Microchip ATMEGA328-MMHR
MCU 8-bit ATmega AVR RISC 32KB Flash 2.5V/3.3V/5V 28-Pin QFN EP T/R
$ 2.395
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Inventory History
3 month trend: -3.70%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
0 parts available
Datasheets & Documents
Download datasheets and manufacturer documentation for Microchip ATMEGA328-MMHR.
CAD Models
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Supply Chain
Projected EOL Date2044-01-22
Country of AssemblySouth Korea
Country of FabricationUnited States of America
Country of OriginSouth Korea
Export Control Classification Number (ECCN) CodeEAR99
Harmonized Tariff Schedule (HTS) Code8542.31.0015
Lifecycle StatusProduction (Last Updated: 3 days ago)
Manufacturer Lifecycle StatusREL (Last Updated: 3 days ago)
Descriptions
Descriptions of Microchip ATMEGA328-MMHR provided by its distributors.
MCU 8-bit ATmega AVR RISC 32KB Flash 2.5V/3.3V/5V 28-Pin QFN EP T/R
8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM 20 MHZ GRN
Mcu, 8Bit, 20Mhz, Vqfn-Ep-28; |Microchip Technology ATMEGA328-MMHR
20 MHz, QFN/MLF, Green, NiPdAu T&R
1.8V~5.5V 20MHz 2KB FLASH 32KB Brown-out Detect/Reset,POR,PWM,WDT inside 23 1.8V 5.5V 20MHz I2C，SPI，UART，USART 1 x 8 A/D 8x10b 8bit AVR QFN SMD mount，glue mount 4mm*4mm*880μm
Manufacturer Aliases
Microchip has several brands around the world that distributors may use as alternate names. Microchip may also be known as the following names:
- Microchip Technology
- MICROCHIP TECHNOLOGY INC
- MICROCHI
- MICROC
- MICROCH
- MICROCHIP TECH
- MCHP
- MCRCH
- MCP
- MICROHIP
- MICROSHIP
- MICCHP
- MICROCHP
- MTech
- Microchip Technology / Atmel
- MICROCIHIP
- Microchip Technologies
- Microchip / Microsemi
- MICORCHIP
- MICHROCHIP
- Atmel/Microchip
- MICRIOCHIP
- Atmel (Microchip Technology)
- MICROCHIP (ATMEL)
- MICROCHIP TECHNOLOGY (VA)
- Microchip Technology Inc.
Inventory History
3 month trend: -3.70%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
0 parts available
Technical Specifications
Physical
Case/PackageVQFN
MountSurface Mount
Number of Pins28
Technical
Core ArchitectureAVR
Data Bus Width8 b
Frequency4 MHz
HS Code8542.31.0015
InterfaceI2C, SPI, UART, USART
Max Frequency20 MHz
Max Operating Temperature85 °C
Max Supply Voltage5.5 V
Memory Size768 B
Memory TypeFLASH, OTP
Min Operating Temperature-40 °C
Min Supply Voltage1.8 V
Number of I/Os12
Number of Programmable I/O23
Number of Timers/Counters3
Oscillator TypeExternal
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
RAM Size2 kB
Schedule B8542310000
Watchdog TimerYes
Datasheets & Documents
Download datasheets and manufacturer documentation for Microchip ATMEGA328-MMHR.