
Datasheet Digest
By Cyber City Circuits
Show notes can be found on the World Wide Web at www.DatasheetDigest.com
Follow us on Twitter: twitter.com/DatasheetDigest
Hire Cyber City Circuits for your prototyping, PCB assembly, and design services. Follow @MakeAugusta on Twitter.
Hosted by David from Cyber City Circuits. www.CyberCityCircuits.com

Datasheet Digest Sep 03, 2023

2N2222A NPN Bipolar Junction Transistor
The importance of the 2N2222A to civilization cannot be understated. Serving as a fundamental building block in electronics, it was pivotal in modern electronics. This humble transistor has indirectly shaped communication, entertainment, and technology for the past 60 years.
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Show Notes:
Haenichen Interview: http://semiconductormuseum.com/Transistors/Motorola/Haenichen/Haenichen_Index.htm
Haenichen Audio Recordings: http://www.semiconductormuseum.com/Transistors/Motorola/Haenichen/Haenichen_Page16.htm
Digikey Link to Microchip JANS2N2222A: https://www.digikey.com/en/products/detail/microchip-technology/JANS2N2222A/4384334
2N23 Link: http://semiconductormuseum.com/PhotoGallery/PhotoGallery_2N23.htm
Semiconductor Device Patent: https://patents.google.com/patent/US3226611A/en

WS2812B V5 Intelligent Control LED Integrated Light Source Datasheet
On this episode of Cyber City Circuits presents Datasheet Digest, we dive into the exciting world of WorldSemi's WS2812B V5 Intelligent Control LED Integrated Light Source Datasheet.
From the company's inception to the birth of 'Neopixel,' we travel through the milestones in the history of WorldSemi and the WS2812B LED. We also delve into the part's details, breaking down its design, functionality, and potential applications. Not only do we detail the WS2812B's specifications, but we also assess its datasheet using our proprietary 555-point analysis system, offering insights and critiques.
The episode also includes the importance of purchasing from reliable vendors. Along with insights into its data communication protocol and its usage in chain cascading, we look at the WS2812B's power consumption and optimal operating conditions for this LED. All these and more on today's episode of Datasheet Digest. Remember to check the show notes at www.DatasheetDigest.com for links to references and further information.
Download the Datasheet Evaluation and Analysis Report
References:
- WS2812B V5 Datasheet
- Worldsemi WS2812B-B/W Listing on LCSC.com
- WS2812 Family Listing at World-Semi.com
- WS2812B Datasheet V1.0 (Note Page 7 shows decoupling capacitors.)
- WorldSemi Homepage
- Shenzhen Huameishi Tech Co., Ltd. Partner Listing on NXP.com
- Introducing NeoPixels by Adafruit! YouTube Video - Oct 24, 2013
- NeoPixel Product Line at Adafruit.com
- Neopixel Uberguide: Estimating Power Requirements
- Fast LED Guide (FastLED.io)
- CAN YOU LIVE WITHOUT THE WS2812? by: Brian Benchoff on Hackaday
- What’s Behind the Light? – How WS2812B LED Strips Work - YouTube Video
Trademark References
- Trademark Electronic Search System (TESS)
- Neopixel Trademark Listing (Adafruit) - Serial Number: 86028731
Hire Cyber City Circuits for your prototyping, PCB assembly, and design services. Follow @MakeAugusta on Twitter

XZMDKCBDDG45S-9 RGB Reverse Mount LED Datasheet
The SunLED XZMDKCBDDG45S-9 RGB Reverse Mount LED is great. It's the best low power reverse mount RGB LED available on the market today. In this episode we review the entirety of the SunLED XZMDKCBDDG45S-9 Datasheet and critique it with our proprietary 555 point analysis system. Thanks for listening.
Download the Datasheet Evaluation and Analysis Report
Find us on Twitter with @DatasheetDigest.
References:
- Datasheet from the SunLED USA Website
- Digikey Listing
- SunLED Website
- SunLED USA Website
- SunLED Technical Notes
Hire Cyber City Circuits for your prototyping, PCB assembly, and design services. Follow @MakeAugusta on Twitter

DS1307 I2C 64 Byte Real-Time Clock Datasheet
The DS1307 I2C 64 Byte Real Time Clock datasheet has some hidden secrets in plain sight. On this DS1307 Mega Episode, we review the entirety of the DS1307 Datasheet and critique it with our 555-point analysis system.
Download the Datasheet Evaluation and Analysis Report
Thanks for listening. Find us on Twitter with @DatasheetDigest.
References:
- Datasheet Rev 3/15 – Maxim Integrated
- Datasheet Rev 100208 – Dallas Semiconductor (Maxim Integrated)
- Datasheet Rev 071405 – Dallas Semiconductor (Maxim Integrated)
- Datasheet Rev 100101 – Dallas Semiconductor (Maxim Integrated)
- Datasheet Rev 081800 – Dallas Semiconductor
- Datasheet – Translation into Spanish
- Datasheet – Maxim 21-0041 – 8 SO Package
- Datasheet – Maxim 21-0043 – PDIP 8 Package
Hire Cyber City Circuits for you prototyping, PCB assembly, and design services. Follow @MakeAugusta on Twitter
Datasheet Digest is the podcast that goes over the good, the bad, and the ugly of electronic component datasheets. Datasheet Digest is available on Spotify, Audible, and Apple Podcasts.
Datasheet Digest is a production of Cyber City Circuits.

PAM8301 Audio Amplifier Datasheet
The PAM8301 is less than 20 years old, but it is now NRND. In this ‘in memoriam’ episode of the Datasheet Digest, let’s see how the PAM8301 datasheet holds up.
Download the Datasheet Evaluation and Analysis Report
Thanks for listening. Find us onTwitter with @DatasheetDigest.
References:
- PAM8301 Datasheet from Diodes Incorporated
- Diodes Incorporated TSOT26 Package Datasheet
- PAM8301 on Digikey
- PAM8301 on Mouser
- PAM8301 Break Out on Hack-A-Day from @Arturo182.
Hire Cyber City Circuits for your prototyping, PCB assembly, and design services. Follow @MakeAugusta on Twitter
Datasheet Digest is the podcast that goes over the good, the bad, and the ugly of electronic component datasheets. Datasheet Digest is available on Spotify, Audible and Apple Podcasts.
Datasheet Digest is a production of Cyber City Circuits.

CD4017B CMOS Decade Counter Datasheet
On this episode of the Datasheet Digest we go over the datasheet for the CD4017B Decade Counter and then, through our 555-point analysis, we grade it. How does it stack up? How old is too old for a datasheet? Let’s find out!
Download the Datasheet Evaluation and Analysis Report
Thanks for listening. Find us on Twitter with @DatasheetDigest.
Hire Cyber City Circuits for your prototyping, PCB assembly, and design services. Follow @MakeAugusta on Twitter
Datasheet Digest is the podcast that goes over the good, the bad, and the ugly of electronic component datasheets. Datasheet Digest is available on Spotify, Audible, and Apple Podcasts.
Datasheet Digest is a production of Cyber City Circuits.