ICs and Microchips

SKU: AF-2166 | Brand: Adafruit

A low-dropout (LDO) 3.3 V linear voltage regulator based on the ST L4931 in a TO-92 package. With just 0.4 V dropout, it delivers a clean, regulated 3.3 V output from input voltages as low as 3.7 V — well suited for s...

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...

SKU: SF-BOB-09056 | Brand: SparkFun

A breakout board for the CD74HC4067 16-channel analogue/digital multiplexer/demultiplexer. This IC internally routes a common signal pin (SIG) to one of 16 channel pins, working with both analogue and digital signals ...

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...

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, ...

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...

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...

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...

SKU: AF-732 | Brand: Adafruit

Add another 16 pins to your microcontroller using a MCP23017 port expander. The MCP23017 uses two i2c pins (these can be shared with other i2c devices), and in exchange gives you 16 general purpose pins. You can...

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 ...

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...

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...

SKU: AF-1429 | Brand: Adafruit

Control 24 channels of 12-bit PWM output with the Adafruit TLC5947 breakout board. Designed for LED control, this SPI-driven board delivers constant-current open-drain outputs that keep brightness consistent even if t...

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 ...

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...

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...

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...

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...

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...

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...