ICs and Microchips
Shop integrated circuits and microchips for your next electronics project. Our range includes timer ICs, logic gates, voltage regulators, op-amps, ADCs, and level shifters — essential building blocks for hobbyist, STEM, and professional designs.
Whether you're learning digital logic, building a power supply, or prototyping a sensor circuit, you'll find the right IC here. Fast shipping across Australia from our local warehouse.
IIC I2C Logic Level Converter Bi-Directional Module 5V to 3.3V For Arduino
SKU: LB-LR0185 | Brand: Little Bird
Logic Level Converter Bi-Directional IIC 4 Way Level Conversion Module Description:If you’ve ever tried to connect a 3.3V device to a 5V system, you know what a challenge it can be. The SparkFun bi-directional...
Delivered by Fri 12 Jun
MCP4725 Breakout Board - 12-Bit DAC w/I2C Interface
SKU: AF-935 | Brand: Adafruit
The MCP4725 breakout board provides a 12-bit digital-to-analogue converter (DAC) over I2C. Send a digital value and the VOUT pin outputs the corresponding analogue voltage — ideal for generating waveforms, adjustable ...
Delivered by Fri 12 Jun
Adafruit PCA9546 4-Channel STEMMA QT / Qwiic I2C Multiplexer
SKU: AF-5664 | Brand: Adafruit
Need to use multiple I2C devices that share the same address? The PCA9546 4-Channel STEMMA QT / Qwiic I2C Multiplexer lets you connect up to four same-address I2C devices with completely solderless wiring. Five JST SH...
Delivered by Fri 12 Jun
Gravity: 2-Channel I2C DAC Module (0-10V)
SKU: DF-DFR0971 | Brand: DFRobot
This 2-Channel I2C DAC module can output a voltage of 0-10V, which is a standard driver in industrial applications. It can be widely used with most 0-10V devices on markets such as light controllers, inverters, valves...
Delivered by Tue 23 Jun
Gravity: MCP23017 IIC 16 Digital IO Expansion Module
SKU: DF-DFR0626 | Brand: DFRobot
This is an IO expansion module that based on the chip MCP23017. The module can expand additional 16 IOs. It can set 8 IIC addresses, which means with this module, the microcontroller can connect 8 modules, and expand ...
Delivered by Fri 12 Jun
Adafruit PCA9548 8-Channel STEMMA QT / Qwiic I2C Multiplexer
SKU: AF-5626 | Brand: Adafruit
Need to use multiple I2C devices that share the same address? The PCA9548 8-Channel STEMMA QT / Qwiic I2C Multiplexer lets you connect up to eight same-address I2C devices with completely solderless wiring. Nine JST S...
Delivered by Thu 2 Jul
Adafruit Si5351A Clock Generator with STEMMA QT - 8KHz to 160MHz
SKU: AF-5640 | Brand: Adafruit
The Adafruit Si5351A Clock Generator with STEMMA QT lets you generate precise, arbitrary clock frequencies from 8 kHz to over 150 MHz using a simple I2C interface. This updated version adds STEMMA QT / Qwiic connector...
Delivered by Fri 12 Jun
SparkFun Level Translator Breakout - PCA9306
SKU: SF-BOB-15439 | Brand: SparkFun
The SparkFun PCA9306 Level Translator Breakout provides dual bidirectional voltage-level translation for I2C and SMBus lines. It lets you safely connect devices operating at different logic levels — for example, a 3.3...
Delivered by Tue 23 Jun
Adafruit PCA9546 4-Channel I2C Multiplexer
SKU: AF-5663 | Brand: Adafruit
Need to use multiple I2C devices that share the same address? The PCA9546 4-Channel I2C Multiplexer lets you connect up to four same-address I2C devices to a single microcontroller by acting as a gatekeeper — write a ...
Delivered by Thu 2 Jul
Adafruit PCF8575 I2C 16 GPIO Expander Breakout
SKU: AF-5611 | Brand: Adafruit
The Adafruit PCF8575 GPIO Expander Breakout is an affordable 16-channel I2C GPIO expander that doubles your available digital I/O over a simple two-wire connection. Add extra buttons, LEDs, relays, or other digital pe...
