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PCF8574N - GPIO expander board for microcontroller

Index: UCC-01210 EAN: 5904422303082
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The system allows to increase the number of IOs (up to 8) of a microcontroller (e.g. Arduino module). Communicates with the central unit via the I2C bus (TWI).

PCF8574N - GPIO expander board for microcontroller
€2.50
€2.03 tax excl.
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Manufacturer: Multicomp Pro

Product description: PCF8574N - microcontroller IO expander board

The system allows to increase the number of IOs (up to 8) of a microcontroller (e.g. Arduino module). Communicates with the central unit via the I2C bus (TWI).

Ekspander PCF8574N

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 indocumentation- section 7.1

 

  • PCF8574N/P 0 | 1 | 0 | 0 | A2 | A1 | A0

Details inthe documentationsection 8.3.3

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

Technical characteristics of expander IOs

  • Power supply: from 2.5 V to 6 V
  • Quiescent current: 100 µa (10 µa in low power mode)
  • Communication: I2C (TWI)
  • Number of contacts: 8
  • Case: DIP-16

 

Details inthe documentation.

 

 

Episode 10of the Arduino course on connecting thePCF8574 expander.

Package width 4 cm
Package height 1.5 cm
Package depth 3.5 cm
Package weight 0.001 kg
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Product reviews

PCF8574N - GPIO expander board for microcontroller

5/5

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3

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Bartosz 12.06.2023 Confirmed purchase Translated review
All OK
Pavel S. 11.05.2022 Confirmed purchase Translated review
Ok.
Kamil R. 27.09.2021 Confirmed purchase Translated review
It works

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