ATMEGA328PB-MU vs ATMEGA128-16MI

This in-depth comparison of the ATMEGA328PB-MU and ATMEGA128-16MI provides valuable insights into their specifications and key features. We cover important factors in detail, including RoHS compliance, REACH status, series, mounting style, package type, and other relevant characteristics. Presenting the differences side by side simplifies component selection, making it easier for you to select the best option for your specific application.

Technical review by ETEI Component Engineering Source: manufacturer documentation

Parts at a glance

Part A

ATMEGA328PB-MU

Microchip Technology

Lifecycle
Active
Stock
4565 PCS
Package
QFN-32
Series
Embedded - Microcontrollers
+BOM RFQ
Part B

ATMEGA128-16MI

Microchip Technology

Lifecycle
Active
Stock
4875 PCS
Package
VFQFN-64
Series
Embedded - Microcontrollers
+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification ATMEGA328PB-MU ATMEGA128-16MI
Supplier - Microchip Technology
Series AVR® ATmega, Functional Safety (FuSa) AVR® ATmega
Part Status Active Obsolete
Core Processor AVR AVR
Core Size 8-Bit 8-Bit
Speed 20MHz 16MHz
Connectivity I²C, SPI, UART/USART EBI/EMI, I²C, SPI, UART/USART
Peripherals Brown-out Detect/Reset, POR, PWM, WDT Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O 27 53
Program Memory Size 32KB (16K x 16) 128KB (64K x 16)
Program Memory Type FLASH FLASH
EEPROM Size 1K x 8 4K x 8
RAM Size 2K x 8 4K x 8
Voltage - Supply (Vcc/Vdd) 1.8V ~ 5.5V 4.5V ~ 5.5V
Data Converters A/D 8x10b A/D 8x10b
Oscillator Type Internal Internal
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Mounting Type Surface Mount Surface Mount
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