DFRobot Gravity: digital I2C multiplexer - 8-channel

Index: DFR-12628 EAN: 5903351243254

Module with multiplexer that allows you to connect 8 different digital I2C buses to one interface, for each, there are separate pins SDA (bus of data line) and SCL (clock line of the bus). The device operates with a supply voltage from 3 V to 5 V.

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Manufacturer: DFRobot
Compatibility: Arduino Raspberry Pi

Description

Module withmultiplexerthat allows you to connect8 differentdigitalI2C buses to one interface, for each, there are separate pins SDA (bus of data line) and SCL (clock line of the bus). The device operates with a supply voltage from3 V to 5 V, the output I2C bus has the ability to change the default address,0x70 to 0x77. Theoretically, it is possible to connect up to 8 multiplexers that allows you to control up to64 devices through a single I2C interfaceof minicomputer.The kit also includes a cable suitable forGravity DFRobot IO Expansion Shieldand a 4-pin goldpin connector.

multiplexer gravity

Pins

The system has four pins on a special connector, to which the cable is included in the package.

dfrobot multiplexer i2c

Connection example of module withDFRobot Gravity shield.

Pin Description
VCC Supply voltage: from 3.3 V to 5 V.
GND The ground of the system.
SCL Clock line of I2C interface.
Traffic Data line of I2C interface.

Specification

  • System:TCA9548A
  • Supply voltage: from 3.3 V to 5 V
  • Connector type: PH2.0-4P
  • Interface: I2C (IIC)
  • Clock I2C: 100K, 400K
  • The number of I2C ports: 8
  • The default I2C address: 0x70
  • Range of I2C addresses: from 0x70 to 0x77
  • Dimensions: 32 x 32 mm

Sensor - type multiplexer

Same-day shipping

  • Crediting the payment for the order on our account on a business day before 10:00 AM means sending the goods on the same day.
  • All packages are being delivered by GLS Group courier and covered with insurance up to 1200 EUR.
  • You will receive a link to track your package and monitor the progress of delivery as soon as it is shipped.

Terms of delivery 

GLS - zone 1

Austria, Belgium, Croatia, The Czech Republic, Denmark, Germany, Netherlands, Poland, Slovakia 

  • Delivery time: 2-4 days
  • Delivery cost: from 4.18 EUR
  • Insurance: 1200 EUR
GLS - zone 2

Bulgaria, Estonia, France, Hungary, Italy, Latvia, Lithuania, Luxembourg, Portugal, Romania, San Marino, Slovenia

  • Delivery time: 2-5 days
  • Delivery cost: from 5.35 EUR
  • Insurance: 1200 EUR
GLS - zone 3

Finland, Greece, Ireland, Spain, Sweden 

  • Delivery time: 2-7 days
  • Delivery cost: from 7.67 EUR
  • Insurance: 1200 EUR

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