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PCA9555BS,118 The PCA9555BS,118 is an IO expander IC from NXP Semiconductors with a 2.3 V to 5.5 V operating voltage range and 400kHz I2C interface.
Mfr Part #:

PCA9555BS,118

Available from 2 distributors
Mfr Name: NXP Semiconductors
NXP Semiconductors
The PCA9555BS,118 is an IO expander IC from NXP Semiconductors with a 2.3 V to 5.5 V operating voltage range and 400kHz I2C interface.
✓ Total Stock: 8,822 pcs
$ Price Range: $1.15

PCA9555BS,118 Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Risen Electronics ✓
Non-Authorised Inventory information
5,000 pcs
On Request
5000 pcs On Request 1 On Request On Request On Request On Request 2026-02-16 21:33:16
Optech Co.,Limited ✓
Non-Authorised Inventory information
3,822 pcs
On Request
3822 pcs On Request 1 On Request On Request On Request On Request On Request
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.

PCA9555BS,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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PCA9555BS,118 Description

Short technical summary and product information.

The PCA9555BS,118 is an input/output expander integrated circuit designed for use in digital systems requiring additional I/O ports. It features a 400kHz I2C SMBUS interface, enabling communication with microcontrollers and other digital devices. The device operates within a voltage range of 2.3 V to 5.5 V, making it suitable for various low-voltage applications. The package type is 24HVQFN, which supports surface-mount assembly. This IC is commonly used in embedded systems, industrial automation, and communication equipment where expanding I/O capabilities is necessary.

 

The PCA9555BS,118 provides multiple I/O pins that can be configured as inputs or outputs, facilitating flexible system design. Its interface supports standard I2C communication protocols, ensuring compatibility with a wide range of microcontrollers and digital systems. The device's compact package allows for space-efficient designs, and its electrical characteristics support reliable operation in diverse environments.

PCA9555BS,118 Quick Information

Product Type: IO Expander
Canonical Name: PCA9555BS,118

PCA9555BS,118 Compliance

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

PCA9555BS,118 Estimated Pricing

Qty Low High
1+ $1.15 $1.15

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

PCA9555BS,118 Features

  • Supports 400kHz I2C SMBUS interface
  • Operates within 2.3 V to 5.5 V voltage range
  • Compact 24HVQFN surface-mount package
  • Provides multiple configurable I/O pins
  • Designed for low-voltage digital systems

PCA9555BS,118 Applications

  • Used for I/O expansion in microcontroller systems
  • Suitable for industrial automation applications
  • Supports communication in embedded systems
  • Ideal for space-constrained electronic designs

PCA9555BS,118 FAQs

1 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the PCA9555BS,118?

The PCA9555BS,118 operates within a voltage range of 2.3 V to 5.5 V.

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