Microchip ATMEGA328P-PN, 8 bit AVR, megaAVR Microcontroller, 20 MHz, 32kB FLASH, 28-Pin PDIP

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Subtotal (1 pack of 2 units)*

TWD196.00

(exc. GST)

TWD205.80

(inc. GST)

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  • 242 unit(s) ready to ship from another location
  • Plus 12 unit(s) shipping from December 17, 2025
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2 - 8TWD98.00TWD196.00
10 +TWD96.50TWD193.00

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Packaging Options:
RS Stock No.:
131-0275
Mfr. Part No.:
ATMEGA328P-PN
Manufacturer:
Microchip
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Brand

Microchip

Series

megaAVR

Product Type

Microcontroller

Package Type

PDIP

Mount Type

Through Hole

Pin Count

28

Device Core

AVR

Data Bus Width

8bit

Interface Type

SPI, USART

Program Memory Size

32kB

Maximum Clock Frequency

20MHz

RAM Size

2kB

Maximum Supply Voltage

5.5V

Analogue Comparators

1

Number of Programmable I/Os

23

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

85°C

Height

4.06mm

Width

7.49 mm

Standards/Approvals

No

Length

34.79mm

Minimum Supply Voltage

1.8V

Program Memory Type

FLASH

ADCs

6 x 10 Bit

Instruction Set Architecture

RISC

Automotive Standard

No

Number of Timers

2

Distrelec Product Id

304-37-092

ATmega328P 8-Bit megaAVR picoPower Microcontrollers


The Atmel ATmega328P Microcontroller is an 8-bit megaAVR device based on the AVR enhanced RISC architecture. Featured is picoPower technology that offers ultra-low power consumption and low-power sleep modes, ideal for battery powered applications.

Microcontroller Features


•20 MHz Max. Operating Frequency

•Up to 20 MIPS at 20 MHz

•32 KB Flash

•1024 B EEPROM

•2 KB SRAM

•131 Instructions – Most single clock cycle execution

•32 General Purpose Registers

•23 GPIO

•Power-on Reset and Programmable Brown-out Detection

•Internal Calibrated Oscillator

•External and Internal Interrupt Sources

•Six Power-Saving Sleep Modes

•Internal and External Interrupts

•Fully Static Operation

Peripheral Features


•10-bit 15 ksps Analogue-to-Digital Converter (ADC) – 8 or 6 channels

•Capacitive Touch Sense – 16 channels

•Temperature Sensor

•Two 8-bit Timers

•One 16-bit Timer

•Output Compare Module – 6 channels

•Six PWM Channels

•Programmable Serial USART

•Master/Slave SPI Serial Interface

•Byte-oriented 2-wire Serial Interface – I2C compatible

•Programmable Watchdog Timer with Separate Oscillator

•Analogue Comparator

•Interrupt and Wake-up on Pin Change

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