ATMEGA328P-PU IC MCU 8BIT 32KB FLASH 28DIP Microchip Technology

Brand Name Microchip Technology
Model Number ATMEGA328P-PU
Minimum Order Quantity 1
Price Based on current price
Packaging Details anti-static bag & cardboard box
Delivery Time 3-5 work days
Payment Terms T/T
Supply Ability In stock

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Product Details
Core Processor AVR Core Size 8-Bit
Speed 20MHz Connectivity I²C, SPI, UART/USART
Peripherals Brown-out Detect/Reset, POR, PWM, WDT Number Of I/O 23
Program Memory Size 32KB (16K X 16) Program Memory Type FLASH
EEPROM Size 1K X 8 RAM Size 2K X 8
Voltage - Supply (Vcc/Vdd) 1.8V ~ 5.5V Data Converters A/D 6x10b
Oscillator Type Internal Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Through Hole Package / Case 28-DIP (0.300", 7.62mm)
Supplier Device Package 28-PDIP
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Product Description

ATMEGA328P-PU IC MCU 8BIT 32KB FLASH 28DIP Microchip Technology

Product Details

ATMEGA328P-PU Decription

The picoPower 8bit AVR RISC-based microcontroller has 32KB ISP flash memory with read-while-write capability, 1024B EEPROM, 2KB SRAM, 23 general-purpose I/O lines, 32 general purpose working registers, three flexible timer/counters with compare modes, internal and external interrupts, serial programmable USART, a byte-oriented 2-wire serial interface, SPI serial port, a 6-channel 10-bit A/D converter (8-channels The device's voltage range is 1.8-5.5 volts.

ATMEGA328P-PU Features

High Performance, Low Power Atmel®AVR® 8-Bit Microcontroller Family
• Advanced RISC Architecture
– 131 Powerful Instructions
– Most Single Clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Fully Static Operation
– Up to 20 MIPS Throughput at 20MHz
– On-chip 2-cycle Multiplier
• High Endurance Non-volatile Memory Segments
– 32KBytes of In-System Self-Programmable Flash program
– 1KBytes EEPROM
– 2KBytes Internal SRAM
– Write/Erase Cycles: 10,000 Flash/100,000 EEPROM
– Data Retention: 20 years at 85°C/100 years at 25°C(1)
– Optional Boot Code Section with Independent Lock Bits
• In-System Programming by On-chip Boot Program
• True Read-While-Write Operation
– Programming Lock for Software Security

ATMEGA328P-PU Applications

There are hundreds of applications for ATMEGA328P-PU:
Digital data processing.
Industrial control systems.
SMPS and Power Regulation systems.
Display units.
Analog signal measuring and manipulations.
Embedded systems like coffee machine, vending machine.
Motor control systems.
Peripheral Interface system.


Attribute Attribute Value
Manufacturer Microchip Technology
Product Category Microcontrollers
Series AVR® ATmega
Product MCU
Packaging Tube
Unit-Weight 0.147798 oz
Mounting-Style Through Hole
Tradename ATMEGA
Package-Case 28-DIP (0.300", 7.62mm)
Operating-Temperature -40°C ~ 85°C (TA)
Supplier-Device-Package 28-PDIP
Number-of-I-O 23 I/O
Speed 20MHz
EEPROM-Size 1K x 8
Core-Processor AVR
RAM-Size 2K x 8
Program Memory FLASH
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Connectivity I2C, SPI, UART/USART
Voltage-Supply-Vcc-Vdd 1.8 V ~ 5.5 V
Core-Size 8-Bit
Program-Memory-Size 32KB (16K x 16)
Data-Converters A/D 6x10b
Oscillator-Type Internal
Maximum Operating Temperature + 85 C
Operating temperature range - 40 C
Operating-Supply-Voltage 1.8 V to 5.5 V
Interface-Type I2C SPI USART
Core AVR
Processor-Series megaAVR
Data-Bus-Width 8 bit
Supply-Voltage-Max 5.5 V
Supply-Voltage-Min 1.8 V
Package-Case PDIP-28
Maximum-Clock-Frequency 20 MHz
Number-of-ADC-Channels 6 ADC Channels
Input/output 23 I/O
Data-RAM-Size 2 kB
Data-ROM-Size 1 kB
Number-of-Timers-Counters 3 Timer
ADC-Resolution 10 bit
Data-RAM-Type SRAM


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