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Microchip ATMEGA1284P-AU 8-Bit AVR megaAVR Microcontroller 128kB Flash 20 MHz 44-Pin TQFP
Specifications
| Country of Origin | United States |
|---|---|
| Brand | Microchip |
| Height | 1.05mm |
| Length | 10.1mm |
| Model | ATMEGA1284P-AU |
| Width | 10.1mm |
| Mount Type | Surface |
| Series | megaAVR |
| Maximum Operating Temperature | 85°C |
| Package Type | TQFP |
| Minimum Operating Temperature | -40°C |
| Ram size | 16kB |
| Interface Type | SPI, USART |
| Architecture | RISC |
| Pin Count | 44 |
| Maximum Supply Voltage | 5.5V |
| Minimum Supply Voltage | 1.8V |
| Device Core | AVR |
| Program Memory Size | 128kB |
| 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
- Features an 8-bit AVR core with RISC architecture for efficient processing.
- Provides 128kB on-chip Flash program memory and 16kB SRAM for robust storage capabilities.
- Operates at a maximum clock frequency of 20 MHz allowing for high-speed operations.
- Equipped with 32 programmable I/O pins and multiple communication interfaces including SPI and USART.
- Surface mount TQFP package with 44 pins ensures compact integration into PCBs.
- Suited for wide temperature range from -40°C to 85°C, suitable for industrial and embedded use.
- Includes 8-channel 10-bit ADCs, 1 analogue comparator, and supports various timers and peripheral controls.
- Low power picoPower technology for energy-efficient operation in battery-powered devices.
Product Description
The Microchip ATMEGA1284P-AU is a high-performance 8-bit AVR microcontroller from the megaAVR family, housed in a compact 44-pin TQFP surface-mount package. Designed for a range of industrial, commercial, and embedded applications, this microcontroller operates with a maximum clock speed of 20 MHz for responsive, efficient processing.
Equipped with 128kB of on-chip Flash program memory, 16kB of SRAM, and 4kB EEPROM, the ATMEGA1284P-AU provides ample space for code and data handling. Its RISC architecture ensures fast execution of instructions, making it ideal for real-time control systems and complex embedded designs.
The device supports multiple communication interfaces, including dual SPI and USART modules, allowing versatile connectivity with other components and modules. It features a comprehensive set of 32 programmable input/output pins, enabling flexible external device connections.
Onboard analog and digital peripherals include an 8-channel 10-bit ADC for precise analog-to-digital conversions and one analogue comparator. Integrated features like programmable timers, internal voltage reference, watchdog timer, and a brown-out detector enhance application safety, reliability, and operational precision.
The microcontroller operates reliably across a wide input voltage range from 1.8V to 5.5V and over temperatures from -40°C to 85°C. Its low-power picoPower technology makes it highly suitable for battery-operated and energy-efficient designs, extending product life in portable and remote installations.
Typical applications include industrial control systems, automotive modules (non-automotive standard), networked sensor nodes, advanced user interfaces, and a broad range of embedded solutions in electronics, automation, process monitoring, and consumer devices.
The TQFP package ensures easy assembly and integration onto densely packed printed circuit boards (PCBs), supporting cost-effective manufacturing. The ATMEGA1284P-AU maintains compliance with leading industry reliability standards for microcontrollers.
Browse more Microchip Microcontrollers and embedded solutions on EnvMart to find the ideal device for your industrial, commercial, and scientific applications.
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Frequently Asked Questions
The maximum clock frequency of this microcontroller is 20 MHz, allowing for high-speed operations.
It features 128kB of on-chip Flash program memory, providing ample space for code storage.
The ATMEGA1284P-AU is equipped with 32 programmable I/O pins for flexible external device connections.
This microcontroller supports multiple communication interfaces, including dual SPI and USART modules.
It operates reliably over a wide temperature range from -40°C to 85°C, suitable for various applications.
The dimensions of this microcontroller are 1.05mm in height and 10.1mm in width.
It comes in a TQFP (Thin Quad Flat Package) with 44 pins, designed for surface mounting.
This model has a RAM size of 16kB, which supports robust data handling capabilities.
It includes an 8-channel 10-bit ADC for precise analog-to-digital conversions.
The minimum supply voltage is 1.8V and the maximum supply voltage is 5.5V.
This microcontroller features 2 programmable timers for enhanced control capabilities.
It is built on a RISC architecture, which allows for efficient processing and execution of instructions.
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