Microchip, 8bit AVR, ATmega Microcontroller, 20MHz, 32 kB Flash, 32-Pin TQFP

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£4.81

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£5.772

(inc. VAT)

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  • Plus 26 unit(s) shipping from 01 October 2025
  • Plus 6 unit(s) shipping from 01 October 2025
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Units
Per unit
Per Pack*
2 - 8£2.405£4.81
10 - 22£2.34£4.68
24 - 98£2.28£4.56
100 +£2.225£4.45

*price indicative

Packaging Options:
RS Stock No.:
131-0270
Mfr. Part No.:
ATMEGA328P-AN
Brand:
Microchip
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Brand

Microchip

Family Name

ATmega

Package Type

TQFP

Mounting Type

Surface Mount

Pin Count

32

Device Core

AVR

Data Bus Width

8bit

Program Memory Size

32 kB

Maximum Frequency

20MHz

RAM Size

2 kB

USB Channels

0

Number of PWM Units

1

Number of SPI Channels

2

Number of I2C Channels

1

Typical Operating Supply Voltage

1.8 → 5.5 V

Number of CAN Channels

0

Number of UART Channels

1

Number of USART Channels

1

ADCs

8 x 10 bit

Pulse Width Modulation

1 (6 Channel)

Dimensions

7.1 x 7.1 x 1.05mm

Width

7.1mm

Length

7.1mm

Height

1.05mm

Number of LIN Channels

0

Number of ADC Units

1

Maximum Operating Temperature

+85 °C

Number of Ethernet Channels

0

Number of PCI Channels

0

Minimum Operating Temperature

-40 °C

Program Memory Type

Flash

Maximum Number of Ethernet Channels

0

Instruction Set Architecture

RISC

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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