Microchip 8 bit AVR ATmega Microcontroller 20 MHz 32kB FLASH 32-Pin VQFN ATMEGA328-MU

Microchip ATMEGA328-MU is a high-performance 8-bit AVR microcontroller based on the AVR enhanced RISC architecture. It operates at a maximum frequency of 20 MHz and comes equipped with 32kB of Flash program memory, 2kB SRAM, and 1kB EEPROM, packaged in a compact 32-pin VQFN form factor measuring 5.1 mm x 5.1 mm with a height of 950 μm.

This microcontroller supports up to 23 programmable input/output lines, making it versatile for controlling various peripherals. It includes an internal calibrated oscillator and provides multiple power-saving sleep modes to balance power consumption and processing speed, supporting fully static operation.

The device is equipped with 8 channels of 10-bit Analog-to-Digital Converters (ADC), one analog comparator, and multiple timer modules including two 8-bit timers and one 16-bit timer with six PWM output channels. Communication interfaces like SPI and USART support serial data transfer, complemented by an I2C-compatible two-wire interface.

Operating voltage ranges from 1.8 V to 5.5 V, with a temperature tolerance from -40°C to +85°C, suitable for a variety of demanding environments. Peripheral features include programmable watchdog timer with separate oscillator, capacitive touch sensing with 16 channels, and interrupt/wake-up functionality on pin change.

Powerful AVR enhanced RISC architecture for efficient instruction execution. 20 MHz maximum clock frequency with up to 20 MIPS throughput. 32 kB Flash memory with EEPROM and SRAM for versatile data handling. Multiple communication interfaces: SPI, USART, and I2C compatible.

Includes Analog to Digital Converter and capacitive touch sensing support. Robust power management with various sleep modes and low power consumption. Compact 32-Pin VQFN surface mount package. Ideal for industrial embedded system applications and development.

Wide operating voltage and temperature ranges for reliability. Supports programmable brown-out detection and power-on reset.

This microcontroller is suitable for use in electronic development projects, industrial automation, and embedded control systems requiring efficient processing and a small form factor. Explore additional Microchip Microcontrollers and related electronic components at EnvMart.