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PCF8575DBQR The PCF8575DBQR is an IO expander from Texas Instruments with 16 I/O pins, operating voltage from 2.5V to 5.5V, and supporting I2C and SMBus interfaces.
Mfr Part #:

PCF8575DBQR

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The PCF8575DBQR is an IO expander from Texas Instruments with 16 I/O pins, operating voltage from 2.5V to 5.5V, and supporting I2C and SMBus interfaces.
✓ Total Stock: 22,600 pcs
$ Price Range: $2.70

PCF8575DBQR Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Romaks Technologies ✓
Non-Authorised Inventory information
22,600 pcs
On Request
22600 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.

PCF8575DBQR 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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PCF8575DBQR Description

Short technical summary and product information.

The PCF8575DBQR is an integrated circuit from Texas Instruments designed as an IO expander. It features 16 input/output pins and operates within a voltage range of 2.5V to 5.5V. The device communicates via I2C and SMBus interfaces, supporting a clock frequency of 400 kHz. It is packaged in a 24SSOP form factor, suitable for applications requiring additional I/O lines in embedded systems. The device supports push-pull output type and has a typical current consumption of 1mA, with a maximum of 25mA. It includes an interrupt output for event signaling, making it suitable for various control and automation applications.

PCF8575DBQR Quick Information

Product Type: IO Expander
Canonical Name: IC XPNDR 400KHZ I2C SMBUS 24SSOP

PCF8575DBQR Compliance

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

PCF8575DBQR Estimated Pricing

Qty Low High
1+ $2.70 $2.70

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

PCF8575DBQR Features

  • Supports 16 I/O pins for expansion
  • Operates between 2.5V and 5.5V
  • Supports I2C and SMBus interfaces
  • Supports push-pull output type
  • Includes interrupt output feature

PCF8575DBQR Applications

  • Ideal for microcontroller I/O expansion
  • Used in automation and control systems
  • Suitable for embedded system design
  • Supports multiple I/O configurations

PCF8575DBQR FAQs

4 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the PCF8575DBQR?

The operating voltage range is from 2.5V to 5.5V.

Does the PCF8575DBQR support interrupt output?

Yes, it includes an interrupt output feature.

What communication interfaces does the PCF8575DBQR support?

It supports I2C and SMBus interfaces.

How many I/O pins does the device have?

It has 16 I/O pins.

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