ATmega328P SMD – 8-Bit AVR Microcontroller (TQFP-32) for Arduino Projects
The ATmega328P SMD is the surface-mount version of the widely used 8-bit AVR microcontroller. With 32KB Flash, 2KB SRAM, and 23 GPIO pins, it is the same chip used in Arduino Uno SMD Edition boards. Ideal for compact, production-ready embedded designs where space-saving and high performance are critical.
 
Key Features:
AVR 8-bit RISC Architecture
Efficient and reliable operation for embedded and IoT systems.
32KB Flash Memory
Stores firmware, programs, and sketches.
23 Programmable I/O Lines
Supports digital/analog input/output, PWM, interrupts, and more.
Built-in Peripherals
10-bit ADC, USART, SPI, I2C, Watchdog Timer, and 3 Timers.
Low Power Consumption
Ideal for battery-powered devices and low-power applications.
Compatible with Arduino IDE
Widely supported in the open-source ecosystem for easy development.
 
Applications:
Arduino-compatible development boards
DIY embedded systems and wearables
Industrial and home automation
Consumer electronics
Robotics and sensor interfacing
Compact IoT devices
 
Package Includes:
1 × ATmega328P SMD Microcontroller 
 
Specifications:
Architecture: 8-bit AVR RISC
Flash Memory: 32KB
SRAM: 2KB
EEPROM: 1KB
Operating Voltage: 1.8V – 5.5V
I/O Pins: 23
Timers: Two 8-bit, one 16-bit
ADC: 10-bit, 6 channels
Communication: UART, SPI, I2C
Package Type: TQFP-32 (SMD)
Clock Speed: Up to 20 MHz
 
Dimensions:
Package Size: 7 mm × 7 mm
Pin Pitch: 0.8 mm
 
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Shipping Weight = 50 grams