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ATMEGA640-16AUR 8-bit AVR MCU with 64KB flash, 8KB RAM, 4KB EEPROM, 86 I/O, and 16MHz clock in a 100-TQFP package.
Mfr Part #:

ATMEGA640-16AUR

Available from 2 distributors
Mfr Name: Microchip Technology
Microchip Technology
8-bit AVR MCU with 64KB flash, 8KB RAM, 4KB EEPROM, 86 I/O, and 16MHz clock in a 100-TQFP package.
✓ Total Stock: 56,107 pcs

ATMEGA640-16AUR Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Romaks Technologies ✓
Non-Authorised Inventory information
54,788 pcs
On Request
54788 pcs On Request 1 On Request On Request On Request On Request On Request
Xingangxin ✓
Non-Authorised Inventory information
1,319 pcs
On Request
1319 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

ATMEGA640-16AUR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
EEPROM Size
Lead Spacing
Lead Style
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
SVHC Present
Speed
Supplier Device Package
Tape & Reel
Voltage
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ATMEGA640-16AUR Description

Short technical summary and product information.

The ATMEGA640-16AUR is an 8-bit AVR microcontroller from Microchip Technology. It features a 16MHz clock speed, 64KB of flash program memory, 8KB of SRAM, and 4KB of EEPROM. The device includes 86 I/O lines and a wide operating voltage range of 2.7V to 5.5V.

 

Integrated peripherals include a 16-channel 10-bit analog-to-digital converter, brown-out detect/reset, power-on reset, PWM outputs, and a watchdog timer. Connectivity options encompass EBI/EMI, I²C, SPI, and UART/USART interfaces.

 

The MCU is housed in a 100-pin TQFP package (14x14mm) and supports surface mount assembly. It operates over an industrial temperature range of -40°C to +85°C and includes an internal oscillator.

ATMEGA640-16AUR Quick Information

Product Type: Microcontroller
Series: ATmega640
Canonical Name: Microchip Technology ATMEGA640-16AUR 8-bit AVR Microcontroller
Subcategory: 8-bit Microcontrollers

ATMEGA640-16AUR Compliance

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

ATMEGA640-16AUR Features

  • 8-bit AVR core running at 16MHz.
  • 64KB flash program memory and 8KB RAM.
  • 4KB EEPROM for non-volatile data storage.
  • 86 I/O lines with multiple serial interfaces.
  • 16-channel 10-bit analog-to-digital converter.

ATMEGA640-16AUR Applications

  • Ideal for industrial control and automation systems.
  • Used in embedded networking with EBI/EMI and I2C.
  • Suitable for low-power sensor data acquisition modules.
  • Common in motor control with PWM and watchdog peripherals.

ATMEGA640-16AUR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the ATmega640-16AUR?

2.7V to 5.5V

What is the package type of this microcontroller?

100-TQFP (14x14mm)

What is the operating temperature range?

-40°C to +85°C

Is this device RoHS compliant?

RoHS3 compliant (unverified)

How much flash memory does it have?

64KB

What communication interfaces are supported?

EBI/EMI, I²C, SPI, UART/USART

What is the core architecture?

8-bit AVR

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