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ATMEGA328-MMHR

ATMEGA328-MMHR

ATMEGA328-MMHR

Microchip Technology

32KB 16K x 16 FLASH AVR 8-Bit Microcontroller AVR® ATmega Series ATMEGA328 28 Pin 4MHz 5V 28-VFQFN Exposed Pad

SOT-23

ATMEGA328-MMHR Datasheet

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In-Stock: 0 items
Specifications
Name Value
Type Parameter
Factory Lead Time 17 Weeks
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 28-VFQFN Exposed Pad
Surface Mount YES
Number of Pins 28
Supplier Device Package 28-VQFN (4x4)
Number of Terminals 28
Mounting Style SMD/SMT
Data Converters A/D 8x10b
Package Tape & Reel (TR);Cut Tape (CT);Digi-Reel®;
Base Product Number ATMEGA328
Mfr Microchip Technology
Product Status Active
Number of I/Os 23 I/O
Maximum Operating Temperature + 85 C
Minimum Operating Temperature - 40 C
Interface Type I2C, SPI, USART
Manufacturer Microchip
Brand Microchip Technology / Atmel
Tradename AVR
RoHS Details
Package Shape SQUARE
Number of I/O Lines 23
Operating Temperature -40°C~85°C TA
Packaging Tape & Reel (TR)
Series AVR® ATmega
Published 2012
JESD-609 Code e4
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 28
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Additional Feature ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ
Terminal Position QUAD
Terminal Form NO LEAD
Supply Voltage 5V
Terminal Pitch 0.45mm
Reach Compliance Code compliant
Frequency 4MHz
Base Part Number ATMEGA328
JESD-30 Code S-PQCC-N28
Qualification Status Not Qualified
Supply Voltage-Max (Vsup) 5.5V
Power Supplies 2/5V
Temperature Grade INDUSTRIAL
Supply Voltage-Min (Vsup) 4.5V
Interface I2C, SPI, UART, USART
Memory Size 768B
Oscillator Type Internal
Number of I/O 23
Speed 20 MHz
RAM Size 2K x 8
Memory Type FLASH, OTP
Voltage - Supply (Vcc/Vdd) 1.8V~5.5V
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC
Core Processor AVR
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Program Memory Type FLASH
Core Size 8-Bit
Program Memory Size 32KB 16K x 16
Connectivity I2C, SPI, UART/USART
Supply Current-Max 12 mA
Bit Size 8
Data Converter A/D 8x10b
Watchdog Timer Yes
Has ADC YES
DMA Channels NO
Data Bus Width 8b
PWM Channels YES
DAC Channels NO
Seated Height-Max 1 mm
Number of Timers/Counters 3
Product Type 8-bit Microcontrollers - MCU
ROM (words) 16384
EEPROM Size 1K x 8
CPU Family AVR RISC
RAM (bytes) 2048
Number of ADC Channels 8 Channel
ROM Programmability FLASH
Product MCU
Product Category 8-bit Microcontrollers - MCU
Length 4mm
Height Seated (Max) 1mm
Width 4 mm
RoHS Status ROHS3 Compliant
Pricing & Ordering
Quantity Unit Price Ext. Price
6,000 $1.69951 $10.19706
ATMEGA328-MMHR Product Details

ATMEGA328-MMHR Overview


In a 28-VFQFN Exposed Pad package, the MCU is available. 23 I/Os are available. The Microcontroller has a mounting type of Surface Mount, which indicates that it is mounted conveniently. The 8-Bit core is the core of the MCU. There is a FLASH type of memory for its program. There is a temperature range of -40°C~85°C TA that is operated by this Microcontroller. AVR® ATmega series components make up this electrical component. 32KB 16K x 16 is the size of its program memory. A AVR Core processor is used to power the device. This device falls under the MICROCONTROLLER, RISC uPs/uCs/Peripheral ICs category. 28 is the number of terminations on the IC chip that are present. This part works in a 8-bit manner. There is a 5V volt supply output on the chip. DMA channels number NO. 768B is the memory size of the part. The base part number ATMEGA328 can be used to find alternatives. The efficiency of this device can be improved when operating at a frequency of 4MHz. The device works in YES PWM channels. Located on the chip are 28 pins. The clock has 3 timers or counters on it. In this device, there is a AVR RISC CPU embedded within it. It has built-in FLASH, OTP memory. I would like to mention a few additional features such as ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ in order to name a few. A total of 8 Channel channels of ADC are available on this device.

ATMEGA328-MMHR Features


28-VFQFN Exposed Pad package
Mounting type of Surface Mount


ATMEGA328-MMHR Applications


There are a lot of Microchip Technology
ATMEGA328-MMHR Microcontroller applications.


  • Heater/Fan
  • Calculator
  • Kindle
  • Christmas lights
  • 3D printers
  • Washing machine
  • Microwave ovens
  • Home appliances
  • Home video and audio
  • Entertainment products

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