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.
TLC551 IC Timer - CMOS 555 with 1V to 15V power, up to 1.8MHz
SKU: AF-5222 | Brand: Adafruit
According to The Internet, 95% of electronic projects can be done with an op-amp or 555 timer chip. We're not so sure about it, but the 'triple nickel' (as we like to call it after we've had a gin&tonic) does come in ...
Delivered by Thu 22 Oct
SparkFun Cryptographic Co-Processor Breakout - ATECC608A (Qwiic)
SKU: SF-DEV-18077 | Brand: SparkFun
🛇 Product Restrictions: To access certain features of the ATECC608A, users will need to contact Microchip and sign an NDA contract to obtain the complete datasheet. Due to the required NDA - technical support, an Ar...
Delivered by Thu 22 Oct
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 Thu 22 Oct
I/O Expander - MCP23008
SKU: SF-COM-15099 | Brand: SparkFun
Add another eight pins to your microcontroller using a MCP23008 port expander. The MCP23008 uses two I2C pins which can be shared with other I2C devices, and in exchange gives you eight general purpose pins. You can s...
Delivered by Thu 22 Oct
8 MHz Ceramic Resonator / Oscillator
SKU: AF-1872 | Brand: Adafruit
This 8 MHz ceramic resonator is a breadboard-friendly oscillator with built-in load capacitors, making it a simple drop-in timing source for microcontrollers. With 0.5% accuracy, it's well suited for everyday electron...
Delivered by Thu 22 Oct
ATmega328 with Arduino Optiboot (Uno)
SKU: SF-DEV-10524 | Brand: SparkFun
The name says it all on this one. An ATmega328 in DIP package, pre-loaded with the Arduino Optiboot (Uno 16MHz) Bootloader. This will allow you to use Arduino code in your custom embedded project without having to ...
Delivered by Thu 22 Oct
LM348 Quad 741 Op-Amp Linear IC
SKU: TB-ZL3348 | Brand: Little Bird
The LM348 is a quad operational amplifier IC containing four independent 741-type op-amps in a single 14-pin DIP package. It's a versatile, general-purpose op-amp suitable for a wide range of analogue circuit applicat...
Delivered by Thu 22 Oct
Adafruit Si5351A Clock Generator Breakout Board - 8KHz to 160MHz
SKU: AF-2045 | Brand: Adafruit
The Adafruit Si5351A Clock Generator Breakout lets you generate precise, arbitrary clock frequencies from 8 kHz to over 150 MHz using a simple I2C interface. With a precision 25 MHz crystal reference and internal PLLs...
Delivered by Thu 22 Oct
Linear Voltage Regulator Assortment Pack - 50 pcs
SKU: LB-LS5006 | Brand: Little Bird
This assortment pack contains 50 linear voltage regulators across 10 popular types, giving you a handy selection for power supply projects and prototyping. All regulators are in the TO-220 package and cover a wide ran...
Delivered by Thu 22 Oct
Adafruit TCA4307 Hot-Swap I2C Buffer with Stuck Bus Recovery
SKU: AF-5159 | Brand: Adafruit
The Adafruit TCA4307 Hot-Swap I2C Buffer protects your main I2C bus from glitches caused by hot-plugging STEMMA QT / Qwiic peripherals. I2C wasn't designed for hot-swapping, and plugging or unplugging at the wrong mom...
Delivered by Thu 22 Oct
Serial Flash Memory - GD25Q40CTIGR (4Mb, 120MHz)
SKU: SF-COM-18076 | Brand: SparkFun
The GD25Q40C is a 4 Mbit (512 KB) serial flash memory chip supporting standard, dual, and quad SPI interfaces. With clock speeds up to 120 MHz and quad I/O transfer rates reaching 480 Mbits/s, it provides fast non-vol...
Delivered by Thu 22 Oct
GD25Q16 - 2MB SPI Flash in 8-Pin SOIC package
SKU: AF-4763 | Brand: Adafruit
These little chips are like miniature SSD drives for your electronics. When you don't need something with as much storage as a micro SD card, but an EEPROM is too small, SPI (or QSPI) Flash chips give you on-the-order...
Delivered by Thu 22 Oct
SparkFun Logic Level Converter - Single Supply
SKU: SF-PRT-14765 | Brand: SparkFun
The SparkFun Single Supply Logic Level Converter is logic level and power supply translator in one small package. This little board breaks out the Texas Instruments TXB0104 4-bit bi-directional voltage-level tran...
Delivered by Thu 22 Oct
74LS00 Quad 2-in NAND Gate IC
SKU: TB-ZS5000 | Brand: Little Bird
A 74LS00 quad 2-input NAND gate IC in a through-hole DIP-14 package. Contains four independent 2-input NAND gates, one of the most fundamental building blocks in digital logic design. Key Features Quad 2-Input NAND...
Delivered by Thu 22 Oct
Ceramic Resonator 4MHz
SKU: SF-COM-00543 | Brand: SparkFun
Resonators function like crystals but stick closer to their specified frequency over a full temperature range. These resonators are +/-0.5% or better from -20C-+80C. These resonators have built-in load capacitors s...
Delivered by Thu 22 Oct
8 MHz Crystal + 20pF capacitors
SKU: AF-2213 | Brand: Adafruit
This 8.000 MHz crystal comes in a standard HC49/US short-style package and is breadboard-friendly for use with any microcontroller or device that requires an external crystal. Two 20 pF load capacitors are included. ...
Delivered by Thu 22 Oct
74LS86 Quad 2-in EX-OR Gate IC
SKU: TB-ZS5086 | Brand: Little Bird
A 74LS86 quad 2-input exclusive-OR (XOR) gate IC in a through-hole DIP-14 package. Contains four independent 2-input XOR gates, essential for parity checking, arithmetic circuits, and data comparison. Key Features ...
Delivered by Thu 22 Oct
Crystal 12MHz
SKU: SF-COM-08582 | Brand: SparkFun
Standard frequency crystals - use these crystals to provide a clock input to your microprocessor. Rated at 20pF capacitance and +/- 50ppm stability. Low profile HC49/US Package. 12MHz is good for use with devices th...
Delivered by Thu 22 Oct
Crystal 20MHz
SKU: SF-COM-00534 | Brand: SparkFun
Standard frequency crystals - use these crystals to provide a clock input to your microprocessor. Rated at 20pF capacitance and +/- 50ppm stability. Low profile HC49/US Package.
Delivered by Thu 22 Oct
SparkFun Beefcake Relay Control Kit
SKU: SF-KIT-13815 | Brand: SparkFun
Your 5V system can wield great power with this big, beefy relay board. How does 20A on the NC contacts and 10A on the NO contacts at 220VAC sound? The SparkFun Beefcake Relay Control Kit contains all the parts you nee...
Delivered by Thu 22 Oct