ATMEGA325-16MU

Product Overview

Category

ATMEGA325-16MU belongs to the category of microcontrollers.

Use

It is commonly used in various electronic devices and systems for controlling and processing data.

Characteristics

• Microcontroller with high-performance 8-bit AVR RISC architecture.
• Operating voltage range: 2.7V to 5.5V.
• Flash memory capacity: 32KB.
• EEPROM memory capacity: 1KB.
• SRAM memory capacity: 2KB.
• Speed grade: 16MHz.
• Package type: QFN (Quad Flat No-Lead).
• Number of pins: 32.

Packaging/Quantity

ATMEGA325-16MU is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Architecture: 8-bit AVR
• Operating Voltage: 2.7V - 5.5V
• Flash Memory: 32KB
• EEPROM Memory: 1KB
• SRAM Memory: 2KB
• Speed Grade: 16MHz
• Package Type: QFN
• Number of Pins: 32

Detailed Pin Configuration

The pin configuration of ATMEGA325-16MU is as follows:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | PA0 | ADC0 | | 2 | PA1 | ADC1 | | 3 | PA2 | ADC2 | | 4 | PA3 | ADC3 | | 5 | PA4 | ADC4 | | 6 | PA5 | ADC5 | | 7 | PA6 | ADC6 | | 8 | PA7 | ADC7 | | 9 | AREF | Analog Reference Voltage | | 10 | GND | Ground | | 11 | AVCC | Analog Power Supply | | 12 | PC0 | ADC8/PCINT8 | | 13 | PC1 | ADC9/PCINT9 | | 14 | PC2 | ADC10/PCINT10 | | 15 | PC3 | ADC11/PCINT11 | | 16 | PC4 | SDA/PCINT12 | | 17 | PC5 | SCL/PCINT13 | | 18 | PC6 | RESET | | 19 | PD0 | RXD/PCINT16 | | 20 | PD1 | TXD/PCINT17 | | 21 | PD2 | INT0/PCINT18 | | 22 | PD3 | INT1/PCINT19 | | 23 | PD4 | XCK/T0/PCINT20| | 24 | PD5 | T1/PCINT21 | | 25 | PD6 | AIN0/PCINT22 | | 26 | PD7 | AIN1/PCINT23 | | 27 | VCC | Power Supply | | 28 | GND | Ground | | 29 | XTAL1 | Crystal Oscillator 1 | | 30 | XTAL2 | Crystal Oscillator 2 | | 31 | PA7 | ADC7 | | 32 | AVCC | Analog Power Supply |

Functional Features

• High-performance 8-bit AVR RISC architecture.
• Advanced instruction set for efficient execution of complex tasks.
• Multiple communication interfaces, including UART, SPI, and I2C.
• Built-in analog-to-digital converter (ADC) for precise analog signal measurement.
• Timers and counters for accurate timing and event counting.
• PWM (Pulse Width Modulation) output for controlling analog devices.
• Interrupt handling capability for real-time event-driven applications.
• Low power consumption in idle and power-down modes.

Advantages and Disadvantages

Advantages

• High-performance microcontroller with a wide operating voltage range.
• Ample flash memory capacity for storing program code.
• Built-in analog-to-digital converter for accurate analog signal processing.
• Multiple communication interfaces for versatile connectivity options.
• Efficient instruction set for optimized program execution.
• Low power consumption in idle and power-down modes.

Disadvantages

• Limited RAM capacity compared to higher-end microcontrollers.
• Limited number of pins may restrict the number of peripherals that can be connected simultaneously.
• Lack of built-in hardware encryption or security features.

Working Principles

ATMEGA325-16