What is the Additional Feature ?

Name: PCA9555PW,118
Brand: NXP USA Inc.
SKU: PCA9555PW,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. PCA9555PW,118

Part No.:: PCA9555PW,118

Manufacturer:: NXP USA Inc.

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

Datasheet:: PCA9555PW,118.pdf

Description:: IC I/O EXPANDER I2C 16B 24TSSOP

In Stock:: 3656

Quantity:: Add To Cart

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PCA9555PW,118 Specifications

Package/Case:
24-TSSOP (0.173, 4.40mm Width)
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®,Bulk
Series:
-
ProductStatus:
Active
NumberofI/O:
16
Interface:
I²C, SMBus
InterruptOutput:
Yes
Features:
POR
OutputType:
Push-Pull
Current-OutputSource/Sink:
10mA, 25mA
ClockFrequency:
400 kHz
Voltage-Supply:
2.3V ~ 5.5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

PCA9555PW,118 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PCA9555PW,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 PCA9555PW,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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PCA9555PW,118 information

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PCA9555PW,118 Typical application Circuitry

PCA9555PW,118

The PCA9555PW,118 is a 16-bit I/O expander chip, primarily used to increase the number of Input/Output (I/O) ports in microcontroller-based systems. It operates with an I2C-bus interface.

PCA9555PW,118 Application Scenarios:

1. Embedded Systems: Frequently utilized in embedded systems for expanding the I/O capabilities of microcontrollers in devices like IoT gadgets.

2. Industrial Automation: Suitable for use in industrial automation for controlling a wide range of sensors and actuators.

PCA9555PW,118 Key Features and Parameters:

1. 16-Bit I/O Expansion: Provides an additional 16 I/O ports.

2. I2C-Bus Interface: Ensures easy integration with microcontrollers via I2C communication.

3. Individual Port Configuration: Allows each port to be set as either input or output.

4. Wide Voltage Range: Operates over a broad range of voltages, suitable for diverse system requirements.

5. Energy Efficiency: Low power consumption, ideal for battery-powered or energy-sensitive applications.

Circuit Connection Example: IoT Home Automation System

Overview: Using PCA9555PW,118 in a home automation system for controlling lights and sensors.

1. Power Supply Connection:

- VCC (pin 24) should be connected to the system's power supply, compatible with the PCA9555PW,118's voltage range.

2. I2C Bus Connection:

- SDA (pin 23) and SCL (pin 22) need to be interfaced with the SDA and SCL lines of the home automation system's I2C bus.

3. Device Integration to I/O Ports:

- I/O Ports (P00 to P07 and P10 to P17) for connecting devices like light switches and environmental sensors. Configure each port based on the device's function.

4. I2C Address Configuration:

- Address Pins (A0, A1, and A2) for setting the I2C address of PCA9555PW,118, ensuring accurate communication on the bus.

Design Considerations:

1. Voltage Matching: Ensure VCC is compatible with the home automation system's power requirements.

2. I2C Addressing: Accurately configure the address pins to avoid conflicts on the I2C bus.

3. Port Configuration: Program each port as input or output to align with connected devices' functionalities.

4. System Integration and Reliability: Ensure the PCA9555PW,118 is integrated seamlessly, including thorough testing for connectivity and operational reliability.

In conclusion, the PCA9555PW,118 is highly beneficial in applications requiring additional I/O ports, such as IoT home automation systems. Its 16-bit I/O expansion, I2C interface, individual port configuration, wide voltage range, and low power consumption make it an ideal choice for expanding microcontroller capabilities. When designing circuits with this chip, key aspects like voltage compatibility, I2C addressing, port setup, and system integration testing are crucial for optimal performance.

PCA9555PW,118 FAQ

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6. What is the process for return or replacement of PCA9555PW,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 PCA9555PW,118 we delivered, we will accept the replacement or return of the PCA9555PW,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 PCA9555PW,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