8-bit AVR RISC microcontroller featuring 32KB Flash program memory and 2KB RAM. Operates at a maximum clock and CPU frequency of 20 MHz, with 23 programmable I/Os. Supports SPI, TWI, and USART interfaces, and includes 8 ADC channels. Available in a 32-pin VQFN EP package, with an operating voltage range of 2.5V to 5.5V and an industrial temperature range of -40°C to 85°C.
PackageVQFN EP
Quick Jump:
Technical Specifications
Microchip ATmega328P-MU technical specifications.
General
Family Name
ATmega
Data Bus Width
8bit
Instruction Set Architecture
RISC
Maximum Clock Rate
20MHz
Maximum CPU Frequency
20MHz
Device Core
AVR
Program Memory Type
Flash
Program Memory Size
32KB
RAM Size
2KB
Number of Programmable I/Os
23
Core Architecture
AVR
Programmability
Yes
Number of Timers
3
Interface Type
SPI/TWI/USART
CAN
0
I2C
0
SPI
2
Ethernet
0
UART
0
USART
1
USB
0
I2S
0
Max Operating Supply Voltage
5.5V
Min Operating Temperature
-40°C
Max Operating Temperature
85°C
ADC Channels
8
Number of ADCs
Single
Pin Count
32
Package/Case
VQFN EP
Package Family Name
QFN
Compliance
RoHS
Yes
RoHS Version
2011/65/EU, 2015/863
Datasheet
Microchip ATmega328P-MU Datasheet
Download the complete datasheet for Microchip ATmega328P-MU to view detailed technical specifications.
No datasheet is available for this part.