What does P at the end of ATmega328p signify? - Hardware/Schematic https://forum.etechnophiles.com/hardware-arduino/what-does-p-at-the-end-of-atmega328p-signify/ Hi, Welcome to the eTechnophiles forum. Got a question like, \'What resistor value to choose for your simple LED project\' OR \'Where is the resistor connected to the inbuilt LED in Arduino UNO\'s schematic\' - All will be answered here. Feel free to check out the topics below. en-US Sun, 12 Apr 2026 16:01:23 +0000 wpForo 60 RE: What does P at the end of ATmega328p signify? https://forum.etechnophiles.com/hardware-arduino/what-does-p-at-the-end-of-atmega328p-signify/#post-67 Tue, 16 Jul 2024 05:16:28 +0000 Hardware/Schematic Dinesh bhardwaj https://forum.etechnophiles.com/hardware-arduino/what-does-p-at-the-end-of-atmega328p-signify/#post-67 Answer to: What does P at the end of ATmega328p signify? https://forum.etechnophiles.com/hardware-arduino/what-does-p-at-the-end-of-atmega328p-signify/#post-58 Tue, 09 Jul 2024 07:59:15 +0000 Major differences between ATmega328 and ATmega328P

1. The "P" in ATmega328P stands for "PicoPower," which indicates that this version of the ATmega328 microcontroller is designed for lower power consumption.

2. The BOD(Brown-out Detection) or low voltage detection in the ATmega328P can help ensure stable operation in varying power conditions by preventing the microcontroller from running when the voltage is too low.

There's one more variant- ATmega328-PU. It is not a "PicoPower" version. PU simply indicates the package of the IC which is PDIP.

For low-power version in the PDIP package, ATmega328P-PU is available.

]]> Hardware/Schematic Admin https://forum.etechnophiles.com/hardware-arduino/what-does-p-at-the-end-of-atmega328p-signify/#post-58 What does P at the end of ATmega328p signify? https://forum.etechnophiles.com/hardware-arduino/what-does-p-at-the-end-of-atmega328p-signify/#post-56 Tue, 09 Jul 2024 04:20:27 +0000 Hello everyone

I am currently working on a project that uses the ATmega328P microcontroller, and I noticed that there are different versions of the ATmega328. Specifically, I am curious about the significance of the "P" at the end of ATmega328P.

What does the "P" stand for, and how does the ATmega328P differ from other versions of the ATmega328? any specific features of the "P" version that I should be aware of for my project?

]]> Hardware/Schematic Dinesh bhardwaj https://forum.etechnophiles.com/hardware-arduino/what-does-p-at-the-end-of-atmega328p-signify/#post-56