Delivered by Thu 2 Jul
Adafruit AW9523 GPIO Expander and LED Driver Breakout - STEMMA QT / Qwiic
SKU: AF-4886 | Brand: Adafruit
The Adafruit AW9523 GPIO Expander and LED Driver Breakout adds 16 I/O pins to any I2C-capable microcontroller or single-board computer. What sets this expander apart is its built-in 256-step linear constant-current LE...
Delivered by Thu 2 Jul
SparkFun Qwiic GPIO
SKU: SF-DEV-17047 | Brand: SparkFun
The SparkFun Qwiic GPIO adds eight additional digital I/O pins to your project via I2C, based on the TCA9534 I/O Expander from Texas Instruments. Read and write pins just like standard Arduino digital pins using the i...
Delivered by Fri 12 Jun
Adafruit ATECC608 Breakout Board - STEMMA QT / Qwiic
SKU: AF-4314 | Brand: Adafruit
The Adafruit ATECC608 Breakout provides hardware-based cryptographic security for your microcontroller projects. This crypto-authentication chip from Microchip stores private keys securely — once locked, the keys cann...
Delivered by Thu 2 Jul
SparkFun Qwiic 12 Bit ADC - 4 Channel (ADS1015)
SKU: SF-DEV-15334 | Brand: SparkFun
A lot of the time you just need to add more analog inputs to solve a problem. It happens. The SparkFun Qwiic 12 Bit ADC can provide four channels of I2C controlled ADC input to your Qwiic enabled project. These channe...
Delivered by Tue 23 Jun
Fermion: I2C Address Shifter Module
SKU: DF-DFR1185 | Brand: DFRobot
##Introduction The Fermion: I2C Address Shifter is a compact module designed to simplify the process of changing the I2C addresses of sensors in a development system. This module allows developers to easily modify sen...
Delivered by Tue 23 Jun
SparkFun Real Time Clock Module - RV-8803 (Qwiic)
SKU: SF-BOB-16281 | Brand: SparkFun
The SparkFun RV-8803 Real Time Clock Module is a Qwiic-enabled breakout for the RV-8803 RTC, featuring a factory-calibrated temperature-compensated crystal for extremely precise timekeeping. It tracks hundredths of se...
Delivered by Tue 23 Jun
SparkFun Real Time Clock Module - RV-1805 (Qwiic)
SKU: SF-BOB-14558 | Brand: SparkFun
Get with the times, already! This SparkFun Real Time Clock (RTC) Module is a Qwiic-enabled breakout board for the RV-1805 chipset. The RTC is ultra-low power (running at only about 22nA in its lowest power settin...
Delivered by Tue 23 Jun
Adafruit DAC6578 Breakout - 8 x Channel 10-bit I2C DAC
SKU: AF-6258 | Brand: Adafruit
The Adafruit DAC6578 Breakout provides eight independent 10-bit digital-to-analogue converters in a single package, all controllable over I2C. Set precise output voltages on up to eight channels simultaneously, making...
Delivered by Thu 2 Jul
Adafruit PCF8574 I2C GPIO Expander Breakout
SKU: AF-5545 | Brand: Adafruit
The Adafruit PCF8574 GPIO Expander Breakout is an affordable 8-channel I2C GPIO expander that adds extra digital I/O to any microcontroller project. Simply connect over I2C and control up to 8 additional pins for butt...
Delivered by Thu 2 Jul
Adafruit PCF8591 Quad 8-bit ADC + 8-bit DAC - STEMMA QT / Qwiic
SKU: AF-4648 | Brand: Adafruit
The Adafruit PCF8591 Quad 8-bit ADC + 8-bit DAC combines four analogue input channels and one analogue output channel in a single I2C breakout. Measure voltages from potentiometers, sensors, or other analogue sources ...
Delivered by Thu 2 Jul