From Makers Electronics's description

Arduino Nano ATmega328PU-TH with CH340G Uploader – Micro USB The Arduino Nano ATmega328PU-TH with CH340G Uploader – Micro USB is a highly versatile microcontroller board tailored for a broad spectrum of electronics projects. Built around the ATmega328PU-TH microcontroller, this board delivers the same functionality as the Arduino Uno but in a significantly smaller, breadboard-friendly form factor. Measuring just 44 mm by 18 mm, it is an excellent choice for applications where space is at a premium, such as wearable technology, robotics, and embedded systems. Features: ATmega328PU‑TH microcontroller with 16 MHz clock frequency. CH340G USB‑to‑serial uploader via Micro‑USB for easy programming. 14 digital I/O pins, including 6 PWM outputs. 8 analog input channels, 10‑bit ADC. 32 KB flash (2 KB bootloader), 2 KB SRAM, 1 KB EEPROM. Supports UART, I²C, and SPI communication protocols. Onboard voltage regulation supporting 5 V logic and VIN inputs. Compatible with Arduino IDE and ecosystem. Specifications: Parameter Value Microcontroller ATmega328PU‑TH Operating Voltage 5V Input Voltage (VIN) 7–12V Clock Speed 16MHz Flash Memory 32KB (2KB bootloader) SRAM 2KB EEPROM 1KB Digital I/O Pins 14 (6 PWM) Analog Input Pins 8 DC Current per I/O Pin 40mA USB Interface CH340G (Micro‑USB) Dimensions 44×18 mm Applications: Rapid prototyping and embedded system development. Breadboard integration for IoT, robotics, and sensor applications. UART/SPI/I²C interfacing with modules and peripherals. Educational projects and electronics learning platforms. Compact automation and control circuits. Package Include: 1x Arduino Nano ATmega328PU-TH with CH340G Uploader – Micro USB

From Makers Electronics's description

Arduino Nano Atmega328PU-PH with CH340G Uploader – Mini USB The Arduino Nano ATmega328PU-PH with CH340G Uploader – Mini USB is a compact and versatile microcontroller development board designed for electronics enthusiasts, students, engineers, and embedded system developers. Built around the popular ATmega328P microcontroller, the board delivers the same functionality and performance as the Arduino Uno while occupying a significantly smaller footprint, making it ideal for space-constrained projects and breadboard prototyping. Features: ATmega328P microcontroller. CH340G USB-to-Serial converter. Mini USB programming interface. 16MHz crystal oscillator. Compact breadboard-friendly design. 14 digital I/O pins. 8 analog input channels. Specifications: Microcontroller ATmega328PB Serial to USB Converter CH340C Operating Voltage 5V Input Voltage (recommended) 7-12V Digital I/O Pins 14 PWM I/O Pins (Shared with Digital I/O) 6 Analog Input Pins 8 DC Current per I/O Pin 20mA recommended (40mA max) DC Current which can be drawn from 3.3V Pin 25mA Flash Memory 32 Kbytes SRAM 2 Kbytes EEPROM 1 Kbytes Clock Speed 16MHz Power Consumption 200mA Built-in LED Attached to digital I/O Pin 13 USB Connector Style Micro USB Board Dimensions 46×18mm Pin Configurations: Applications: Arduino development projects. Robotics systems. IoT applications. Home automation. Sensor interfacing. Data acquisition systems. Motor control applications. Wireless communication projects. Embedded system development. Educational electronics projects. Prototype design and testing. Industrial monitoring systems. Package Include: 1x Arduino Nano ATmega328P-U with CH340G Uploader – Mini USB

