Microchip 8-Bit AVR RISC Microcontroller ATmega328PB, 20 MHz, 32kB FLASH, 32-Pin TQFP ATmega328PB

Microchip ATmega328PB is a high-performance 8-bit AVR RISC-based microcontroller engineered for embedded systems requiring low power consumption and versatile functionality. It operates at a maximum clock frequency of 20 MHz and features 32kB of ISP Flash memory with read-while-write capabilities ensuring efficient code execution and updates.

This MCU contains 1kB of RAM and 27 general-purpose I/O lines providing ample resources for interfacing with other devices and sensors. It integrates multiple communication peripherals including two USARTs with wake-up on start, two SPI serial ports, and two byte-oriented 2-wire serial interfaces, enabling robust serial communication options.

For timing and control operations, it includes five flexible timer/counters with compare modes and supports interrupts both internal and external. The 8-channel 10-bit Analog-to-Digital Converter (ADC) allows precise measurement of analog signals, complimented by one analog comparator.

Designed in a compact 32-pin TQFP surface mount package (7.1 mm x 7.1 mm x 1.05 mm), the device is suitable for tight space applications. It functions over a wide supply voltage range from 1.8V to 5.5V and a broad operating temperature spectrum from -40°C to 105°C, supporting industrial and commercial usage.

The ATmega328PB’s advanced RISC architecture supports 131 powerful instructions, most executing in a single clock cycle, and includes a high endurance non-volatile memory that enhances durability and stability for long-term deployment.

Features 8-bit RISC architecture ensuring efficient instruction execution. Integrated 32kB ISP Flash memory with read-while-write capabilities. Includes 1kB RAM for data storage and supports 27 programmable I/O lines. Operates from 1.8V to 5.5V supply voltage for versatile applications.

Equipped with two 8-bit timer/counters and an 8-channel 10-bit ADC for analog input. Supports two USARTs, two SPI ports, and two 2-wire serial interfaces for communication. Designed for surface mount with 32-pin TQFP package, dimensions 7.1mm x 7.1mm x 1.05mm.

Operates reliably within temperature range -40°C to 105°C. Ideal for embedded system projects needing low power consumption and high flexibility.

This microcontroller is widely used in industrial automation, consumer electronics, automotive controls, and IoT applications requiring a compact, low-power, and efficient processing solution.

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