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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersATMEGA88A-MMHR
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ATMEGA88A-MMHR - Microchip Technology

Manufacturer Part Number
ATMEGA88A-MMHR
Manufacturer
Microchip Technology
Allelco Part Number
32D-ATMEGA88A-MMHR
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
IC MCU 8BIT 8KB FLASH 28VQFN
Package
28-VQFN (4x4)
Data sheet
1.ATMEGA88A-MMHR.pdf ...

Errata

2.73KHz.pdf
RoHs Status
ROHS3 Compliant
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Specifications

ATMEGA88A-MMHR Tech Specifications
Microchip Technology - ATMEGA88A-MMHR technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - ATMEGA88A-MMHR

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Voltage - Supply (Vcc/Vdd) 1.8V ~ 5.5V  
Supplier Device Package 28-VQFN (4x4)  
Speed 20MHz  
Series AVR® ATmega  
RAM Size 1K x 8  
Program Memory Type FLASH  
Program Memory Size 8KB (4K x 16)  
Peripherals Brown-out Detect/Reset, POR, PWM, WDT  
Package / Case 28-VFQFN Exposed Pad  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Oscillator Type Internal  
Operating Temperature -40°C ~ 85°C (TA)  
Number of I/O 23  
Mounting Type Surface Mount  
EEPROM Size 512 x 8  
Data Converters A/D 8x10b  
Core Size 8-Bit  
Core Processor AVR  
Connectivity I²C, SPI, UART/USART  
Base Product Number ATMEGA88  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.31.0001

Parts Introduction

Manufacturer Part Number

ATMEGA88A-MMHR

Manufacturer

microchip-technology

Introduction

The ATMEGA88A-MMHR is a high-performance, low-power 8-bit AVR RISC-based microcontroller that combines 8KB of in-system programmable flash memory, 1KB of SRAM, 512 bytes of EEPROM, a rich set of peripheral functions, and a wide range of power saving modes. This microcontroller is designed to offer an optimized balance of performance, power efficiency, and cost-effectiveness, making it suitable for a variety of embedded applications.

Product Features and Performance

8-bit AVR RISC-based microcontroller with 20MHz maximum operating frequency

8KB of in-system programmable flash memory, 1KB of SRAM, and 512 bytes of EEPROM

Peripherals include I2C, SPI, UART/USART, brown-out detect/reset, POR, PWM, and WDT

23 programmable I/O lines

8-channel 10-bit ADC

Internal oscillator with ±1% accuracy

Operating voltage range of 1.8V to 5.5V

Operating temperature range of -40°C to 85°C (TA)

28-pin VFQFN exposed pad package

Product Advantages

Excellent performance-to-power ratio

Flexible and configurable peripheral set

Wide operating voltage and temperature range

Small and compact 28-pin VFQFN package

Key Reasons to Choose This Product

Highly energy-efficient design for low-power applications

Robust and reliable operation across a wide range of environmental conditions

Comprehensive peripheral set to support various embedded system requirements

Cost-effective solution for cost-sensitive projects

Quality and Safety Features

Brown-out detection and reset

Power-on reset (POR)

Watchdog timer (WDT)

ESD protection on all pins

Compatibility

The ATMEGA88A-MMHR is compatible with the broader AVR ATmega microcontroller family, allowing for easy migration and code reuse across projects.

Application Areas

Industrial control systems

Home automation

Sensor and measurement applications

Portable and battery-powered devices

Consumer electronics

Product Lifecycle

The ATMEGA88A-MMHR is an active product, and there are equivalent or alternative models available within the AVR ATmega series, such as the ATMEGA48A, ATMEGA88PA, and ATMEGA328P. Customers are advised to contact our website's sales team for more information on the latest product availability and options.

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology ATMEGA88A-MMHR

Product Attribute ATMEGA88A-MMH ATMEGA88A-MUR ATMEGA88A-CCUR ATMEGA88A-MU
Part Number ATMEGA88A-MMH ATMEGA88A-MUR ATMEGA88A-CCUR ATMEGA88A-MU
Manufacturer Microchip Technology Atmel Microchip Technology Microchip Technology
Connectivity - - - -
Core Size - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Voltage - Supply (Vcc/Vdd) - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Series - - - -
Data Converters - - - -
Program Memory Size - - - -
Program Memory Type - - - -
Core Processor - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Mounting Type - Surface Mount Through Hole Surface Mount
RAM Size - - - -
Number of I/O - - - -
Peripherals - - - -
Oscillator Type - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Speed - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
EEPROM Size - - - -

ATMEGA88A-MMHR Datasheet PDF

Download ATMEGA88A-MMHR pdf datasheets and Microchip Technology documentation for ATMEGA88A-MMHR - Microchip Technology.

Datasheets
Cylindrical Battery Holders.pdf
Errata
2.73KHz.pdf

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Customer Reviews

Evaluation: 10 Articles

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

  • Daic***K.
    Mar 23, 2026

    Very good. No issue after long time testing.

  • Kevi***.
    Mar 17, 2026

    Fast switching and stable output. Very satisfied with this IC

  • Daou***hekebkeb
    Jun 16, 2024

    I had a great experience purchasing items from Allelcoelec, I recommend

  • Uri ***al
    Jun 19, 2024

    Good comunication,
    Transpnt regarding the process and price.

  • Yaqu***l Ali
    Jun 19, 2024

    Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.

  • Lea ***
    Jun 19, 2024

    Morrey was very helpful and right on top of things!
    He replied quickly to my RFQ. He was very courteous and professional.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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ATMEGA88A-MMHR Image

ATMEGA88A-MMHR

Microchip Technology
32D-ATMEGA88A-MMHR

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