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Microchip 8 bit AVR ATmega Microcontroller 20 MHz 32kB FLASH 32-Pin TQFP ATMEGA328P-AUR
Specifications
| Country of Origin | India |
|---|---|
| Brand | Microchip |
| Height | 1.05mm |
| Length | 7.1mm |
| Model | ATMEGA328P-AUR |
| Width | 7.1mm |
| Mount Type | Surface |
| Series | Atmega |
| Maximum Operating Temperature | 85°C |
| Package Type | TQFP |
| Minimum Operating Temperature | -40°C |
| Ram size | 2kB |
| Standards/Approvals | RoHS |
| Pin Count | 32 |
| 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 | 23 |
| Analogue Comparators | 1 |
| Number of Timers | 2 |
| Instruction Set Architecture | RISC |
| ADCs | 8 x 10 Bit |
| Program Memory Type | FLASH |
Key Features
- Operates at 20 MHz clock speed with 8-bit AVR architecture.
- Contains 32kB FLASH program memory, 2kB SRAM, and 1024 bytes EEPROM.
- Supports 23 programmable I/O lines and an 8-channel 10-bit ADC.
- Includes two timers, a serial USART, and watchdog timer with internal oscillator.
- Offers six software selectable power-saving sleep modes for energy efficiency.
- Program memory supports 10,000 write/erase cycles with 100,000 EEPROM cycles.
- Operates across a temperature range of -40°C to 85°C for reliable performance.
- Packaged as a 32-pin TQFP surface mount device, RoHS compliant.
Product Description
Microchip ATMEGA328P-AUR is an 8-bit AVR microcontroller featuring a 32kB FLASH memory and operating at 20 MHz clock speed, housed in a 32-pin TQFP package. This microcontroller is designed using an AVR RISC architecture, balancing power efficiency with processing speed, ideal for a wide range of embedded system applications including industrial, consumer electronics, and prototyping projects.
With a maximum supply voltage of 5.5V and a minimum of 1.8V, it supports flexible power configurations. It boasts 23 programmable I/O pins, 2kB internal SRAM, and 1024 bytes of EEPROM, making it suitable for complex control and monitoring tasks.
The device integrates an 8-channel 10-bit ADC, an analogue comparator, and two timers that support capture, compare, and PWM functions, allowing precise control in instrumentation and measurement applications. Communication is facilitated via a serial USART that supports asynchronous and synchronous modes, enriched with auto baud rate detection.
Advanced power management is enabled through six selectable sleep modes, reducing power consumption during idle periods, crucial for battery-operated devices. The microcontroller also features a programmable watchdog timer with an internal oscillator to ensure system reliability and recovery.
Operating over a temperature range from -40°C to 85°C, the ATMEGA328P-AUR is suitable for harsh environments. The device is RoHS compliant, reflecting adherence to environmental and safety standards.
This microcontroller is widely used in embedded systems, industrial automation, consumer electronics, and instrumentation. Applications include LCD monitor and TV controllers, PC motherboards, mobile PC docking stations, printers, and scanners.
It is extensively supported with development tools and libraries, including the QTouch library for capacitive touch applications. The set contains a single Microchip ATMEGA328P-AUR microcontroller in a 32-Pin TQFP surface-mount package.
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Frequently Asked Questions
The ATMEGA328P-AUR operates at a maximum clock frequency of 20 MHz.
It features 32kB of FLASH program memory.
The operating temperature range is from -40°C to 85°C.
This microcontroller provides 23 programmable I/O pins.
It is packaged as a 32-pin TQFP surface mount device.
This model has 2kB of internal SRAM.
The maximum supply voltage is 5.5V, and the minimum supply voltage is 1.8V.
It includes an 8-channel 10-bit ADC.
The ATMEGA328P-AUR features two timers.
This microcontroller is RoHS compliant, indicating adherence to environmental and safety standards.
It is designed using an 8-bit AVR RISC architecture.
It supports communication via a serial USART that can operate in both asynchronous and synchronous modes.
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