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Microchip 8 bit AVR ATmega Microcontroller 20 MHz 32kB FLASH 44-Pin TQFP ATMEGA324PA-AU
Specifications
| Country of Origin | India |
|---|---|
| Brand | Microchip |
| Height | 1.05mm |
| Length | 10.1mm |
| Model | ATMEGA324PA-AU |
| Width | 10.1mm |
| Mount Type | Surface |
| Series | Atmega |
| Maximum Operating Temperature | 85°C |
| Package Type | TQFP |
| Minimum Operating Temperature | -40°C |
| Ram size | 2kB |
| Interface Type | SPI, USART |
| Pin Count | 44 |
| Maximum Supply Voltage | 5.5V |
| Minimum Supply Voltage | 1.8V |
| Device Core | AVR |
| Program Memory Size | 32kB |
| Maximum Clock Frequency | 20MHz |
| Number of Programmable I/Os | 32 |
| Analogue Comparators | 1 |
| Number of Timers | 2 |
| Instruction Set Architecture | RISC |
| ADCs | 8 x 10 Bit |
| Program Memory Type | FLASH |
Key Features
- Equipped with an 8-bit AVR RISC architecture ensuring efficient processing.
- Features a 44-pin TQFP surface mount package suitable for compact designs.
- Operates at a voltage range from 1.8 V up to 5.5 V for versatile power management.
- Includes 2kB RAM, 8 ADC channels with 10-bit resolution, and 2 timers for precise control.
- Supports SPI and USART communication interfaces for serial data transfer.
- Built-in peripherals include watchdog timer, internal EEPROM, and precision oscillator.
- Designed to operate within a temperature range of -40°C to 85°C for industrial environments.
- Incorporates features like brown-out detector, temperature sensor, and internal voltage reference.
Product Description
Microchip ATMEGA324PA-AU is an 8-bit AVR microcontroller featuring a robust RISC architecture clocked at up to 20 MHz and a program memory size of 32 kB FLASH. Packaged in a 44-pin TQFP surface mount form factor, this device is built for embedded applications requiring a balanced mix of processing power, memory, and peripheral features.
Equipped with 2 kB of SRAM and 1 kB of internal EEPROM memory, it provides ample storage for data and program retention. The microcontroller supports SPI and USART interfaces enabling serial communication with other hardware components and systems. Eight 10-bit ADC channels allow precise analogue-to-digital conversions, critical for sensor interfacing in embedded systems.
Designed with picoPower technology, this microcontroller ensures efficient power consumption which is essential in battery-powered or portable devices. Features such as a watchdog timer, brown-out detection, and on-chip temperature sensor improve system reliability and monitoring capabilities.
The device operates reliably across a wide temperature range from -40°C to 85°C and supports a wide supply voltage range from 1.8V to 5.5V, making it well suited for harsh industrial and automotive environments. Its 32 programmable I/O pins offer flexibility for user interface and control logic.
This microcontroller is applicable in a variety of industrial and commercial domains including consumer electronics, industrial control systems, IoT devices, and automotive applications, providing a reliable and energy-efficient solution.
Equipped with an 8-bit AVR RISC core architecture. 32 kB on-chip FLASH memory for program storage. 2 kB SRAM and internal EEPROM for data retention. SPI and USART interface support for serial communication. 8 ADC channels with 10-bit resolution for analogue signal processing.
Supports operation across wide voltage and temperature ranges. Includes watchdog timer, brown-out detection, and temperature sensor. Explore additional microcontrollers and embedded solutions in the Electronics & Electricals Semiconductor Microcontroller category at EnvMart.
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Frequently Asked Questions
The maximum clock frequency of this microcontroller is 20 MHz.
It features a program memory size of 32 kB FLASH.
This microcontroller operates within a voltage range of 1.8 V to 5.5 V.
It supports eight ADC channels with a 10-bit resolution.
The dimensions of this microcontroller are 10.1 mm in length, 10.1 mm in width, and 1.05 mm in height.
This model supports SPI and USART communication interfaces for serial data transfer.
It is designed to operate within a temperature range of -40°C to 85°C.
This microcontroller includes 2 kB of RAM.
It has 32 programmable I/O pins.
It includes a watchdog timer, brown-out detector, and an internal temperature sensor.
The package type of this microcontroller is TQFP (Thin Quad Flat Package).
It is based on an 8-bit AVR RISC architecture.
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