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.
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 Tue 8 Sep
SparkFun I2C DAC Breakout - MCP4725
SKU: SF-BOB-12918 | Brand: SparkFun
You’ve always wanted to output analog voltages from a microcontroller, the MCP4725 is the DAC that will let you do it! The MCP4725 is an I2C controlled Digital-to-Analog converter (DAC). A DAC allows you to send analo...
Delivered by Wed 26 Aug
TXB0104 Bi-Directional Level Shifter [TXB0104]
SKU: AF-1875 | Brand: Adafruit
Because the Arduino (and Basic Stamp) are 5V devices, and most modern sensors, displays, flash cards and modes are 3.3V-only, many makers find that they need to perform level shifting/conversion to protect the 3.3V de...
Delivered by Mon 17 Aug
Analog to Digital Converter - MCP3002
SKU: SF-COM-08636 | Brand: SparkFun
The MCP3002 is a 10-bit analog-to-digital converter (ADC) with a simple SPI interface, available in a breadboard-friendly 8-pin DIP package. Use it to add analog input capability to microcontrollers that lack an ADC, ...
Delivered by Mon 17 Aug
Voltage Regulator - Adjustable
SKU: SF-COM-00527 | Brand: SparkFun
The LM317TG is a three-terminal adjustable positive voltage regulator with an output range of 1.2V to 37V and up to 1.5A output current. Only two external resistors are needed to set the desired output voltage, making...
Delivered by Mon 17 Aug
H-Bridge Motor Driver 1A
SKU: SF-COM-00315 | Brand: SparkFun
The SN754410 is a quad half H-bridge motor driver IC capable of driving DC motors, stepper motors, and other inductive loads. It accepts TTL 5V logic inputs and can drive motors from 4.5V to 36V at up to 1A continuous...
Delivered by Mon 17 Aug
Adafruit DS1307 Real Time Clock Assembled Breakout Board
SKU: AF-3296 | Brand: Adafruit
The Adafruit DS1307 Real Time Clock breakout keeps accurate time even when your microcontroller loses power or is reprogrammed. This battery-backed I2C RTC is one of the most widely used clock chips, making it a relia...
Delivered by Mon 17 Aug
Electronics Components Basic Starter Kit
SKU: LB-LS7756 | Brand: Little Bird
Packing list: 10 × White LEDs10 × Yellow LEDs10 × Blue LEDs10 × Green LEDs10 × Red LEDs1 × RGB LED2 × Photoresistors (LDR)1 × Thermistor5 × Rectifier Diodes (1N4007)5 × NPN Transistors (PN2222)1 × Optocoupler IC ...
Delivered by Mon 17 Aug
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 Tue 8 Sep
L9110H H-Bridge Motor Driver for DC Motors - 8 DIP - 2.5V-12V 800mAh
SKU: AF-4489 | Brand: Adafruit
Run two solenoids, or a single DC motor with up to 800mA per channel using the super-simple L9110H H-bridge driver. This bridge chip is an 8 DIP package so it's easy to fit onto any breadboard or perfboard.Each chip c...
Delivered by Mon 17 Aug
ADS1015 12-Bit ADC - 4 Channel with Programmable Gain Amplifier
SKU: AF-1083 | Brand: Adafruit
Add high-speed analog-to-digital conversion to any microcontroller with the ADS1015 breakout. This 12-bit ADC delivers 3,300 samples per second over I2C, with four single-ended or two differential input channels and a...
Delivered by Mon 17 Aug
3.3V 800mA Linear Voltage Regulator - LD1117-3.3 TO-220
SKU: AF-2165 | Brand: Adafruit
A popular low-dropout (LDO) 3.3 V linear voltage regulator based on the LD1117 in a TO-220 package. With approximately 1 V dropout and up to 800 mA output current, it cleanly steps down 5–15 V supplies to a regulated ...
Delivered by Tue 8 Sep
SparkFun Opto-isolator Breakout
SKU: SF-BOB-09118 | Brand: SparkFun
This is a board designed for opto-isolation. This board is helpful for connecting digital systems (like a 5V microcontroller) to a high-voltage or noisy system. This board electrically isolates a controller from the h...
Delivered by Mon 17 Aug
PICAXE 18M2+ Microcontroller (18 pin)
SKU: SF-COM-10187 | Brand: SparkFun
The new generation 18 pin PICAXE microcontroller now has parallel tasking, touch sensors and more memory/RAM. See the Info Sheet for a comparison of features between the 18M2 and the 18M2+ PICAXE is a neat entr...
Delivered by Wed 26 Aug
Arduino RS232 to TTL Converter with DB9 (MAX202)
SKU: DF-DFR0077 | Brand: DFRobot
This converter uses MAX202-based level shifter for converting TTL (Transistor-Transistor Logic) -level serial to standard RS232 serial.RS232 is widely used in radio modifications,phone flash, XBOX360 flash, GPS, vehic...
Delivered by Mon 17 Aug
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 Mon 17 Aug
SparkFun Level Shifter - 8 Channel (TXS01018E)
SKU: SF-BOB-19626 | Brand: SparkFun
The SparkFun 8 Channel Level Shifter Breakout features the TXS01018E™ 8-bit, bi-directional logic level translator from Texas Instruments. This board allows you to easily shift logic between devices running at diff...
Delivered by Wed 26 Aug
Schmitt Trigger - CD40106B
SKU: SF-COM-13952 | Brand: SparkFun
The CD40106BE consists of six Schmitt-trigger circuits. Each circuit functions as an inverter with Schmitt-trigger action on the input. The trigger switches at different points for positive- and negative-going signals...
Delivered by Mon 17 Aug
Dual Digital Potentiometer (100K) (Pre-Order)
SKU: DF-DFR0520 | Brand: DFRobot
Digital potentiometer is also called "Digital Pot" in short. It is a kind of mixed signal IC, which is able to dynamically change the internal resistors through MCU like Arduino. It can be applied to applications suc...
Delivered by Wed 26 Aug
SparkFun Multiplexer Breakout - 8 Channel (74HC4051)
SKU: SF-BOB-13906 | Brand: SparkFun
The SparkFun Multiplexer Breakout provides access to all pins and features of the 74HC4051, an 8-channel analog multiplexer/demultiplexer. The 74HC4051 allows you to turn four I/O pins into eight multifunctional, indi...
Delivered by Mon 17 Aug