From Makers Electronics's description

Arduino Nano ATmega328PU-TH with CH340G Uploader – USB Type-C The Arduino Nano ATmega328PU-TH with CH340G Uploader – USB Type-C is a versatile and compact board engineered for a diverse array of electronics projects. Anchored by the robust ATmega328P microcontroller, this board delivers the core functionality of the traditional Arduino Nano while incorporating modern enhancements such as a USB Type-C port and the economical CH340G USB-to-serial converter. This combination ensures compatibility with contemporary devices and provides a cost-effective solution for developers. The ATmega328P, an 8-bit AVR RISC-based microcontroller, operates at a 16 MHz clock speed and offers 32 KB of flash memory for program storage, 2 KB of SRAM for data manipulation, and 1 KB of EEPROM for non-volatile data retention. The board provides 14 digital input/output pins, six of which support pulse-width modulation (PWM) for applications like motor control or LED dimming, and eight analog input pins for precise sensor interfacing. It supports multiple communication protocols, including UART, I2C, and SPI, enabling seamless integration with peripherals such as sensors, displays, and memory modules. Features: Compact size, breadboard-friendly design. Based on ATmega328P microcontroller. 14 digital I/O pins, 6 of which provide PWM output. 8 analog input pins. 16 MHz clock speed. 32 KB flash memory, 2 KB SRAM, 1 KB EEPROM. USB Type-C connector for power and communication. CH340G USB-to-serial converter. Specifications: Parameter Value Microcontroller ATmega328P Operating Voltage 5V Input Voltage 5-12V Digital I/O Pins 14 (of which 6 provide PWM output) Analog Input Pins 8 DC Current per I/O Pin 40mA Flash Memory 32KB (of which 2KB used by bootloader) SRAM 2KB EEPROM 1KB Clock Speed 16MHz USB Connector USB Type-C USB Chip CH340G Dimensions 44mm x 18mm Pin Configuration: Applications: Embedded system development and prototyping. Robotics and autonomous vehicle projects. Internet of Things (IoT) applications. Sensor monitoring and data acquisition systems. Home automation and smart control systems. Motor control and PWM-based applications. LED lighting and display control projects. Wireless communication projects using Bluetooth, Wi-Fi, LoRa, and RF modules. Environmental monitoring systems. Data logging and measurement equipment. Educational electronics and STEM learning projects. Package Include: 1x Arduino Nano ATmega328PU-TH with CH340G Uploader – USB Type-C.

From Makers Electronics's description

Arduino Nano Atmega328PU-TH with CH340G Uploader – Mini USB The Arduino Nano Atmega328PU-TH with CH340G Uploader – Mini USB is a compact, breadboard-friendly development board designed for embedded electronics and rapid prototyping. Based on the Atmega328PU-TH microcontroller, this board offers full Arduino compatibility in a smaller footprint, making it an ideal solution for space-constrained projects and systems requiring low power consumption and high performance. This variant features the CH340G USB-to-serial converter, which provides reliable communication between the board and a computer via a Mini USB connection. Features: Atmega328 PU-TH microcontroller. CH340G USB-to-serial converter for communication. Mini USB interface for programming and power. 14 digital I/O pins, including 6 PWM-capable pins. 8 analog input channels. Operates at 5V logic with 16MHz clock speed. Compatible with Arduino IDE and standard libraries. Compact, breadboard-friendly form factor. Low power consumption for embedded systems. Suitable for hobbyists, students, and professionals. Specifications: Parameter Value Microcontroller Atmega328PU-TH USB to Serial Interface CH340G Operating Voltage 5V Input Voltage (recommended) 7–12V Digital I/O Pins 14 PWM Channels 6 Analog Input Pins 8 Flash Memory 32KB (2KB used by bootloader) SRAM 2KB EEPROM 1KB Clock Speed 16MHz USB Connector Mini USB Board Dimensions 44mmx18mm Pin Configuration: Applications: Prototyping and development of electronic projects. Robotics and automation systems. Internet of Things (IoT) devices. Wearable technology applications. Educational tools for learning programming and electronics. Home automation and smart home systems. Sensor interfacing and data logging. Package Include: 1x Arduino Nano Atmega328PU-TH with CH340G Uploader – Mini USB.