What is the Additional Feature ?

Name: PCA9557PW,118
Brand: NXP USA Inc.
SKU: PCA9557PW,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. PCA9557PW,118

Part No.:: PCA9557PW,118

Manufacturer:: NXP USA Inc.

Package:: 16-TSSOP (0.173, 4.40mm Width)

Datasheet:: PCA9557PW,118.pdf

Description:: IC I/O EXPANDER I2C 8B 16TSSOP

In Stock:: 46053

Quantity:: Add To Cart

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PCA9557PW,118 Specifications

Package/Case:
16-TSSOP (0.173, 4.40mm Width)
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
NumberofI/O:
8
Interface:
I²C, SMBus
InterruptOutput:
No
Features:
POR
OutputType:
Open Drain, Push-Pull
Current-OutputSource/Sink:
10mA, 20mA
ClockFrequency:
400 kHz
Voltage-Supply:
2.3V ~ 5.5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

PCA9557PW,118 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PCA9557PW,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 PCA9557PW,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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PCA9557PW,118 information

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PCA9557PW,118 Typical application Circuitry

PCA9557PW,118

The PCA9557PW,118 is an 8-bit I2C-bus and SMBus I/O expander chip. It is mostly utilized in microcontroller-based applications and is intended to offer extra input/output (I/O) ports in systems with constrained I/O availability.

Application Scenarios:

1. Automotive Systems: Used in automotive applications for controlling various sensors and indicators.

2. Robotic Systems: Ideal for expanding I/O capabilities in robotic systems for sensor and actuator management.

Crucial attributes and parameters:

1. 8-Bit I/O Expansion: Adds eight I/O ports.

2. I2C/SMBus Interface: Enables communication protocols that are often used with I2C and SMBus.

3. Configurable Ports: For each port, an input or output can be selected as desired.

4. Low Power Consumption: Fit for situations where power is a concern.

5. Broad Voltage Range: Supports various operating voltages for flexibility.

Circuit Connection Example: Automotive Dashboard System

Overview: Incorporating PCA9557PW,118 in an automotive dashboard for controlling indicators and sensors.

1. Power Supply Connection: Within the voltage range of the PCA9557PW,118, the VCC (pin 16) should be linked to the vehicle's power system.

2. I2C Bus Integration: SDA (pin 15) and SCL (pin 14) must be linked to the corresponding SDA and SCL lines of the vehicle's I2C bus.

3. Indicator and Sensor Interface: I/O Ports (P0 to P7 on pins 1-7 and 9) for connecting to dashboard indicators and sensors. Configure each port in line with the operational needs of each connected device.

4. I2C Address Configuration: Address Pins (A0, A1, and A2 on pins 10-12) are critical for setting the I2C address of the PCA9557PW,118, ensuring correct communication on the bus.

Design Considerations:

1. Voltage Compatibility: Verify that VCC matches the voltage levels of the vehicle's electrical system.

3. Accurate I2C Addressing: Configure the address pins correctly to avoid conflicts on the I2C bus.

4. Port Configuration: Appropriately program each port as input or output, tailored to the connected indicators and sensors.

5. Integration and Testing: Ensure the PCA9557PW,118 is seamlessly integrated into the automotive dashboard, including thorough testing for reliability and functionality.

In summary, the PCA9557PW,118 is highly effective for applications requiring additional I/O ports, such as in automotive dashboard systems. Its 8-bit I/O expansion, I2C/SMBus compatibility, configurable port direction, low power consumption, and adaptable voltage operation make it a suitable choice. Key aspects in circuit design include ensuring voltage compatibility, I2C bus addressing, port setup, and robust integration into the automotive system.

PCA9557PW,118 FAQ

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3. Are the PCA9557PW,118 price and inventory displayed accurate?

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6. What is the process for return or replacement of PCA9557PW,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 PCA9557PW,118 we delivered, we will accept the replacement or return of the PCA9557PW,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 PCA9557PW,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