What is the Additional Feature ?

Name: PCA9698DGG,518
Brand: NXP USA Inc.
SKU: PCA9698DGG,518
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. PCA9698DGG,518

Part No.:: PCA9698DGG,518

Manufacturer:: NXP USA Inc.

Package:: 56-TFSOP (0.240, 6.10mm Width)

Datasheet:: PCA9698DGG,518.pdf

Description:: IC I/O EXPANDER I2C 40B 56TSSOP

In Stock:: 2795

Quantity:: Add To Cart

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PCA9698DGG,518 Specifications

Package/Case:
56-TFSOP (0.240, 6.10mm Width)
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
NumberofI/O:
40
Interface:
I²C
InterruptOutput:
Yes
Features:
POR
OutputType:
Open Drain
Current-OutputSource/Sink:
10mA, 25mA
ClockFrequency:
1 MHz
Voltage-Supply:
2.3V ~ 5.5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

PCA9698DGG,518 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PCA9698DGG,518 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 PCA9698DGG,518 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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PCA9698DGG,518 information

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PCA9698DGG,518 Typical application Circuitry

PCA9698DGG,518

The PCA9698DGG,518 is a 40-bit parallel input/output (I/O) expander with an I²C-bus interface, designed for applications that require a significant expansion of GPIO capabilities. It is particularly suited for scenarios where the microcontroller does not have enough I/O pins available for handling multiple inputs and outputs, such as in advanced control systems, complex user interfaces, and IoT devices.

Key Parameters and Features:

- 40 I/O Ports: Offers a significant increase in the number of available GPIOs, enabling the control of a large array of devices or the collection of data from numerous sensors.

- I²C Interface: Allows for easy integration with most microcontrollers, providing a straightforward method for controlling the expanded I/Os through a two-wire interface.

- Configurable Polarity: Inputs can have their polarity inverted via software, allowing for greater flexibility in interfacing with different logic levels.

- Output Drive Capability: Capable of driving LED indicators or other low-power devices directly, simplifying circuit design.

- Low Power Consumption: Ideal for power-sensitive applications, minimizing the impact on battery life in portable devices.

Application Scenario - Smart Home Automation System:

In a smart home automation system, the PCA9698DGG,518 can be utilized to manage a wide array of inputs from sensors (like temperature, humidity, and motion sensors) and outputs to actuators (such as relays for lighting and heating systems).

1. Powering the Device: Connect the VDD pin to a 3.3V or 5V power supply, compatible with the operating voltage of the microcontroller and other devices in the system. This step ensures that the PCA9698DGG,518 is adequately powered for its operation.

2. System Grounding: Connect the GND pin to the system's common ground. Establishing a solid ground connection is critical for the stability and reliability of both the I²C communication and the I/O operations.

3. Setting up I²C Communication: Connect the SDA (Serial Data) and SCL (Serial Clock) pins to the appropriate I²C bus lines on the microcontroller. This connection is essential for configuring and controlling the I/O ports of the PCA9698DGG,518 through software.

4. Connecting Inputs and Outputs: Attach sensors to designated input ports and actuators or LEDs to output ports. It's important to configure each port correctly in software as either input or output, depending on the connected device.

5. Addressing for Multiple Expanders: If the system requires more than one PCA9698DGG,518, set unique hardware addresses for each by configuring the A0, A1, and A2 address pins. With the help of this functionality, many devices can share an I/O bus without causing address conflicts.

6. Circuit Design Considerations: Take into account the electrical characteristics of the connected sensors and actuators, ensuring they are compatible with the input and output specifications of the PCA9698DGG,518. Implement appropriate protection mechanisms, such as transient voltage suppressors (TVS) for inputs, to safeguard against external electrical disturbances. Additionally, consider the layout of the I²C bus to minimize interference and signal degradation, especially in a complex system with multiple devices.

Employing the PCA9698DGG,518 in a smart home automation system effectively broadens the microcontroller's ability to interact with a diverse range of devices, enhancing the system's functionality and responsiveness. By carefully managing power supply connections, grounding, I²C communication, and the configuration of inputs and outputs, and by addressing potential design challenges such as electrical compatibility, protection, and bus integrity, developers can create sophisticated, efficient smart home solutions leveraging the extensive capabilities of the PCA9698DGG,518.

PCA9698DGG,518 FAQ

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6. What is the process for return or replacement of PCA9698DGG,518?

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 PCA9698DGG,518 we delivered, we will accept the replacement or return of the PCA9698DGG,518 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 PCA9698DGG,518.

(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