ATMEGA328-PU

- Mfr.Part #
- ATMEGA328-PU
- Manufacturer
- Microchip Technology
- Package / Case
- 28-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 28DIP
- Stock
- 12,396





- In Stock :
- 12,396
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Program Memory Size :
- 32KB 16K x 16
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Number of I/O Lines :
- 23
- Series :
- AVR® ATmega
- Number of ADC Channels :
- 6
- Core Processor :
- AVR
- Seated Height-Max :
- 4.5724 mm
- Brand :
- Microchip Technology / Atmel
- Pbfree Code :
- yes
- Supply Voltage-Min (Vsup) :
- 4.5V
- JESD-30 Code :
- R-PDIP-T28
- Terminal Form :
- THROUGH-HOLE
- DAC Channels :
- No
- Number of Timers/Counters :
- 3
- Height :
- 4.572mm
- Product Category :
- 8-bit Microcontrollers - MCU
- RAM (bytes) :
- 2048
- EEPROM Size :
- 1K x 8
- Interfaces :
- SPI/USART
- Manufacturer :
- Microchip
- Pin Count :
- 28
- Temperature Grade :
- Industrial
- Package :
- Tube
- Oscillator Type :
- Internal
- Connectivity :
- I2C, SPI, UART/USART
- Length :
- 34.8mm
- REACH SVHC :
- No SVHC
- Data Converter :
- A/D 6x10b
- DMA Channels :
- No
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Operating Temperature :
- -40°C~85°C TA
- Base Product Number :
- ATmega328
- Typical Operating Supply Voltage :
- 1.8 → 5.5 V
- Product Type :
- 8-bit Microcontrollers - MCU
- Contact Plating :
- Tin
- Interface :
- 2-Wire, I2C, SPI, UART, USART
- Supply Voltage-Max (Vsup) :
- 5.5V
- Supplier Device Package :
- 28-PDIP
- Qualification Status :
- Not Qualified
- Supply Voltage :
- 5V
- Factory Lead Time :
- 7 Weeks
- Reach Compliance Code :
- Compliant
- Bit Size :
- 8
- Number of I/O :
- 23
- Program Memory Type :
- Flash
- RoHS :
- Details
- Product :
- MCU
- Frequency :
- 20MHz
- RoHS Status :
- ROHS3 Compliant
- Power Supplies :
- 2/5V
- Number of I2C Channels :
- 1
- Terminal Position :
- Dual
- Package Type :
- PDIP
- Mount :
- Through Hole
- Data Bus Width :
- 8B
- ROM (words) :
- 16384
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ
- Package / Case :
- 28-DIP (0.300, 7.62mm)
- Supply Current-Max :
- 12 mA
- Lead Free :
- Lead Free
- Maximum Operating Temperature :
- +85 °C
- Package Shape :
- RECTANGULAR
- Terminal Finish :
- Matte Tin (Sn)
- RAM Size :
- 2K x 8
- Product Status :
- Active
- Surface Mount :
- No
- Base Part Number :
- ATmega328
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Device Core :
- AVR
- Instruction Set Architecture :
- RISC
- ROM Programmability :
- Flash
- Mounting Style :
- Through Hole
- Has ADC :
- yes
- Number of Terminations :
- 28
- Data Converters :
- A/D 6x10b
- Number of Terminals :
- 28
- Family Name :
- ATMEGA
- Core Size :
- 8-Bit
- Watchdog Timer :
- yes
- Terminal Pitch :
- 2.54mm
- Minimum Operating Temperature :
- -40 °C
- Dimensions :
- 34.79 x 7.49 x 4.06mm
- MSL :
- -
- Mounting Type :
- Through Hole
- Peak Reflow Temperature (Cel) :
- Not Applicable
- Interface Type :
- I2C, SPI, USART
- Width :
- 7.49mm
- Number of Pins :
- 28
- Memory Size :
- 32kB
- CPU Family :
- AVR RISC
- Packaging :
- Tube
- Radiation Hardening :
- No
- Speed :
- 20MHz
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- PWM Channels :
- yes
- Tradename :
- AVR
- JESD-609 Code :
- e3
- Published :
- 1997
- Number of I/Os :
- 23 I/O
- Qualification :
- -
- Datasheets
- ATMEGA328-PU

Microcontrollers Microchip Technology ATMEGA328-PU Overview
The Microcontrollers Microchip Technology ATMEGA328-PU is a high-performance, low-power AVR® 8-bit microcontroller that combines 32KB ISP flash memory with read-while-write capabilities, 1KB EEPROM, and 2KB SRAM. This versatile microcontroller is designed to deliver a perfect balance of power efficiency and processing capability, making it ideal for complex yet power-sensitive applications in various fields. The ATMEGA328-PU operates between 1.8-5.5V, enabling flexible integration into different hardware environments, ensuring robust performance in diverse operating conditions.
ATMEGA328-PU Features
The ATMEGA328-PU microcontroller from Microchip Technology is packed with features designed for efficiency and functionality. It supports a clock speed up to 20MHz and includes an on-chip analog comparator and six PWM channels. Connectivity options include SPI, I2C, and USART interfaces, making it highly adaptable to communication requirements. Its 10-bit analog-to-digital converter enhances its capabilities in sensor-driven applications, providing accurate data handling and processing.
ATMEGA328-PU Applications
- Consumer Electronics: Used in products such as cameras, personal media players, and gaming consoles, the ATMEGA328-PU provides cost-effective processing power, handling user interface and device control tasks efficiently.
- Home Automation Systems: Ideal for controlling lighting systems, security systems, and other home automation networks, this microcontroller integrates easily with various sensors and actuators to manage and monitor system states effectively.
- Automotive: In automotive applications, the ATMEGA328-PU can be utilized for engine management, infotainment systems, and accessory controls, offering reliable operation under the stringent conditions typical in automotive environments.
- Industrial Control: This microcontroller excels in managing industrial equipment and processes, including system monitoring and automation tasks, due to its robust design and extensive I/O capabilities.
- Wearable Technology: The ATMEGA328-PU supports the development of compact, power-efficient wearable devices such as fitness trackers and smartwatches, enhancing device usability and battery life.
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