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Ideal for use with Arduino and other microcontrollers, this relay module uses data signals to switch a 5V relay. Onboard LED indicators light when relay is switched. Screw terminals for relay outpu... CAT# RLM-1
$4.50 each
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Ideal for use with Arduino and other microcontrollers, this relay module uses data signals to selectively switch two 5V relays, each capable of handling 10A loads. Onboard LED indicators light when... CAT# RLM-2
$6.00 each
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Ideal for use with Arduino and other microcontrollers, this relay module uses data signals to selectively switch four 5V relays, each capable of handling 10A loads. Onboard LED indicators light wh... CAT# RLM-4
$11.50 each
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44LCC J-lead. CAT# P80C31SBAA
$2.20 each
26 or more    $1.90 each
Quantity:  
 
Philips # P87C554SBAA. Single-chip 8-bit microcontroller. Same instruction set as the 80C51. Plastic leaded chip carrier, SOT188-3. CAT# P87C554
888 Available
$9.50 each
Web Only!
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Signetics SC80C51BCCN40. 40-pin DIP package CAT# 80C51
64 Available
$2.50 each
Web Only!
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It's blue! It's thin (0.8mm)! It's the Arduino Pro Mini! SparkFun's minimal design approach to Arduino. This is a 5V Arduino running the 16MHz bootloader. Arduino Pro Mini does not come with connec... CAT# ARD-18
$9.95 each
10 or more    $8.95 each
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It's blue! It's thin (0.8mm)! It's the Arduino Pro Mini! SparkFun's minimal design approach to Arduino. This is a 3.3V Arduino running the 8MHz bootloader. Arduino Pro Mini does not come with conne... CAT# ARD-14
$9.95 each
10 or more    $8.95 each
Quantity:  
 
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 use an actual Ard... CAT# ARD-24
$5.50 each
10 or more    $4.95 each
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The SparkFun Inventor's Kit is a great way to get started with programming and hardware interaction with the Arduino programming language. Includes everything you need to complete 15 circuits that ... CAT# SFA-22
$99.95 each
10 or more    $89.96 each
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Based on the ATmega2560, it has 54 digital input/output pins (of which 15 can be used as PWM outputs), 16 analog inputs, 4 UARTs (hardware serial ports), a 16 MHz crystal oscillator, a USB connecti... CAT# ATM-2560
$28.50 each
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Developed for Automotive use to switch common 12 Vdc automotive relays with low-voltage, low-current signal from a microcontroller. Will carry up to 1 Amp constant load, up to 2 Amps in pulsed appl... CAT# RDR-1
$4.95 each
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Sparkfun # 12757. Sparkfun's economical alternative to the Arduino Uno, the RedBoard has most of the features of the Uno with the added benefit of an ISP header and FTDI interface. The RedBoard can... CAT# ARD-22
$19.95 each
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2A Micro-Stepping Stepper Motor Driver A4988 (Pololu Compatible) The A4988 micro-stepping stepper motor driver is a Pololu format compatible driver, ideal for Shield and breadboard compatibility. ... CAT# STMD-3
$19.00 each
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Based on the Allegro A4988 stepper driver chip, this board drives bi-polar stepper motors up to a max 2A/phase. It is a chopper microstepping driver which defaults to 16 step microstepping mode. It... CAT# STMD-2
$19.95 each
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The Uno R3 board contains everything needed to support the onboard ATmega328 microcontroller; simply connect it to a computer with a USB cable or power it with a AC-to-DC adapter or battery to get ... CAT# ARD-21
$24.20 each
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