Arduino Pro Mini ATMega328 3.3V 8MHz

The Arduino Pro Mini ATmega328 3.3V 8MHz is a compact, low-power microcontroller board designed for embedded applications and space-constrained projects. Ideal for battery-powered systems, it delivers full Arduino functionality in a minimal footprint.

KEY FEATURES:

• ATmega328 Microcontroller: Reliable and widely supported Arduino MCU

• 3.3V Operating Voltage: Perfect for low-power and Li-ion/LiPo projects

• 8MHz Clock Speed: Optimized for stable 3.3V operation

• Compact & Lightweight: Ideal for embedded and wearable designs

• Arduino Compatible: Fully supported by the Arduino IDE

• Flexible I/O: Multiple digital, analog, and PWM pins

SPECIFICATIONS:

• Microcontroller: ATmega328

• Operating Voltage: 3.3V

• Input Voltage (RAW Pin): 3.35V – 9V (recommended)

• Clock Speed: 8MHz

• Flash Memory: 32KB (2KB used by bootloader)

• SRAM: 2KB

• EEPROM: 1KB

• Digital I/O Pins: 14 (6 PWM)

• Analog Input Pins: 8

• DC Current per I/O Pin: 40mA (max)

• Communication Interfaces: UART, SPI, I2C

• Programming Interface: FTDI / USB-to-TTL adapter (not included)

BOARD FEATURES:

• Ultra-compact design without USB port

• Low power consumption for battery operation

• On-board voltage regulator

• Power and status LEDs

• Reset button

• Breadboard-friendly pin spacing

TYPICAL APPLICATIONS:

• Battery-powered Arduino projects

• IoT and sensor nodes

• Wearables and compact devices

• Embedded control systems

• DIY electronics and prototyping

⚠️ NOTE: This board requires an external FTDI programmer (not included) for uploading sketches.

PACKAGE INCLUDES:

• 1 x Arduino Pro Mini Board (ATmega328, 3.3V, 8MHz)