ATUC64L3U-Z3UR The ATUC64L3U-Z3UR is a 32-bit AVR microcontroller from Microchip Technology featuring 64KB Flash memory, 16KB RAM, and a 50MHz core clock. It includes 51 I/O pins, multiple communication interfaces (I2C, SPI, UART, USB), and operates from 1.62V to 1.98V.
Mfr Part #:

ATUC64L3U-Z3UR

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The ATUC64L3U-Z3UR is a 32-bit AVR microcontroller from Microchip Technology featuring 64KB Flash memory, 16KB RAM, and a 50MHz core clock. It includes 51 I/O pins, multiple communication interfaces (I2C, SPI, UART, USB), and operates from 1.62V to 1.98V.
✓ Total Stock: 23,186 pcs

ATUC64L3U-Z3UR Available from 1 distributor

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23,186 pcs
23186 pcs On Request 1 On Request On Request 2020+ On Request On Request

ATUC64L3U-Z3UR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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ATUC64L3U-Z3UR Description

Short technical summary and product information.

The ATUC64L3U-Z3UR is a 32-bit AVR microcontroller built on the compact single-cycle RISC instruction set with DSP support. It offers 64KB of Flash program memory and 16KB of SRAM, operating at a maximum frequency of 50MHz. The device includes 12 peripheral DMA channels, six 16-bit timer/counters, 36 PWM channels, eight analog comparators, and an 8-channel 12-bit ADC.

 

Connectivity is handled by I2C, SPI, UART/USART, and USB interfaces. The microcontroller supports a supply voltage range of 1.62V to 1.98V and operates over an industrial temperature range of -40°C to 85°C. It features an internal oscillator, brown-out detect/reset, power-on reset, and a watchdog timer.

 

The ATUC64L3U-Z3UR is packaged in a 64-VFQFN exposed pad (64-QFN 9x9) and is designed for surface mount assembly. It is supplied in tape and reel packaging. The device is part of Microchip's AVR32 UC3 L series and is RoHS compliant (unverified).

ATUC64L3U-Z3UR Quick Information

Product Type: Microcontroller
Series: AVR32 UC3 L
Canonical Name: Microchip Technology ATUC64L3U-Z3UR 32-bit AVR Microcontroller
Subcategory: 32-bit Microcontrollers

ATUC64L3U-Z3UR Compliance

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

ATUC64L3U-Z3UR Features

  • 32-bit AVR core at 50MHz.
  • 64KB Flash and 16KB RAM.
  • 51 programmable I/O pins.
  • Multiple serial interfaces: I2C, SPI, USB.
  • Package: 64-QFN with exposed pad.

ATUC64L3U-Z3UR Applications

  • Embedded control systems and IoT devices.
  • Industrial automation and sensor interfaces.
  • USB peripheral applications.
  • Real-time control with PWM and DMA.

ATUC64L3U-Z3UR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the ATUC64L3U-Z3UR?

The operating voltage range is 1.62V to 1.98V per the manufacturer page.

What package is the ATUC64L3U-Z3UR available in?

It is available in a 64-VFQFN Exposed Pad package (64-QFN 9x9).

What is the operating temperature range?

The operating temperature range is -40°C to 85°C.

Is the ATUC64L3U-Z3UR RoHS compliant?

It is listed as RoHS3 Compliant, but this is unverified from official documents.

What is the maximum clock speed?

The maximum clock speed is 50MHz.

How many I/O pins does it have?

It has 51 programmable I/O pins.

What communication interfaces are supported?

I2C, SPI, UART/USART, and USB are supported.

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