ATMEGA328P-PU vs ATMEGA328P-PN Comparison

Detailed side-by-side comparison of ATMEGA328P-PU by Microchip Technology and ATMEGA328P-PN 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-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
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

Specification Comparison

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

Datasheets & Resources

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