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.
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
TCA9548A I2C Multiplexer
SKU: AF-2717 | Brand: Adafruit
The TCA9548A 1-to-8 I2C multiplexer solves the common problem of needing multiple I2C devices with the same address on a single bus. It acts as a gatekeeper, routing I2C traffic to any of its eight downstream channels...
Delivered by Thu 2 Jul
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
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 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
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
SparkFun Qwiic Mux Breakout - 8 Channel (TCA9548A)
SKU: SF-BOB-16784 | Brand: SparkFun
The SparkFun Qwiic Mux Breakout uses the TCA9548A to provide 8 independent I2C channels, solving the common problem of multiple sensors sharing the same address. Simply route each device to its own channel and communi...
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