PCA9539APW,118 The PCA9539APW,118 is an IO expander IC from NXP Semiconductors supporting 400kHz I2C SMBUS communication, housed in a 24TSSOP package.
Mfr Part #:

PCA9539APW,118

Available from 2 distributors
Mfr Name: NXP Semiconductors
NXP Semiconductors
The PCA9539APW,118 is an IO expander IC from NXP Semiconductors supporting 400kHz I2C SMBUS communication, housed in a 24TSSOP package.
Total Stock: 6,100 pcs
$ Price Range: $1.15

PCA9539APW,118 Available from 2 distributors

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
4,100 pcs
4100 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
2,000 pcs
2000 pcs On Request 1 On Request On Request On Request On Request 2026-02-16 21:33:16

PCA9539APW,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

PCA9539APW,118 Description

Short technical summary and product information.

The PCA9539APW,118 is an input/output expander integrated circuit manufactured by NXP Semiconductors. It supports I2C and SMBUS communication protocols operating at 400kHz. The device is packaged in a 24-terminal TSSOP package, suitable for surface-mount applications. It is used to increase the number of I/O ports available in a system, enabling control of additional peripherals or signals via a single I2C bus. The IC is designed for applications requiring reliable I2C communication with multiple I/O expansion needs, such as in embedded systems, industrial automation, and consumer electronics.

PCA9539APW,118 Quick Information

Product Type: IO Expander
Canonical Name: PCA9539APW,118

PCA9539APW,118 Compliance

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

PCA9539APW,118 Estimated Pricing

Qty Low High
1+ $1.15 $1.15

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

PCA9539APW,118 Features

  • Supports 400kHz I2C and SMBUS protocols
  • 16 configurable I/O ports
  • Operates in 2.7V to 5.5V voltage range
  • Housed in a 24TSSOP package
  • Designed for I/O expansion applications

PCA9539APW,118 Applications

  • Used in embedded system I/O expansion
  • Suitable for industrial automation
  • Ideal for consumer electronics requiring additional I/O
  • Supports multiple peripheral control

PCA9539APW,118 FAQs

2 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the PCA9539APW,118?

The PCA9539APW,118 operates in a voltage range of 2.7V to 5.5V.

What package type is used for the PCA9539APW,118?

The PCA9539APW,118 is housed in a 24-terminal TSSOP package.

PCA9539APW,118 Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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The Texas Instruments TCA9555PWR is an I/O expander with 16 channels, supporting I2C and SMBus interfaces. It operates from a 1.65V to 5.5V supply and is available in a 24-TSSOP package.
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PCA6416APW,118
PCA6416APW,118
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The PCA6416APW,118 is an IO expander from NXP Semiconductors with 16 I/O ports and a 400 kHz I2C SMBus interface.
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IC XPND 400KHZ I2C SMBUS 24TSSOP
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IC XPND 400KHZ I2C SMBUS 24TSSOP
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