SKU: 92454933468

SparkFun Arduino Pro Mini 328 - 3.3V/8MHz Boards, Sparkfun Originals

Sale price$706.50 Regular price$785.00
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Description

SparkFun Arduino Pro Mini 328 - 3.3V/8MHz Boards, Sparkfun OriginalsIts blue! Its thin! Its the Arduino Pro Mini! SparkFuns minimal design approach to Arduino. This is a 3. 3V Arduino running the 8MHz bootloader. Arduino Pro Mini does not come with connectors populated so that you can solder in any connector or wire with any orientation you need. We recommend first time Arduino users start with the Uno R3. Its a great board that will get you up and running quickly. The Arduino Pro series is meant for users that

It’s blue! It’s thin! 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 connectors populated so that you can solder in any connector or wire with any orientation you need. We recommend first time Arduino users start with the Uno R3. It’s a great board that will get you up and running quickly. The Arduino Pro series is meant for users that understand the limitations of system voltage (3.3V), lack of connectors, and USB off board.

We really wanted to minimize the cost of an Arduino. In order to accomplish this we used all SMD components, made it two layer, etc. This board connects directly to the FTDI Basic Breakout board and supports auto-reset. The Arduino Pro Mini also works with the FTDI cable but the FTDI cable does not bring out the DTR pin so the auto-reset feature will not work. There is a voltage regulator on board so it can accept voltage up to 12VDC. If you’re supplying unregulated power to the board, be sure to connect to the “RAW” pin on not VCC.

The latest and greatest version of this board breaks out the ADC6 and ADC7 pins as well as adds footprints for optional I2C pull-up resistors! We also took the opportunity to slap it with the OSHW logo.

Can’t decide which Arduino is right for you? Arduino buying guide!

Note: A portion of this sale is given back to Arduino LLC to help fund continued development of new tools and new IDE features.

Dimensions: 0.7x1.3" (18x33mm)

Features:

  • ATmega328 running at 8MHz with external resonator (0.5% tolerance)
  • Low-voltage board needs no interfacing circuitry to popular 3.3V devices and modules (GPS, accelerometers, sensors, etc)
  • 0.8mm Thin PCB
  • USB connection off board
  • Weighs less than 2 grams!
  • Supports auto-reset
  • 3.3V regulator
  • Max 150mA output
  • Over current protected
  • DC input 3.3V up to 12V
  • On board Power and Status LEDs
  • Analog Pins: 8
  • Digital I/Os: 14

Documents:

Shipping Notes
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Exchange/Return Notes
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SKU: 92454933468

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4.3 ★★★★★
Based on 29 reviews
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E
Verified Purchase
Eclectic shopper
Belleville, US
★★★★★ 5
Tasha's favorite toy
Color: Blue
A little smaller than expected, but my puppy loves it! We've only had it for a few days, but it seems like it will hold up well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 9, 2025
C
Verified Purchase
Cynthia L. Bartholomew
Natrona Heights, US
★★★★★ 2
Not for Destructive Dogs
Color: Blue
It might be okay for a little dog, but my heeler had it dismantled in short order and I threw it away. Cute toy, but not for a destructive dog.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 17, 2025
J
Verified Purchase
JM Cook
Belleville, US
★★★★★ 5
Cute and well made, fun toy for dogs of all sizes.
Color: Frog (Green)
My small dogs luv this toy, especially the handle part for playing tug of war. My peekapoo is only 14 lbs. but he loves to get a grip on the handle with his mouth and tug really hard which also stretches the body and makes the crunchy noises! My chihuahua loves it too and she tries to grab the eyes with her mouth. It is a very well made toy with a squeaker and light stuffing in the head which makes me feel good about letting them play with it. It is strong and very cute and I think they will have it for a long time.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2026
K
Verified Purchase
K. Zander
Grantham, US
★★★★★ 5
Octopus dog toy
My dogs love this toy! They love to play tug of war with it, using the rope legs. The legs will pull out if they are strong dogs! But if the dogs are having fun with it, it isn't a problem. One of my dogs has shredded some of the legs and put a hole in yhe body, but she is a strong chewer. There is a squeaker in the octopus body. They enjoy the toy, so I would recommend it.
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Reviewed in the United States on February 28, 2024
N
Verified Purchase
Nile E Coyle
Natrona Heights, US
★★★★★ 4
Decent toy! Dog ripped off legs after a couple days.
As the title says the toy was pretty durable and it’s made of a good rubber which makes it durable. My dog is a medium sized pomsky and she had a hard time gripping the shell part. I stuffed the middle part with treats which by the way DO NOT do that. My dog got really frustrated bc the treats weren’t coming out and idk what happened bc she ended up gagging and coughing. No throw up tho so good enough for me. While my review seems pretty daunting it’s really not a bad toy if you make sure to keep an eye on the rope appendages.
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Reviewed in the United States on July 18, 2023

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