ATTINY44A-MU

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ATTINY44A-MU

IC MCU 8BIT 4KB FLASH 20QFN

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Specifications

Series AVR® ATtiny
Part Status Active
Base Product Number ATTINY44
DigiKey Programmable Verified
Core Processor AVR
Core Size 8-Bit
Speed 20MHz
Connectivity USI
Peripherals Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number of I/O 12
Program Memory Size 4KB (2K x 16)
Program Memory Type FLASH
EEPROM Size 256 x 8
RAM Size 256 x 8
Voltage - Supply (Vcc/Vdd) 1.8V ~ 5.5V
Data Converters A/D 8x10b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Supplier Device Package 20-QFN-EP (4x4)
Package 20-WFQFN Exposed Pad
Packaging Tray

Overview

Description

The ATTINY44A-MU is a microcontroller from the AVR family, developed by Microchip Technology. It features a 8-bit AVR CPU, operating at a maximum clock speed of 20 MHz. The device is available in a 14-pin package (TQFP or DIP form factors) and is designed for low-power applications.
Key specifications include 4 KB of flash memory, 256 bytes of SRAM, and 128 bytes of EEPROM. The ATTINY44A supports multiple I/O options, with up to 12 GPIO pins. It incorporates several peripherals such as a 10-bit ADC (8 channels), timers, and a Universal Serial Interface (USI) for communication.
The microcontroller is well-suited for embedded projects, sensor interfacing, and control applications. Its low power consumption and compact size make it ideal for battery-operated devices. The ATTINY44A is programmable via the ISP (In-System Programming) interface, enabling easy integration into various designs. Overall, it’s a versatile and cost-effective option for hobbyists and professionals alike.

Features

The ATtiny44A-MU is a low-power 8-bit microcontroller from Microchip, part of the ATtiny series. Key features include:
- Architecture: AVR 8-bit RISC.
- Memory: 4 KB Flash memory, 256 bytes SRAM, and 128 bytes EEPROM.
- Clock Speed: Up to 20 MHz with an internal oscillator.
- I/O Ports: 4 general-purpose I/O ports with up to 12 programmable I/O pins.
- Timers: 1x 8-bit and 1x 16-bit timer/counter for precise timing applications.
- ADC: 10-bit Analog-to-Digital Converter with up to 8 channels.
- Communication: Supports SPI, USART, and I2C interfaces for peripheral communication.
- Power Consumption: Operates at low power, suitable for battery-operated devices.
- Operating Voltage: 1.8V to 5.5V.
- Packages: Available in 20-pin QFN and 20-pin PDIP packages.
These features make the ATtiny44A-MU ideal for compact, low-power embedded applications such as sensor interfaces, control systems, and portable devices.

Package

The ATTINY44A-MU is packaged in a 20-pin QFN (Quad Flat No-lead) package. It features a compact design suitable for space-constrained applications, providing easy soldering and thermal performance.

Pinout

The ATTINY44A-MU is a microcontroller from the ATtiny family produced by Microchip Technology. It features a 20-pin dual in-line package (DIP) configuration.
Pin Count: 20 pins
Pin Functions:
1. Digital I/O Pins: 4 (PB0-PB3), 4 (PA0-PA3)
2. Analog Input Pins: 4 (PA0-PA3)
3. Timers: 2 (Timer/Counter0 and Timer/Counter1)
4. Reset Pin: 1 (RESET)
5. Serial Communication: SPI (usart and SPI functions available)
6. Oscillator Pins: 2 (XTAL1 and XTAL2 for external clock)
7. VCC and GND: Power supply pins (VCC and GND)
The ATTINY44A-MU is suitable for low-power applications and is often used in embedded systems for various control and measurement tasks.

Manufacturer

The manufacturer of the ATTINY44A-MU is Microchip Technology Inc. Microchip is a leading American technology company that specializes in designing and manufacturing microcontrollers, memory, analog, and interface products. Founded in 1989 and headquartered in Chandler, Arizona, Microchip serves a wide range of industries, including automotive, industrial, consumer, and communication. The company is known for its innovative solutions in embedded control and has a strong focus on providing high-quality semiconductor products. Microchip's offerings include various microcontroller families, such as the PIC and AVR series, which are popular among developers for their ease of use and versatility in embedded applications.

Application

The ATTINY44A-MU is commonly used in various applications such as home automation systems, sensor data acquisition, robotics, wearable devices, and low-power consumer electronics. Its compact size and low power consumption make it suitable for embedded systems, DIY projects, and educational purposes. Additionally, it can be employed in LED control, small motor drivers, and simple data processing tasks, making it a versatile choice for hobbyists and engineers alike.

Equivalent

The ATTINY44A-MU is part of the AVR family. Its equivalent products include ATTINY24A, ATTINY44, and ATTINY84, which share similar features but may vary in pin count, memory size, or peripherals. Other options are ATTINY85 and ATTINY2313 for different configurations, depending on specific application requirements. Always check the datasheets for compatibility.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

The Payment term is 100% Prepaid.

Currently, we only accept the below payment methods:

1. PayPal

2. Credit/ Debit Card

3. Wire Transfer

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