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Multiplexeur I2C à 8 canaux TCA9548A

Avec ce multiplexeur I2C, vous pouvez facilement connecter et gérer plusieurs capteurs I2C avec la même adresse à votre microcontrôleur. 

Les entrées A0-A2 permettent de changer l'adresse I2C du multiplexeur, vous pouvez donc connecter jusqu'à huit TCA9548A à un microcontrôleur.


Configuration de connexion TCA9548A:

  • VIN, GND : Tension de fonctionnement de 1.65 à 5.5V
  • SCL, SDA : Bus d'horloge série et de données série
  • RST: entrée de réinitialisation
  • A0-A2 : entrées d'adresses I2C
  • SCx, SDx : Horloge série et données série des canaux 0 à 7

Adressage I2C du TCA9548A

Voici une aide pour régler l'adresse I2C (H= connecté à Vin, L= connecté à GND). Si rien n'est connecté, l'adresse est par défaut à 0x70.

A0A1A2Hex
LLL0x70
LLH0x71
LHL0x72
LHH

 0x73

HLL0x74
HLH

0x75

HHL0x76
HHH0x77

Documentation:


Détails techniques:

  • Puce : TCA9548A
  • Tension de fonctionnement : 1.65 à 5.5V
  • Adresse I2C standard : 0x70
  • Plage d'adresses I2C : 0x70 - 0x71
  • Poids : 3.8g
  • Dimensions : 32 x 22 x 3mm

Contenu de l'emballage:

  • 1x Multiplexeur I2C 8 canaux TCA9548A
  • 1x  Ensemble de broches


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Multiplexeur I2C à 8 canaux TCA9548A

  • Marque : purecrea
  • Code produit : 421424
  • Disponibilité : En stock
  • CHF5,90

  • Hors taxe : CHF5,46

Balises : I2C, Multiplexeur, TCA9548A, MUX, Multiplexeur, 8-Canal, 3.3V, 5V, Breakout, Module, TCA9548