ATMEGA32A-AU
This MCU supports both 3.3V and 5V operation and comes in a 44-pin TQFP package
Quantity | Unit Price(USD) | Ext. Price |
---|---|---|
960 | $1.230 | $1,180.80 |
480 | $1.263 | $606.24 |
160 | $1.340 | $214.40 |
30 | $1.513 | $45.39 |
10 | $1.679 | $16.79 |
1 | $1.949 | $1.95 |
Inventory:5,020
- 90-day after-sales guarantee
- 365 Days Quality Guarantee
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Part Number : ATMEGA32A-AU
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Package/Case : TQFP-44
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Manufacturer : MICROCHIP
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Components Classification : Microcontrollers
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Datesheet : ATMEGA32A-AU DataSheet (PDF)
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Series : ATMEGA32
Overview of ATMEGA32A-AU
The ATMEGA32A-AU is a microcontroller optimized for high-speed and low-voltage operations, providing excellent performance for specific applications such as analog and digital signal switching.
Pinout
The ATMEGA32A-AU pinout refers to the configuration and function of each pin in its TQFP-44 package. This package typically includes a diagram showing the layout of the pins when viewed from the top down with pins named sequentially. Each pin on the ATMEGA32A-AU has a specific role such as power supply input, ground connection, or signal interface. The pinout details are crucial for integrating this component into a circuit as they ensure correct connections for optimal device performance. Designers and engineers must refer to the datasheet provided by the manufacturer to get accurate information regarding each pin's function and electrical characteristics.
Features
- Bio-inspired robotics: The ATMEGA32A-AU is suitable for bio-inspired robotics applications that require high-speed processing and low-power consumption.
- Synthetic aperture radar: This microcontroller is ideal for synthetic aperture radar systems that demand high-speed data transmission and processing.
- Optical communication systems: The ATMEGA32A-AU can be used in optical communication systems that require low-power consumption and high-speed data transmission.
- Real-time operating systems: This microcontroller is suitable for real-time operating systems that demand high-speed processing and low-latency responses.
- Data encryption algorithms: The ATMEGA32A-AU can be used in applications that require data encryption algorithms, such as secure communication protocols.
Applications
- Machine learning: The ATMEGA32A-AU is suitable for machine learning applications that require high-speed processing and low-power consumption.
- Cloud connectivity: This microcontroller can be used in cloud connectivity applications that demand high-speed data transmission and processing.
- Robust architectures: The ATMEGA32A-AU is ideal for robust architectures that require high-speed processing, low-power consumption, and reliable performance.
- Solid-state drive technology: This microcontroller can be used in solid-state drive technology applications that demand high-speed data transmission and processing.
- Flash memory optimization: The ATMEGA32A-AU is suitable for flash memory optimization applications that require low-power consumption and high-speed data transmission.
Advantages and Disadvantages
Advantages
- High-speed processing: The ATMEGA32A-AU provides high-speed processing capabilities, making it suitable for applications that require fast data transmission and processing.
- Low-power consumption: This microcontroller is designed to consume low power, making it ideal for battery-powered devices or applications where energy efficiency is crucial.
- Robust architecture: The ATMEGA32A-AU has a robust architecture that ensures reliable performance and minimizes errors.
- Easy integration: This microcontroller is designed to be easily integrated into various systems, making it suitable for applications where rapid prototyping is necessary.
Disadvantages
- Complexity: The ATMEGA32A-AU has a complex architecture that may require significant programming and debugging efforts.
- Cost: This microcontroller is relatively expensive compared to other options on the market.
Equivalents
For similar functionalities, consider these alternatives to the ATMEGA32A-AU:
- ATmega328P: The ATmega328P is a popular microcontroller that provides high-speed processing and low-power consumption.
- STM32F103ZET6: The STM32F103ZET6 is a high-performance microcontroller that offers high-speed processing, low-power consumption, and robust architecture.
- PIC32MX795F512L: The PIC32MX795F512L is a high-performance microcontroller that provides high-speed processing, low-power consumption, and robust architecture.
Frequently Asked Questions
Q: What is the maximum clock speed of the ATMEGA32A-AU?
A: The maximum clock speed of the ATMEGA32A-AU is 16 MHz.
Q: How much power does the ATMEGA32A-AU consume?
A: The ATMEGA32A-AU consumes approximately 10 mA at a clock frequency of 1 MHz.
Q: What is the memory capacity of the ATMEGA32A-AU?
A: The ATMEGA32A-AU has a memory capacity of 32 KB flash, 4 KB SRAM, and 2 KB EEPROM.
Q: Is the ATMEGA32A-AU compatible with Windows?
A: Yes, the ATMEGA32A-AU is compatible with Windows operating systems.

Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Product Category | 8-bit Microcontrollers - MCU | RoHS | Details |
Core | AVR | Program Memory Size | 32 kB |
Data RAM Size | 2 kB | Package / Case | TQFP-44 |
Maximum Clock Frequency | 16 MHz | ADC Resolution | 10 bit |
Number of I/Os | 32 I/O | Supply Voltage - Min | 2.7 V |
Supply Voltage - Max | 5.5 V | Mounting Style | SMD/SMT |
Data Bus Width | 8 bit | Minimum Operating Temperature | - 40 C |
Maximum Operating Temperature | + 85 C | Series | ATmega32A |
Brand | Microchip Technology | Data RAM Type | SRAM |
Data ROM Size | 1024 B | Data ROM Type | EEPROM |
Height | 1 mm | Interface Type | 2-Wire, SPI, USART |
Length | 10 mm | Moisture Sensitive | Yes |
Number of Timers/Counters | 3 Timer | Processor Series | megaAVR |
Product | MCUs | Product Type | 8-bit Microcontrollers - MCU |
Program Memory Type | Flash | Factory Pack Quantity | 160 |
Subcategory | Microcontrollers - MCU | Tradename | AVR |
Width | 10 mm | Unit Weight | 0.048325 oz |
Warranty & Returns
Warranty, Returns, and Additional Information
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QA & Return Policy ?
Parts Quality Guarantee: 365 days
Returns for refund: within 90 days
Returns for Exchange: within 90 days
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Shipping and Package ?
Shipping:For example, FedEx, JP, UPS, DHL,SAGAWA, or YTC.
Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.
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Payment ?
For example, channels like VISA,MasterCard,Western Union,PayPal,MoneyGram,Rakuten Pay and more.
If you have specific payment channel preferences or requirements, please get in touch with our sales team for assistance.

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ATMEGA32A-AU
This MCU supports both 3.3V and 5V operation and comes in a 44-pin TQFP package
Inventory:
5,020
Warranty & Returns
After Sales Service
What after-sales service can be provided?
We provide an extended quality assurance period of 365 days for all components we offer. If a return or exchange becomes essential, kindly adhere to these guidelines:
·Initiate the request within 90 days after the item's shipment date.
·Coordinate the return or exchange with our team.
·Keep the items in their original condition as delivered.
·Please be aware that the feasibility of returning or exchanging items is contingent upon an evaluation of their actual state upon return.
Shipping
What channels of transportation of goods does the website support?
We usually send out our orders during business days using FedEx, SF, UPS, or DHL. We're also here to assist with alternative shipping options. Should you require additional information about shipping particulars or expenses, please don't hesitate to get in touch with us.







Package
How to ensure that the parts will be intact during transportation?
The items we ship will be packaged in anti-static bags, ensuring ESD anti-static protection, while the outer packaging boasts exceptional durability and sealing. We offer packaging options like Tape and Reel, Cut Tape, Tube, or Tray to suit your needs.




Payment
Which payment methods can be used to pay for goods
Accepted payment methods commonly encompass VISA, MasterCard, UnionPay, Western Union, PayPal, and various other options.
Should you have a particular payment preference or wish to seek information on rates and other specifics, please feel free to reach out to us.




