{"product_id":"pcf88575-16-bits-i2c-module-for-arduino","title":"PCF8575 16-Bit I2C I\/O Expander Module for Arduino \u0026 R3","description":"\u003ch4 class=\"\"\u003e\u003cb\u003eOverview: Solve Your I\/O Pin Shortage\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eAre you running out of digital input\/output pins on your Arduino or other microcontrollers?\u003c\/span\u003e\u003cspan class=\"\"\u003e This powerful \u003c\/span\u003e\u003cb class=\"\"\u003ePCF8575 I2C I\/O Expander Module\u003c\/b\u003e\u003cspan class=\"\"\u003e is your simple solution!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eIt allows you to expand your project's digital I\/O capacity by an incredible \u003c\/span\u003e\u003cb class=\"\"\u003e16 pins\u003c\/b\u003e\u003cspan class=\"\"\u003e,\u003c\/span\u003e\u003cspan class=\"\"\u003e all while using only \u003c\/span\u003e\u003cb class=\"\"\u003etwo I\/O pins\u003c\/b\u003e\u003cspan class=\"\"\u003e on your main board for the I2C control interface.\u003c\/span\u003e\u003cspan class=\"\"\u003e Perfect for projects that need to control multiple relays,\u003c\/span\u003e\u003cspan class=\"\"\u003e buzzers,\u003c\/span\u003e\u003cspan class=\"\"\u003e or LEDs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4 class=\"\"\u003e\u003cb\u003eKey Features \u0026amp; Benefits\u003c\/b\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb class=\"\"\u003eMassive I\/O Expansion:\u003c\/b\u003e\u003cspan class=\"\"\u003e Instantly add \u003c\/span\u003e\u003cb class=\"\"\u003e16 near-bi-directional\u003c\/b\u003e\u003cspan class=\"\"\u003e digital input\/output pins to your project.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb class=\"\"\u003eSimple Control:\u003c\/b\u003e\u003cspan class=\"\"\u003e Uses the universally common \u003c\/span\u003e\u003cb class=\"\"\u003eI2C \/ IIC \/ SMBus\u003c\/b\u003e\u003cspan class=\"\"\u003e interface,\u003c\/span\u003e\u003cspan class=\"\"\u003e requiring only SDA and SCL pins.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb class=\"\"\u003eInterrupt Output:\u003c\/b\u003e\u003cspan class=\"\"\u003e Features a dedicated \u003c\/span\u003e\u003cb class=\"\"\u003eopen-drain interrupt output pin (INT)\u003c\/b\u003e\u003cspan class=\"\"\u003e,\u003c\/span\u003e\u003cspan class=\"\"\u003e enabling your microcontroller to react instantly to any change in the input status without constant polling.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb class=\"\"\u003eLevel Compatibility:\u003c\/b\u003e\u003cspan class=\"\"\u003e Includes an on-board \u003c\/span\u003e\u003cb class=\"\"\u003e3.3V level converter circuit\u003c\/b\u003e\u003cspan class=\"\"\u003e for flexible use across various systems.\u003c\/span\u003e\u003cspan class=\"\"\u003e By default (pad VCC-VDD open),\u003c\/span\u003e\u003cspan class=\"\"\u003e the PCF8575 operates at 3.\u003c\/span\u003e\u003cspan class=\"\"\u003e3V.\u003c\/span\u003e\u003cspan class=\"\"\u003e If you solder the VCC-VDD pad,\u003c\/span\u003e\u003cspan class=\"\"\u003e the level will match your VCC supply (e.\u003c\/span\u003e\u003cspan class=\"\"\u003eg.,\u003c\/span\u003e\u003cspan class=\"\"\u003e 5V).\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb class=\"\"\u003eIndividual Addressing:\u003c\/b\u003e\u003cspan class=\"\"\u003e All 16 pins are \u003c\/span\u003e\u003cb class=\"\"\u003eindividually addressable\u003c\/b\u003e\u003cspan class=\"\"\u003e and can be configured as either an input or an output pin.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb class=\"\"\u003eEasy Setup:\u003c\/b\u003e\u003cspan class=\"\"\u003e Compatible with the standard \u003c\/span\u003e\u003cb class=\"\"\u003ePCF8575 Arduino library\u003c\/b\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4 class=\"\"\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharacteristic\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDetail\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eOperating Voltage\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e2.5V to 5.5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eMax Operating Current\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e100mA (Max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eInterface\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eI2C \/ IIC \/ SMBus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eI2C Address\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e0x20 (Default, modifiable via A1\/A2 solder pads)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePins\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e16 Individually Addressable I\/O Pins\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eCompatibility\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eArduino R3, ESP32, ESP8266, and other MCUs.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eIdeal For\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eControl of Relay Banks, Buzzers, Push Buttons, LEDs.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e","brand":"Sun Cheong Computer Company Limited","offers":[{"title":"Default Title","offer_id":44656315859095,"sku":"","price":104.0,"currency_code":"TWD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0440\/4022\/4919\/files\/pcf8575-16-bit-i2c-io-expander-module.jpg?v=1762870396","url":"https:\/\/scccltd.com\/en-tw\/products\/pcf88575-16-bits-i2c-module-for-arduino","provider":"Sun Cheong Computer Company Limited","version":"1.0","type":"link"}