APW,118 we delivered, we will accept the replacement or return of the PCA9545APW,118 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 PCA9545APW,118.

(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