ATMEGA328P-PU
- Mfr.Part #
- ATMEGA328P-PU
- Manufacturer
- Microchip Technology
- Package / Case
- 28-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 28DIP
- Stock
- 8,012
- In Stock :
- 8,012
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Data Converters :
- A/D 6x10b
- Package Shape :
- RECTANGULAR
- Product Category :
- 8-bit Microcontrollers - MCU
- Interfaces :
- SPI/TWI/USART
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Number of I/O Lines :
- 23
- Minimum Operating Temperature :
- -40 °C
- Supplier Device Package :
- 28-PDIP
- Width :
- 6.76mm
- Maximum Operating Temperature :
- +85 °C
- Oscillator Type :
- Internal
- Reach Compliance Code :
- Compliant
- Casing :
- PDIP 28
- Mount :
- Through Hole
- Applications :
- --
- Tradename :
- AVR
- Controller Series :
- --
- Manuf. code :
- MCP
- Terminal Position :
- Dual
- Number of I/Os :
- 23 I/O
- Power Supplies :
- 2/5V
- Terminal Finish :
- Matte Tin (Sn)
- Package / Case :
- 28-DIP (0.300, 7.62mm)
- Number of I/O :
- 23
- Watchdog Timer :
- yes
- Typical Operating Supply Voltage :
- 1.8 → 5.5 V
- Package :
- Tube
- CPU Family :
- AVR RISC
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Supply Voltage-Min (Vsup) :
- 4.5V
- Terminal Pitch :
- 2.54mm
- Pbfree Code :
- yes
- Mounting Style :
- Through Hole
- Supply Current-Max :
- 9 mA
- Connectivity :
- I2C, SPI, UART/USART
- Supply Voltage-Max (Vsup) :
- 5.5V
- Dimensions :
- 34.79 x 7.49 x 4.06mm
- Height :
- 3.28mm
- Lead Free :
- Lead Free
- Product Type :
- 8-bit Microcontrollers - MCU
- Supply Voltage :
- 5V
- Factory Lead Time :
- 8 Weeks
- Temperature Grade :
- Industrial
- Number of Terminals :
- 28
- JESD-30 Code :
- R-PDIP-T28
- PWM Channels :
- yes
- Frequency :
- 20MHz
- Pin Count :
- 28
- Product Status :
- Active
- Interface :
- 2-Wire, I2C, SPI, UART, USART
- Number of I2C Channels :
- 1
- Voltage - Supply :
- --
- RoHS :
- Details
- Qualification Status :
- Not Qualified
- Number of Pins :
- 28
- Has ADC :
- yes
- Contact Plating :
- Tin
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Operating Temperature :
- -40°C~85°C TA
- Core Size :
- 8-Bit
- Length :
- 37.4mm
- Bit Size :
- 8
- Terminal Form :
- THROUGH-HOLE
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Program Memory Type :
- Flash
- JESD-609 Code :
- e3
- Interface Type :
- I2C, SPI, USART
- Base Product Number :
- ATmega328
- Radiation Hardening :
- No
- Enclosure :
- PDIP 28
- Peak Reflow Temperature (Cel) :
- Not Applicable
- Package Type :
- PDIP
- Packaging :
- Tube
- Qualification :
- -
- Family Name :
- ATMEGA
- Base Part Number :
- ATmega328P
- RAM Size :
- 2K x 8
- ROM (words) :
- 16384
- Number of Terminations :
- 28
- Brand :
- Microchip Technology / Atmel
- Program Memory Size :
- 32KB 16K x 16
- Published :
- 1997
- Manufacturer :
- Microchip Technology
- DMA Channels :
- No
- REACH SVHC :
- No SVHC
- Device Core :
- AVR
- MSL :
- MSL 1 - Unlimited
- RoHS Status :
- ROHS3 Compliant
- Data Bus Width :
- 8B
- Surface Mount :
- No
- Speed :
- 20MHz
- Instruction Set Architecture :
- RISC
- Core Processor :
- AVR
- Product :
- MCU
- RAM (bytes) :
- 2048
- Seated Height-Max :
- 4.5724 mm
- Mounting Type :
- Through Hole
- DAC Channels :
- No
- Data Converter :
- A/D 6x10b
- EEPROM Size :
- 1K x 8
- Number of ADC Channels :
- 6
- Series :
- AVR® ATmega
- Number of Timers/Counters :
- 3
- ROM Programmability :
- Flash
- Type :
- ATMEGA328P-PU
- Memory Size :
- 32kB
- Max. operating temperature :
- +85°C
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ
- Datasheets
- ATMEGA328P-PU

Microcontrollers Microchip Technology ATMEGA328P-PU Overview
The ATMEGA328P-PU from Microchip Technology is a high-performance microcontroller unit (MCU) renowned for its efficiency and versatility in various complex digital environments. As part of the widely acclaimed ATmega series, this 8-bit MCU integrates 32KB ISP flash memory, a rich set of peripherals, and low power consumption, making it an ideal choice for developers and engineers looking to push the boundaries of embedded system applications. The incorporation of advanced RISC architecture enables this microcontroller to execute powerful instructions in a single clock cycle, enhancing its performance while maintaining energy efficiency. The Microcontrollers Microchip Technology ATMEGA328P-PU is designed to support a broad array of applications, from consumer electronics to industrial automation systems, providing a reliable foundation for innovative projects and products.
ATMEGA328P-PU Features
- High-performance, low-power Atmel® AVR® 8-bit microprocessor
- Advanced RISC architecture with 131 powerful instructions
- 32KB ISP flash memory with read-while-write capabilities
- 1KB EEPROM, 2KB SRAM
- Up to 20MHz clock speed
- Multiple programmable serial USARTs
- 6-channel 10-bit A/D converter
- Data retention: 20 years at 85°C/100 years at 25°C
- Power-save modes for reduced power consumption
ATMEGA328P-PU Applications
- Consumer Electronics: Utilized in home automation devices and smart appliances, offering robust control and connectivity.
- Automotive: Employs sophisticated control systems for automotive electronics, enhancing vehicle performance and safety.
- Industrial Automation: Drives process control systems, ensuring high reliability and precision in demanding environments.
- Internet of Things (IoT): Forms the core of various IoT devices, enabling smart, connected solutions across multiple sectors.
- DIY Projects: Popular in the maker community for developing custom electronic projects and educational tools.
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