ATMEGA328P-PN vs ATMEGA328P-PU Comparison

Detailed side-by-side comparison of ATMEGA328P-PN by Microchip Technology and ATMEGA328P-PU by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.

Microchip Technology
ATMEGA328P-PN ATMEGA328P-PN - 8-bit AVR MCU 20MHz 32KB Flash PDIP-28 | Microchip

ATMEGA328P-PN - 8-bit AVR MCU 20MHz 32KB Flash PDIP-28 | Microchip

ATMEGA328P-PN βœ“ Active
Microchip Technology
ATMEGA328P-PU ATMEGA328P-PU - 8-bit AVR MCU 32KB Flash 28-PDIP | Microchip

ATMEGA328P-PU - 8-bit AVR MCU 32KB Flash 28-PDIP | Microchip

ATMEGA328P-PU βœ“ Active

Specification Comparison

Parameter ATMEGA328P-PN ATMEGA328P-PU
Brand Microchip Technology Microchip Technology
Category Microcontrollers Microcontrollers
Lifecycle Status Active Active
Stock Status In Stock In Stock
Unit Price (USD) $1.75 $0.00
Core Architecture AVR 8-bit RISC 8-bit AVR RISC
Max CPU Frequency 20 MHz β€”
Flash Memory 32 KB (16K x 16) β€”
SRAM 2 KB 2 KB
EEPROM 1 KB 1 KB
Supply Voltage Range 2.5 V to 5.5 V 4.5 V to 5.5 V
GPIO Count 23 β€”
ADC Resolution 10-bit, 6 channels β€”
Timers 2 x 8-bit, 1 x 16-bit β€”
Communication Interfaces USART, SPI, TWI (I2C) β€”
Operating Temperature -40C to +105C [DATA_NEEDED: operating temperature range]
Package 28-PDIP 28-PDIP
Mounting Type Through-Hole Through Hole
Programming Interfaces ISP, debugWIRE β€”
Low Power Mode Current 0.1 uA (power-save) β€”
RoHS Status Green (RoHS compliant) [DATA_NEEDED: RoHS status]
Data Sheets Page Count 662 pages β€”
Flash Program Memory β€” 32 KB (16K x 16)
Maximum Clock Frequency β€” 20 MHz
Typical Arduino Clock Frequency β€” 16 MHz
General Purpose I/O Lines β€” 23
Working Registers β€” 32 general purpose
Instructions β€” 131 instructions, most single-cycle
In-System Programming β€” Yes (ISP, read-while-write)
ADC β€” 10-bit
Product Series β€” AVR ATmega
Interface Peripherals β€” USART, SPI, TWI (I2C)

Datasheets & Resources

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