ATMEGA32A-AUR The ATMEGA32A-AUR is an 8-bit AVR microcontroller from Microchip Technology with 32KB Flash memory, 2KB SRAM, and 1KB EEPROM. It operates at up to 16 MHz and comes in a 44-TQFP surface mount package.
Mfr Part #:

ATMEGA32A-AUR

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The ATMEGA32A-AUR is an 8-bit AVR microcontroller from Microchip Technology with 32KB Flash memory, 2KB SRAM, and 1KB EEPROM. It operates at up to 16 MHz and comes in a 44-TQFP surface mount package.
✓ Total Stock: 2,000 pcs

ATMEGA32A-AUR Available from 1 distributor

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ATMEGA32A-AUR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
EEPROM Size
Mounting Type
Number of I
Number of Pins
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Supplier Package
Tape & Reel
Voltage
Watchdog Timer

ATMEGA32A-AUR Description

Short technical summary and product information.

The ATMEGA32A-AUR is an 8-bit AVR microcontroller from Microchip Technology based on the advanced RISC architecture. It features 32KB of in-system self-programmable Flash memory, 2KB SRAM, and 1KB EEPROM, with high endurance of 10,000 write/erase cycles for Flash and 100,000 for EEPROM. The device operates at a maximum speed of 16 MHz, delivering up to 16 MIPS throughput.

 

This microcontroller includes a rich set of peripherals: two 8-bit timers, one 16-bit timer, four PWM channels, an 8-channel 10-bit ADC, and multiple serial interfaces (I²C, SPI, UART/USART). It also features a JTAG interface for debugging and programming, as well as QTouch capacitive touch sensing support for up to 64 channels. The operating voltage range is 2.7V to 5.5V, and the temperature range is -40°C to 85°C.

 

The ATMEGA32A-AUR is supplied in a 44-pin TQFP package (10x10 mm) for surface mount assembly. It is suitable for a wide range of embedded applications including industrial control, automotive, consumer electronics, and IoT devices. The device includes power-saving sleep modes (6 modes) and brown-out detection for reliable operation.

ATMEGA32A-AUR Quick Information

Product Type: Microcontroller
Series: megaAVR
Canonical Name: Microchip Technology ATmega32A-AUR 8-bit AVR Microcontroller
Subcategory: 8-bit Microcontroller

ATMEGA32A-AUR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

ATMEGA32A-AUR Features

  • 8-bit AVR core with 16 MIPS throughput.
  • 32KB Flash, 2KB SRAM, 1KB EEPROM memory.
  • Operates from 2.7V to 5.5V supply voltage.
  • 44-pin TQFP surface mount package.
  • Includes JTAG interface for debugging.

ATMEGA32A-AUR Applications

  • Ideal for industrial control and automation systems.
  • Used in automotive electronics and sensor modules.
  • Suitable for consumer IoT and smart home devices.
  • Capacitive touch sensing for user interfaces.

ATMEGA32A-AUR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the ATMEGA32A-AUR?

2.7V to 5.5V.

What package does the ATMEGA32A-AUR come in?

44-TQFP (10x10 mm) surface mount package.

What is the operating temperature range?

-40°C to 85°C.

Is the ATMEGA32A-AUR RoHS compliant?

RoHS3 compliant (unverified).

How much Flash memory does the ATMEGA32A-AUR have?

32KB.

What is the maximum clock speed?

16 MHz.

How many ADC channels does it have?

8 single-ended channels, 10-bit resolution.

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