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PCF8574 - GPIO expander I2C 8-bit

Index: UCC-04921 EAN: 5904422303075
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The system allows to increase the number of devices connected to the I2C bus with 8 pieces. The system has 16 pins.

PCF8574 - GPIO expander I2C 8-bit
€3.90
€3.17 tax excl.
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Manufacturer: OEM

Specification

  • Power supply: from 2.5 V to 6 V
  • Communication: I2C
  • Allows you to connect up to 8 devices on the I2C bus
  • Case: DIP-16

 

Details inthe documentation.

 

Description

The system allows to increase the number of devices connected to the I2C bus with 8 pieces. The system has 16 pins.

 

Note

System has a different address bus, depending on version:

  • PCF857 0 | 1 | 0 | 0 | A2 | A1 | A0
  • PCF8574A 0 | 1 | 1 | 1 | A2 | A1 | A0

Details inthe documentation

 

  • PCF8574P 0 | 1 | 0 | 0 | A2 | A1 | A0

Details inthe documentation

 

GPIOs A2 | A1 | A0 can't stay unconnected.

 

 

Episode 10 of the Arduino course on connecting thePCF8574 expander.

 

Package width 3 cm
Package height 1.3 cm
Package depth 4.5 cm
Package weight 0.001 kg
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Product reviews

PCF8574 - GPIO expander I2C 8-bit

5/5

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2

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Mariusz P. 04.05.2021 Confirmed purchase Translated review
Ok!!
Joachim 09.02.2024 Confirmed purchase

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