GPIO I2C pin expander and LED driver - AW9523 - STEMMA AT / Qwiic - Adafruit 4886

Index: ADA-19252 EAN: 5904422354787
GPIO pinout expander and LED driver. Equipped with AW9523 chip, provides up to 16 additional GPIO inputs / outputs. Uses I2C bus to communicate with connected elements. As many as four expanders can be connected, due to four I2C addresses available. Allows control of LEDs in the range of 256 linear dimming. Powered from 2.5V to 5.5V.
GPIO I2C pin expander and LED driver - AW9523 - STEMMA AT / Qwiic - Adafruit 4886
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Manufacturer: Adafruit
Compatibility: Arduino Raspberry Pi

Product description: I2C GPIO pinout expander and LED driver - AW9523 - STEMMA AT/Qwiic - Adafruit 4886

GPIO pin expanderand LEDdriver. Equipped withAW9523chip, provides up to16 additional GPIO inputs / outputs. Uses I2C bus to communicate with connected elements. As many as four expanders can be connected, due to four I2C addresses available. Allows control ofLEDsin the range of256lineardimming. Poweredfrom2.5V to 5.5V.

Product compatible with Arduino and Raspberry Pi.

A detaileduser guideis available on the manufacturer's website, which includes connection diagrams to individual controllers and libraries forArduino IDEandPythonenvironments.

Przykładowy schemat połączenia.

Connection diagram of module withMetroboard - Arduino derivative. PCB is not included in set, you can buy it separately in our shop.

Pinouts description

Module is equipped with leads in form ofsoldering fields, to which you should attachgoldpinconnectors, included in set. Alternatively, the element is also equipped withSTEMMA QT / Qwiicconnectors, through which it is possible to conveniently connect the module with the controller board - without additional soldering.

  • VIN- power supply pin
  • GND- system ground
  • SCL- logic pin, I2C interface clock line
  • SDA- logic pin, data line of I2C interface
  • STEMMA QT/Qwiic- connection connector
  • GPIO 0 - GPIO 15- input / output pins
  • INT- interrupt pin, warning about input value change
  • RST- reset pin
  • A0andA1- jumpers configuring communication interface address

Technical specification of the module

  • Circuit: AW9523
  • Type of module: lead expander and LED driver
  • Number of inputs / outputs: 16
  • LED linear dimming: 256 steps in control mode
  • GPIO configuration: independent, freely configurable
  • Communication interface: I2C (address selectable via AD1 / AD0 jumper)
  • I2C interface address:
    • default: 0x58
    • alternative: 0x59, 0x5A, 0x5B
  • SDA, SCL, SHDN pinouts and all GPIO can accept 1.8 V logic input
  • ESD protection: ± 4000 V HBM (MIL-STD-883H Method 3015.8 standard)
  • Power supply: 2.5 V to 5.5 V
  • Pinouts:
    • solder fields
    • STEMMA QT / Qwiic connectors
  • Dimensions: 38 x 17.8 x 4.5 mm
  • Weight: 2.5 g

Set contents

  • AW9523 LED expander and driver module
  • Goldpin connectors - 2,54 mm pitch
Ekspander wyprowadzeń GPIO I2C i sterownik diod LED od Adafruit.

I2C GPIO expander and LED driver from Adafruit.

Lead 16
Interface I2C
Sensor - type LED driver

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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