ATMEGA328PB-AN
- Mfr.Part #
- ATMEGA328PB-AN
- Manufacturer
- Microchip Technology
- Package / Case
- 32-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 32TQFP
- Stock
- 5,135
- In Stock :
- 5,135
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Base Product Number :
- ATmega328
- Number of UART Channels :
- 2
- Typical Operating Supply Voltage :
- 1.8 → 5.5 V
- Height :
- 1.2mm
- RoHS :
- Details
- Contact Plating :
- Tin
- Maximum Operating Temperature :
- +105 °C
- Interface Type :
- 2-Wire, I2C, SPI, USART
- Product :
- MCU
- Package Type :
- TQFP
- Supplier Device Package :
- 32-TQFP (7x7)
- Number of Ethernet Channels :
- 0
- Number of Terminals :
- 32
- ROM (words) :
- 32000
- Pin Count :
- 32
- Packaging :
- Tray
- Product Category :
- 8-bit Microcontrollers - MCU
- Memory Size :
- 32kB
- Terminal Position :
- QUAD
- Mounting Style :
- SMD/SMT
- MSL :
- -
- RAM Size :
- 2K x 8
- Boundary Scan :
- No
- Has ADC :
- yes
- Number of Timers/Counters :
- 5
- Operating Supply Voltage :
- 5V
- Product Status :
- Active
- Subcategory :
- Microcontrollers - MCU
- Interfaces :
- I2C/SPI/USART
- On Chip Program ROM Width :
- 8
- Terminal Finish :
- Matte Tin (Sn)
- Program Memory Size :
- 32KB 16K x 16
- Surface Mount :
- yes
- Number of SPI Channels :
- 2
- Frequency :
- 20MHz
- Number of I2C Channels :
- 2
- Number of I/Os :
- 23 I/O
- Minimum Operating Temperature :
- -40 °C
- Supply Voltage :
- 5V
- Mounting Type :
- Surface Mount
- Number of A/D Converters :
- 1
- Family Name :
- ATMEGA
- Integrated Cache :
- No
- Number of Terminations :
- 32
- Device Core :
- AVR
- Screening Level :
- TS 16949
- Reach Compliance Code :
- Compliant
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Base Part Number :
- ATMEGA328PB
- Tradename :
- AVR
- Watchdog Timer :
- yes
- Factory Lead Time :
- 3 Weeks
- PWM Channels :
- yes
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Number of External Interrupts :
- 2
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Data Converter :
- A/D 8x10b
- Speed :
- 20MHz
- Package / Case :
- 32-TQFP
- Core Processor :
- AVR
- Format :
- FIXED-POINT
- DAC Resolution :
- No DAC
- Number of PWM Channels :
- 10
- EEPROM Size :
- 1K x 8
- Length :
- 7mm
- Program Memory Type :
- Flash
- Seated Height-Max :
- 1.2 mm
- Temperature Grade :
- Industrial
- Brand :
- Microchip Technology / Atmel
- Package Shape :
- Square
- RoHS Status :
- ROHS3 Compliant
- ROM Programmability :
- Flash
- Terminal Pitch :
- 0.8 mm
- JESD-609 Code :
- e3
- Manufacturer :
- Microchip
- Width :
- 7.1mm
- Data Converters :
- A/D 8x10b
- Supply Current-Max :
- 10 mA
- Data Bus Width :
- 8B
- Number of I/O :
- 27
- RAM (bytes) :
- 2048
- JESD-30 Code :
- S-PQFP-G32
- Number of ADC Channels :
- 8
- Product Type :
- 8-bit Microcontrollers - MCU
- Bit Size :
- 8
- Series :
- AVR® ATmega
- Pbfree Code :
- yes
- CPU Family :
- AVR RISC
- Core Size :
- 8-Bit
- Low Power Mode :
- yes
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Connectivity :
- I2C, SPI, UART/USART
- Oscillator Type :
- Internal
- On Chip Data RAM Width :
- 8
- Dimensions :
- 7.1 x 7.1 x 1.05mm
- Interface :
- I2C, SPI, USART
- Data Rate :
- 15kbit/s
- Terminal Form :
- Gull wing
- DMA Channels :
- No
- DAC Channels :
- No
- Qualification :
- -
- Operating Temperature :
- -40°C~105°C TA
- Number of I/O Lines :
- 27
- Package :
- Tray
- Instruction Set Architecture :
- RISC
- Published :
- 2015
- Mount :
- Surface Mount
- Datasheets
- ATMEGA328PB-AN
ATMEGA328PB-AN Documents

Microcontrollers Microchip Technology ATMEGA328PB-AN Overview
The ATMEGA328PB-AN from Microchip Technology stands as a pivotal component within the Microcontrollers category, offering robust performance in a compact package. Designed to cater to a broad spectrum of applications, this 8-bit microcontroller integrates 32KB of FLASH memory, ensuring ample space for application code and data storage. Its 32TQFP packaging is optimized for balanced performance and size, making it an ideal choice for space-constrained applications while providing the reliability and durability expected from Microchip Technology. The ATMEGA328PB-AN is specifically engineered to meet the high demands of modern embedded systems, delivering efficient power usage alongside powerful peripheral integration.
ATMEGA328PB-AN Features
This microcontroller unit (MCU) comes equipped with numerous features that enhance its functionality and make it suitable for a diverse array of applications. Key features include advanced RISC architecture, which allows for powerful yet efficient processing; 32KB of in-system programmable flash, which facilitates easy updates and modifications; and extensive interface options including I2C, SPI, and USART, which enable comprehensive communication capabilities. Moreover, the ATMEGA328PB-AN supports both internal and external interrupts, offering flexible response options to various event triggers.
ATMEGA328PB-AN Applications
- Consumer Electronics: Utilized in devices like smart watches and gaming consoles, the ATMEGA328PB-AN enables responsive user interaction and real-time processing.
- Home Automation Systems: In applications such as smart thermostats and lighting systems, this MCU offers the necessary control and connectivity options to support complex home automation networks.
- Automotive Applications: The robust design and reliable operation under varying conditions make it suitable for automotive environments, controlling non-critical systems like in-car entertainment.
- Industrial Control: With its enhanced processing capabilities and multiple communication interfaces, the ATMEGA328PB-AN is perfect for managing automated processes in manufacturing and production lines.
- Healthcare Devices: Applied in wearable health monitors and diagnostic equipment, it ensures data accuracy and connectivity for critical health monitoring.
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