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PCA9557PW,118 The PCA9557PW,118 is an IO expander IC supporting 400kHz I2C SMBUS communication, housed in a 16TSSOP package.
Mfr Part #:

PCA9557PW,118

Available from 5 distributors
Mfr Name: NXP Semiconductors
NXP Semiconductors
The PCA9557PW,118 is an IO expander IC supporting 400kHz I2C SMBUS communication, housed in a 16TSSOP package.
✓ Total Stock: 7,887 pcs
$ Price Range: $1.15

PCA9557PW,118 Available from 5 distributors

✓ Authorised
✓ Non-Authorised
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

PCA9557PW,118 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Frequency
Current
Features
Interface
Interrupt Output
Mounting Type
Number of I
Operating Temperature
Output Type
Supplier Device Package
Voltage
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PCA9557PW,118 Description

Short technical summary and product information.

The PCA9557PW,118 is an input/output expander integrated circuit manufactured by NXP Semiconductors. It supports 400kHz I2C and SMBUS communication protocols, making it suitable for expanding the number of I/O ports in embedded systems. The device is packaged in a 16-pin TSSOP package, designed for surface mounting on printed circuit boards. It is used in applications requiring additional I/O lines, such as industrial automation, consumer electronics, and communication equipment. The IC provides a simple interface for microcontrollers to control multiple I/O pins efficiently, with features supporting various system configurations.

PCA9557PW,118 Quick Information

Product Type: IO Expander
Canonical Name: PCA9557PW,118

PCA9557PW,118 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

PCA9557PW,118 Estimated Pricing

Qty Low High
1+ $1.15 $1.15

Estimated market price range - modelled values for guidance only, not live distributor offers.

PCA9557PW,118 Features

  • Provides 8-bit I/O expansion via I2C/SMBus interface.
  • Supports voltage range from 2.3 V to 5.5 V.
  • Includes active HIGH polarity inversion register.
  • Offers high-impedance open-drain output pin IO0.
  • Operates at clock frequencies up to 400 kHz.

PCA9557PW,118 Applications

  • Expanding I/O capabilities in embedded systems.
  • Controlling multiple peripherals via I2C bus.
  • Enabling remote input/output monitoring.
  • Implementing low-power digital I/O expansion.
  • Integrating with microcontrollers for automation.

PCA9557PW,118 FAQs

3 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the PCA9557PW,118?

The operating voltage range is not specified in the provided data.

What package type does the PCA9557PW,118 come in?

It comes in a 16TSSOP package.

What is the operating temperature range of the PCA9557PW,118?

The operating temperature range is not specified in the provided data.

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