PCA9554PW The PCA9554PW from Texas Instruments is an 8-bit I/O expander featuring an I2C/SMBus interface. It operates with a supply voltage range of 2.3V to 5.5V.
Mfr Part #:

PCA9554PW

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The PCA9554PW from Texas Instruments is an 8-bit I/O expander featuring an I2C/SMBus interface. It operates with a supply voltage range of 2.3V to 5.5V.
Total Stock: 31,000 pcs
$ Price Range: $1.15

PCA9554PW Available from 1 distributor

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
31,000 pcs
31000 pcs On Request 1 On Request On Request On Request On Request On Request

PCA9554PW Specifications Quick View

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

PCA9554PW Description

Short technical summary and product information.

The PCA9554PW is an 8-bit I/O expander manufactured by Texas Instruments, designed for interface applications. It communicates via the I2C and SMBus protocols, supporting a clock frequency of up to 400 kHz. This device features 8 input/output pins that can be configured as either inputs or outputs, with a POR (Power-On Reset) feature.

 

The operating voltage for the PCA9554PW ranges from 2.3V to 5.5V, making it suitable for a variety of system designs. It operates within a temperature range of -40°C to 85°C. The output type is Push-Pull, with source/sink current capabilities of 10mA and 25mA respectively. An interrupt output is available for signaling events.

 

This component is supplied in a 16-TSSOP package, designed for surface mounting. The package dimensions are 0.173 inches (4.40mm) in width. The PCA9554PW is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1 Unlimited.

PCA9554PW Quick Information

Product Type: I/O Expander
Canonical Name: PCA9554PW I/O Expander
Subcategory: Interface

PCA9554PW Compliance

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

PCA9554PW Estimated Pricing

Qty Low High
1+ $1.15 $1.15

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

PCA9554PW Features

  • 8-bit I/O expander with I2C/SMBus interface.
  • Supports 400 kHz clock frequency.
  • Operates from 2.3V to 5.5V supply voltage.
  • Surface mount 16-TSSOP package.
  • Features POR and interrupt output.

PCA9554PW Applications

  • Ideal for microcontroller I/O expansion
  • Used in industrial automation systems
  • Suitable for embedded system interfaces
  • Supports multiple I/O configurations

PCA9554PW FAQs

4 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the PCA9554PW?

The operating voltage range is 2.3V to 5.5V.

What package type is the PCA9554PW available in?

The PCA9554PW is available in a 16-TSSOP package.

What is the operating temperature range for this I/O expander?

The operating temperature range is -40°C to 85°C.

Is the PCA9554PW RoHS compliant?

Yes, it is RoHS3 compliant.

Home
Account

Categories